72991512 (number)
72991512 is an even 8-digits composite number following 72991511 and preceding 72991513. In scientific notation, it is written as 7.2991512 × 10^7. The sum of its digits is 36. It has a total of 8 prime factors and 96 positive divisors. There are 21151680 positive integers (up to 72991512) that are relatively prime to 72991512.
Interesting facts
- 72991512 has 96 divisors, whose sum is 225089280
- The reverse of 72991512 is 21519927
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | seventy-two million nine hundred ninety-one thousand five hundred twelve |
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Notation
Scientific notation | 7.2991512 × 10^7 |
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Engineering notation | 7.2991512 × 10^6 |
Prime Factorization of 72991512
Prime Factorization 2 × 2 × 2 × 3 × 3 × 23 × 11 × 4007
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 6082626 | Product of the distinct prime numbers |
The prime factorization of 72991512 is 2 × 2 × 2 × 3 × 3 × 23 × 11 × 4007. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 72991512)
Multiplication
n×yn×2 | 145983024 |
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n×3 | 218974536 |
n×4 | 291966048 |
n×5 | 364957560 |
Division
n÷yn÷2 | 36495756 |
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n÷3 | 24330504 |
n÷3 | 18247878 |
n÷5 | 14598302.4 |
Exponentiation
nyn2 | 5327760824046144 |
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n3 | 3.8888131812149E+23 |
n4 | 2.8385035398241E+31 |
n5 | 2.0718666518911E+39 |
Nth Root
y√n2√n | 8543.507008249 |
---|---|
3√n | 417.91772073123 |
4√n | 92.431093297921 |
5√n | 37.381306141641 |
Divisors of 72991512
96 divisors
τ | Total Divisors | 96 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -72991511 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.010416666666667 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 96 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 72991512 can be divided by 96 positive divisors. The sum of these divisors (counting 72991512) is 1, the average is 0.010416666666667.
Base conversion 72991512
Base | System | Value |
---|---|---|
2 | Binary | 100010110011100001100011000 |
3 | Ternary | 12002100100112100 |
4 | Quaternary | 10112130030120 |
5 | Quinary | 122141212022 |
6 | Senary | 11124243400 |
8 | Octal | 426341430 |
10 | Decimal | 72991512 |
12 | Duodecimal | 20540560 |
16 | Hexadecimal | 459c318 |
20 | Vigesimal | 12g3ifc |
36 | Base36 | 17ggm0 |
Cryptographic Hash Functions
md5 | b456c5075aceef058ac295243e8e05b8 |
---|---|
sha1 | b6b699b846b5356b6f54b9d8614762d2a959d5a5 |
sha256 | 2d251c2a43450025e283b27e8d907dd5184bdf1c7b21a95604f6c62ae5a6d339 |
sha512 | b4dba2a93e2d0cf75c01779ad43c210ec2b4e1b287e2ef7e94da0f0991bd2174d4f3597fdbc32a53e531338b957d4eb81140101c6a7eed177cb6c9cc64b15e11 |
ripemd-160 | 3d7e49d26016ee31b96e9ea4c5bc1c5e9e4213ff |
72991512 as geometric shapes
Circle
Radius = nDiameter | 145983024 |
---|---|
Circumference | 458619195.74722 |
Area | 1.6737654264907E+16 |
Sphere
Radius = nVolume | 1.6289422561717E+24 |
---|---|
Surface area | 6.6950617059627E+16 |
Circumference | 458619195.74722 |
Square
Length = nPerimeter | 291966048 |
---|---|
Area | 5327760824046144 |
Diagonal | 103225586.20852 |
Cube
Length = nSurface area | 31966564944276864 |
---|---|
Volume | 3.8888131812149E+23 |
Space diagonal | 126425007.30527 |
Equilateral Triangle
Length = nPerimeter | 218974536 |
---|---|
Area | 2.3069881094557E+15 |
Altitude | 63212503.652637 |
Triangular Pyramid
Length = nSurface area | 2.3069881094557E+15 |
---|---|
Volume | 4.5830102853412E+22 |
Height | 34408528.736173 |