Recognised as Number

1,004,918

Positive
Even
Composite
7 digits

1,004,918 is an even 7-digit integer and a composite number. It has 8 divisors and a digital root of 5.

Number properties

ParityEvendivisible by 2

SignPositive

PrimalityComposite

Absolute value1,004,918

Digit count7

Digit sum23

Digit product0zero, because one of the digits is zero

Multiplicative persistence1times the digit product can be taken before one digit is left

Digital root5repeated digit sum

PalindromicNoreads differently backwards

Happy numberNosquared-digit sums reach 1

Harshad numberNodivisible by its own digit sum

Factors & divisors

Prime factorisation2 × 73 × 6,883

Distinct prime factors32, 73, 6,883

Number of divisors8

Sum of divisors σ(n)1,528,248

Aliquot sum523,330sum of the proper divisors

ClassificationDeficientthe aliquot sum is less than the number

Euler's totient φ(n)495,504integers below n that share no factor with it

Carmichael function λ(n)82,584the smallest exponent with aˣ ≡ 1 for every unit; smaller than φ(n) = 495,504

Möbius function μ(n)−13 distinct prime factors, an odd number of them

SquarefreeYesno repeated prime factor

All divisors1, 2, 73, 146, 6,883, 13,766, 502,459, 1,004,9188 in total

Arithmetic

Previous number1,004,917

Next number1,004,919

Double2,009,836

Half502,459

Square1,009,860,186,724

Cube1,014,826,679,122,308,632

Square root1,002.455984071≈irrational, shown to 9 decimal places

Cube root100.163665324≈

Negation-1,004,918

Reciprocal9.95106068 × 10^-7≈

Representations

Decimal1,004,918

Binary1111010101010111011020 bits

Octal3652566

HexadecimalF5576

Base 36LJEE

Roman numeralNot defined above 3,999there is no agreed standard notation

In wordsone million, four thousand, nine hundred and eighteen

Ordinalone million, four thousand, nine hundred and eighteenth

Scientific notation1.004918 × 10^6

Engineering notation1.004918 × 10^6

In other bases

Ternary1220001111012base 3; the most digit-efficient integer base after e: 13 digits

Quinary224124133base 5; one hand: 9 digits

Septenary11353535base 7: 8 digits

Nonary1801435base 9; each digit is two ternary digits: 7 digits

Duodecimal405672base 12; divides by 2, 3, 4 and 6, which is why eggs and inches come in twelves: 6 digits

Vigesimal65c5ibase 20; hands and feet, and the Mayan and Yoruba systems: 5 digits

Sexagesimal4:39:8:38base 60; Babylonian, and still how an hour and a circle are divided: 4 digits

Balanced ternary1T0T00011111TTdigits −1, 0 and +1 written T, 0 and 1; negation is swapping T and 1, so no sign is needed

Negabinary100001010101010001010base −2; place values alternate 1, −2, 4, −8, so every integer has exactly one form without a sign

Bit-level

00000000000011110101010101110110

Bit length20 bitsto write the magnitude

Set bits13the population count, or Hamming weight

Zero bits7within that length

Bit parityodd13 set bits, so odd; not the same as the number itself being even

Highest set bitbit 19worth 524,288

Lowest set bitbit 11 trailing zero

Power of twoNo

Bytes30f 55 76

Gray code10001111111111001101n XOR (n >> 1); successive values differ in exactly one bit

At each machine width

32-bit00000000000011110101010101110110

64-bit0000000000000000000000000000000000000000000011110101010101110110

One's complement11111111111100001010101010001001at 32 bits, every bit flipped

Bits reversed01101110101010101111000000000000at 32 bits

Rotated left by 100000000000111101010101011101100at 32 bits, wrapping

Shifted left by 1111101010101011101100= 2,009,836, no wrap

Shifted right by 11111010101010111011= 502,459, discarding the low bit

These bits as a double4.96495461 × 10^-318≈IEEE-754 binary64 reinterpretation of the same 64 bits (subnormal)

Nearest landmarks

Next prime1,004,963+45

Previous prime1,004,917−1

Distance to nearest prime1

Nearest square below1,004,004

Nearest square above1,006,009

Powers & multiples

1,004,918 to the power 21,009,860,186,724

1,004,918 to the power 31,014,826,679,122,308,632

1,004,918 to the power 41,019,817,596,730,232,145,852,176

1,004,918 to the power 51,024,833,059,670,951,427,545,477,001,568

First ten multiples1,004,918, 2,009,836, 3,014,754, 4,019,672, 5,024,590, 6,029,508, 7,034,426, 8,039,344, 9,044,262, 10,049,180

Powers of twoBetween 2^19 (524,288) and 2^20 (1,048,576)

Divisibility tests

Divisible by 2Yes

Divisible by 3No, remainder 2

Divisible by 4No, remainder 2

Divisible by 5No, remainder 3

Divisible by 6No, remainder 2

Divisible by 7No, remainder 5

Divisible by 8No, remainder 6

Divisible by 9No, remainder 5

Divisible by 10No, remainder 8

Divisible by 11No, remainder 2

Divisible by 12No, remainder 2

Divisible by 100No, remainder 18

Collatz (3n + 1) trajectory

Steps to reach 1183the total stopping time

Highest value reached2,543,7042× the starting value

Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven

First steps1,004,918 → 502,459 → 1,507,378 → 753,689 → 2,261,068 → 1,130,534 → 565,267 → 1,695,802 → 847,901 → 2,543,704 → …

Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage100,491,800%

1,004,918% as a decimal10,049.18

1,004,918% of 1001,004,918

1,004,918% of 1,00010,049,180

As a fraction of 1001,004,918/100

Read another way

As seconds11 days, 15 hours and 8 minutes

As bytes981.365 KiB

As a 24-bit colour#0F5576

Keep nerding

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