31459968 (number)
31459968 is an even 8-digits composite number following 31459967 and preceding 31459969. In scientific notation, it is written as 3.1459968 × 10^7. The sum of its digits is 45. It has a total of 9 prime factors and 32 positive divisors. There are 10485504 positive integers (up to 31459968) that are relatively prime to 31459968.
Interesting facts
- 31459968 has 32 divisors, whose sum is 65002560
- The reverse of 31459968 is 86995413
- Previous prime number is 27
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | thirty-one million four hundred fifty-nine thousand nine hundred sixty-eight |
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Notation
Scientific notation | 3.1459968 × 10^7 |
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Engineering notation | 3.1459968 × 10^6 |
Prime Factorization of 31459968
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 27 × 9103
Composite numberω | Distinct Factors | 3 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 491562 | Product of the distinct prime numbers |
The prime factorization of 31459968 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 27 × 9103. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 31459968)
Multiplication
n×yn×2 | 62919936 |
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n×3 | 94379904 |
n×4 | 125839872 |
n×5 | 157299840 |
Division
n÷yn÷2 | 15729984 |
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n÷3 | 10486656 |
n÷3 | 7864992 |
n÷5 | 6291993.6 |
Exponentiation
nyn2 | 989729586561024 |
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n3 | 3.1136861121863E+22 |
n4 | 9.7956465451426E+29 |
n5 | 3.081707268495E+37 |
Nth Root
y√n2√n | 5608.918612353 |
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3√n | 315.6841366564 |
4√n | 74.892714013801 |
5√n | 31.590147616367 |
Divisors of 31459968
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -31459967 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 31459968 can be divided by 32 positive divisors. The sum of these divisors (counting 31459968) is 1, the average is 0.03125.
Base conversion 31459968
Base | System | Value |
---|---|---|
2 | Binary | 1111000000000101010000000 |
3 | Ternary | 2012012022222000 |
4 | Quaternary | 1320000222000 |
5 | Quinary | 31023204333 |
6 | Senary | 3042144000 |
8 | Octal | 170005200 |
10 | Decimal | 31459968 |
12 | Duodecimal | a652000 |
16 | Hexadecimal | 1e00a80 |
20 | Vigesimal | 9gc9i8 |
36 | Base36 | iqao0 |
Cryptographic Hash Functions
md5 | 147bdeac2675f0fe7b7b286e9205af9f |
---|---|
sha1 | 4fd5d329739d75f279f76abb209dd2f8f189c1c4 |
sha256 | 78386c384f597e17b10b9cf59caea5bd2d1e077b80497d25bda9daf4934f6100 |
sha512 | d248d6107cfeecfb6f111795054fc1a0a514b76daa1d93998c36d60162937400ca4f06dea98baebab1b08159e2356e63a15fbb48fed283290576afedd8706115 |
ripemd-160 | 8de157dffee3e3b597349f597c15d33d2b3abb48 |
31459968 as geometric shapes
Circle
Radius = nDiameter | 62919936 |
---|---|
Circumference | 197668808.70194 |
Area | 3.1093271981806E+15 |
Sphere
Radius = nVolume | 1.3042577887505E+23 |
---|---|
Surface area | 1.2437308792722E+16 |
Circumference | 197668808.70194 |
Square
Length = nPerimeter | 125839872 |
---|---|
Area | 989729586561024 |
Diagonal | 44491113.417424 |
Cube
Length = nSurface area | 5938377519366144 |
---|---|
Volume | 3.1136861121863E+22 |
Space diagonal | 54490262.980491 |
Equilateral Triangle
Length = nPerimeter | 94379904 |
---|---|
Area | 4.2856548241946E+14 |
Altitude | 27245131.490246 |
Triangular Pyramid
Length = nSurface area | 4.2856548241946E+14 |
---|---|
Volume | 3.6695142740222E+21 |
Height | 14830371.139141 |