Recognised as Number
-1,201,021
- Negative
- Odd
- 7 digits
-1,201,021 is an odd 7-digit integer and the negative of 1,201,021. It has 2 divisors and a digital root of 7.
Number properties
ParityOddnot divisible by 2
SignNegative
Absolute value1,201,021
Digit count7
Digit sum7
Digit product0zero, because one of the digits is zero
Multiplicative persistence1times the digit product can be taken before one digit is left
Digital root7repeated digit sum
PalindromicYesreads the same backwards
Factors & divisors
Prime factorisation−1 × 1,201,021
Distinct prime factors11,201,021
Number of divisors2
Sum of divisors σ(n)1,201,022
SquarefreeYesno repeated prime factor
All divisors1, 1,201,0212 in total
Arithmetic
Previous number-1,201,022
Next number-1,201,020
Double-2,402,042
Half-600,510.5
Square1,442,451,442,441
Cube-1,732,414,473,851,932,261
Cube root-106.295986553≈
Negation1,201,021
Reciprocal-8.32624908 × 10^-7≈
Representations
Decimal-1,201,021
Binary10010010100110111110121 bits
Octal4451575
Hexadecimal12537D
Base 36PQPP
In wordsminus one million, two hundred and one thousand and twenty-one
Ordinalminus one million, two hundred and one thousand and twenty-first
Scientific notation-1.201021 × 10^6
Engineering notation-1.201021 × 10^6
In other bases
Ternary2021000111021base 3; the most digit-efficient integer base after e: 13 digits
Quinary301413041base 5; one hand: 9 digits
Septenary13131343base 7: 8 digits
Nonary2230437base 9; each digit is two ternary digits: 7 digits
Duodecimal49b051base 12; divides by 2, 3, 4 and 6, which is why eggs and inches come in twelves: 6 digits
Vigesimal7a2b1base 20; hands and feet, and the Mayan and Yoruba systems: 5 digits
Sexagesimal5:33:37:1base 60; Babylonian, and still how an hour and a circle are divided: 4 digits
Balanced ternaryT1T1T000TTTT1Tdigits −1, 0 and +1 written T, 0 and 1; negation is swapping T and 1, so no sign is needed
Negabinary1100101111110110000111base −2; place values alternate 1, −2, 4, −8, so every integer has exactly one form without a sign
Bit-level
11111111111011011010110010000011
Bit length21 bitsto write the magnitude
Set bits12the population count, or Hamming weight
Zero bits9within that length
Bit parityeven12 set bits, so even; not the same as the number itself being odd
Highest set bitbit 20worth 1,048,576
Lowest set bitbit 00 trailing zeros
Power of twoNo
Bytes312 53 7d
Gray code110110111101011000011n XOR (n >> 1); successive values differ in exactly one bit
At each machine width
32-bit11111111111011011010110010000011two's complement
64-bit1111111111111111111111111111111111111111111011011010110010000011two's complement
One's complement00000000000100100101001101111100at 32 bits, every bit flipped
Bits reversed11000001001101011011011111111111at 32 bits
Rotated left by 111111111110110110101100100000111at 32 bits, wrapping
Shifted left by 1-1001001010011011111010= -2,402,042, no wrap
Shifted right by 1-10010010100110111111= -600,510, discarding the low bit
These bits as a double5.93383216 × 10^-318≈IEEE-754 binary64 reinterpretation of the same 64 bits (subnormal)
Powers & multiples
-1,201,021 to the power 21,442,451,442,441
-1,201,021 to the power 3-1,732,414,473,851,932,261
-1,201,021 to the power 42,080,666,163,800,121,536,038,481
-1,201,021 to the power 5-2,498,923,756,713,385,767,334,472,489,101
First ten multiples-1,201,021, -2,402,042, -3,603,063, -4,804,084, -6,005,105, -7,206,126, -8,407,147, -9,608,168, -10,809,189, -12,010,210
Powers of twoBetween 2^20 (1,048,576) and 2^21 (2,097,152)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3No, remainder 1
Divisible by 4No, remainder 1
Divisible by 5No, remainder 1
Divisible by 6No, remainder 1
Divisible by 7No, remainder 3
Divisible by 8No, remainder 5
Divisible by 9No, remainder 7
Divisible by 10No, remainder 1
Divisible by 11No, remainder 8
Divisible by 12No, remainder 1
Divisible by 100No, remainder 21
As a percentage & fraction
As a percentage-120,102,100%
-1,201,021% as a decimal-12,010.21
-1,201,021% of 100-1,201,021
-1,201,021% of 1,000-12,010,210
As a fraction of 100-1,201,021/100
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