Recognised as Number
-400,999
- Negative
- Odd
- 6 digits
-400,999 is an odd 6-digit integer and the negative of 400,999. It has 4 divisors and a digital root of 4.
Number properties
ParityOddnot divisible by 2
SignNegative
Absolute value400,999
Digit count6
Digit sum31
Digit product0zero, because one of the digits is zero
Multiplicative persistence1times the digit product can be taken before one digit is left
Digital root4repeated digit sum
PalindromicNoreads differently backwards
Factors & divisors
Prime factorisation−1 × 137 × 2,927
Distinct prime factors2137, 2,927
Number of divisors4
Sum of divisors σ(n)404,064
SquarefreeYesno repeated prime factor
All divisors1, 137, 2,927, 400,9994 in total
Arithmetic
Previous number-401,000
Next number-400,998
Double-801,998
Half-200,499.5
Square160,800,198,001
Cube-64,480,718,598,202,999
Cube root-73.741918103≈
Negation400,999
Reciprocal-0.0000024938≈
Representations
Decimal-400,999
Binary110000111100110011119 bits
Octal1417147
Hexadecimal61E67
Base 368LEV
In wordsminus four hundred thousand, nine hundred and ninety-nine
Ordinalminus four hundred thousand, nine hundred and ninety-ninth
Scientific notation-4.00999 × 10^5
Engineering notation-400.999 × 10^3
In other bases
Ternary202101001211base 3; the most digit-efficient integer base after e: 12 digits
Quinary100312444base 5; one hand: 9 digits
Septenary3260044base 7: 7 digits
Nonary671054base 9; each digit is two ternary digits: 6 digits
Duodecimal174087base 12; divides by 2, 3, 4 and 6, which is why eggs and inches come in twelves: 6 digits
Vigesimal2a29jbase 20; hands and feet, and the Mayan and Yoruba systems: 5 digits
Sexagesimal1:51:23:19base 60; Babylonian, and still how an hour and a circle are divided: 4 digits
Balanced ternaryT1T1T0T0T11TTdigits −1, 0 and +1 written T, 0 and 1; negation is swapping T and 1, so no sign is needed
Negabinary11100010011011101001base −2; place values alternate 1, −2, 4, −8, so every integer has exactly one form without a sign
Bit-level
11111111111110011110000110011001
Bit length19 bitsto write the magnitude
Set bits11the population count, or Hamming weight
Zero bits8within that length
Bit parityodd11 set bits, so odd; not the same as the number itself being odd
Highest set bitbit 18worth 262,144
Lowest set bitbit 00 trailing zeros
Power of twoNo
Bytes306 1e 67
Gray code1010001000101010100n XOR (n >> 1); successive values differ in exactly one bit
At each machine width
32-bit11111111111110011110000110011001two's complement
64-bit1111111111111111111111111111111111111111111110011110000110011001two's complement
One's complement00000000000001100001111001100110at 32 bits, every bit flipped
Bits reversed10011001100001111001111111111111at 32 bits
Rotated left by 111111111111100111100001100110011at 32 bits, wrapping
Shifted left by 1-11000011110011001110= -801,998, no wrap
Shifted right by 1-110000111100110100= -200,499, discarding the low bit
These bits as a double1.9811983 × 10^-318≈IEEE-754 binary64 reinterpretation of the same 64 bits (subnormal)
Powers & multiples
-400,999 to the power 2160,800,198,001
-400,999 to the power 3-64,480,718,598,202,999
-400,999 to the power 425,856,703,677,160,804,396,001
-400,999 to the power 5-10,368,512,317,837,805,401,992,004,999
First ten multiples-400,999, -801,998, -1,202,997, -1,603,996, -2,004,995, -2,405,994, -2,806,993, -3,207,992, -3,608,991, -4,009,990
Powers of twoBetween 2^18 (262,144) and 2^19 (524,288)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3No, remainder 1
Divisible by 4No, remainder 3
Divisible by 5No, remainder 4
Divisible by 6No, remainder 1
Divisible by 7No, remainder 4
Divisible by 8No, remainder 7
Divisible by 9No, remainder 4
Divisible by 10No, remainder 9
Divisible by 11No, remainder 5
Divisible by 12No, remainder 7
Divisible by 100No, remainder 99
As a percentage & fraction
As a percentage-40,099,900%
-400,999% as a decimal-4,009.99
-400,999% of 100-400,999
-400,999% of 1,000-4,009,990
As a fraction of 100-400,999/100
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