Recognised as Number
-990,000
- Negative
- Even
- 6 digits
-990,000 is an even 6-digit integer and the negative of 990,000. It has 150 divisors and a digital root of 9.
Number properties
ParityEvendivisible by 2
SignNegative
Absolute value990,000
Digit count6
Digit sum18
Digit product0zero, because one of the digits is zero
Multiplicative persistence1times the digit product can be taken before one digit is left
Digital root9repeated digit sum
PalindromicNoreads differently backwards
Factors & divisors
Prime factorisation−1 × 2^4 × 3^2 × 5^4 × 11
Distinct prime factors42, 3, 5, 11
Number of divisors150
Sum of divisors σ(n)3,776,916
SquarefreeNohas a repeated prime factor
All divisors1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 75, 80, 88, 90, 99, 100, 110, 120, 125, 132, 144, 150, 165, 176, 180, 198, 200, 220, 225, 240, 250, 264, 275, 300, 330, 360, 375, 396, 400, 440, 450, 495, 500, 528, 550, 600, 625, 660, 720, 750, 792, 825, 880, 900, 990, 1,000, 1,100, 1,125, 1,200, 1,250, 1,320, 1,375, 1,500, 1,584, 1,650, 1,800, 1,875, 1,980, 2,000, 2,200, 2,250, 2,475, 2,500, 2,640, 2,750, 3,000, 3,300, 3,600, 3,750, 3,960, 4,125, 4,400, 4,500, 4,950, 5,000, 5,500, 5,625, 6,000, 6,600, 6,875, 7,500, 7,920, 8,250, 9,000, 9,900, 10,000, 11,000, 11,250, 12,375, 13,200, 13,750, 15,000, 16,500, 18,000, 19,800, 20,625, 22,000, 22,500, 24,750, 27,500, 30,000, 33,000, 39,600, 41,250, 45,000, 49,500, 55,000, 61,875, 66,000, 82,500, 90,000, 99,000, 110,000, 123,750, 165,000, 198,000, 247,500, 330,000, 495,000, 990,000150 in total
Arithmetic
Previous number-990,001
Next number-989,999
Double-1,980,000
Half-495,000
Square980,100,000,000
Cube-970,299,000,000,000,000
Cube root-99.665549341≈
Negation990,000
Reciprocal-0.0000010101≈
Representations
Decimal-990,000
Binary1111000110110011000020 bits
Octal3615460
HexadecimalF1B30
Base 36L7W0
In wordsminus nine hundred and ninety thousand
Ordinalminus nine hundred and ninety thousandth
Scientific notation-9.9 × 10^5
Engineering notation-990 × 10^3
In other bases
Ternary1212022000200base 3; the most digit-efficient integer base after e: 13 digits
Quinary223140000base 5; one hand: 9 digits
Septenary11262204base 7: 8 digits
Nonary1768020base 9; each digit is two ternary digits: 7 digits
Duodecimal3b8b00base 12; divides by 2, 3, 4 and 6, which is why eggs and inches come in twelves: 6 digits
Vigesimal63f00base 20; hands and feet, and the Mayan and Yoruba systems: 5 digits
Sexagesimal4:35:0:0base 60; Babylonian, and still how an hour and a circle are divided: 4 digits
Balanced ternaryT1011T0100T100digits −1, 0 and +1 written T, 0 and 1; negation is swapping T and 1, so no sign is needed
Negabinary1100010010010111010000base −2; place values alternate 1, −2, 4, −8, so every integer has exactly one form without a sign
Bit-level
11111111111100001110010011010000
Bit length20 bitsto write the magnitude
Set bits10the population count, or Hamming weight
Zero bits10within that length
Bit parityeven10 set bits, so even; not the same as the number itself being even
Highest set bitbit 19worth 524,288
Lowest set bitbit 44 trailing zeros
Power of twoNo
Bytes30f 1b 30
Gray code10001001011010101000n XOR (n >> 1); successive values differ in exactly one bit
At each machine width
32-bit11111111111100001110010011010000two's complement
64-bit1111111111111111111111111111111111111111111100001110010011010000two's complement
One's complement00000000000011110001101100101111at 32 bits, every bit flipped
Bits reversed00001011001001110000111111111111at 32 bits
Rotated left by 111111111111000011100100110100001at 32 bits, wrapping
Shifted left by 1-111100011011001100000= -1,980,000, no wrap
Shifted right by 1-1111000110110011000= -495,000, discarding the low bit
These bits as a double4.89124989 × 10^-318≈IEEE-754 binary64 reinterpretation of the same 64 bits (subnormal)
Powers & multiples
-990,000 to the power 2980,100,000,000
-990,000 to the power 3-970,299,000,000,000,000
-990,000 to the power 4960,596,010,000,000,000,000,000
-990,000 to the power 5-950,990,049,900,000,000,000,000,000,000
First ten multiples-990,000, -1,980,000, -2,970,000, -3,960,000, -4,950,000, -5,940,000, -6,930,000, -7,920,000, -8,910,000, -9,900,000
Powers of twoBetween 2^19 (524,288) and 2^20 (1,048,576)
Divisibility tests
Divisible by 2Yes
Divisible by 3Yes
Divisible by 4Yes
Divisible by 5Yes
Divisible by 6Yes
Divisible by 7No, remainder 4
Divisible by 8Yes
Divisible by 9Yes
Divisible by 10Yes
Divisible by 11Yes
Divisible by 12Yes
Divisible by 100Yes
As a percentage & fraction
As a percentage-99,000,000%
-990,000% as a decimal-9,900
-990,000% of 100-990,000
-990,000% of 1,000-9,900,000
As a fraction of 100-990,000/100
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Derived from -990,000
Nerdulate something else
Nothing in mind? Surprise me · today’s page