31629720 (number)
31629720 is an even 8-digits composite number following 31629719 and preceding 31629721. In scientific notation, it is written as 3.1629720 × 10^7. The sum of its digits is 30. It has a total of 8 prime factors and 128 positive divisors. There are 7956480 positive integers (up to 31629720) that are relatively prime to 31629720.
Interesting facts
- 31629720 has 128 divisors, whose sum is 100440000
- The reverse of 31629720 is 02792613
- Previous prime number is 61
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | thirty-one million six hundred twenty-nine thousand seven hundred twenty |
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Notation
Scientific notation | 3.1629720 × 10^7 |
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Engineering notation | 3.1629720 × 10^6 |
Prime Factorization of 31629720
Prime Factorization 2 × 2 × 2 × 3 × 5 × 29 × 61 × 149
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 7907430 | Product of the distinct prime numbers |
The prime factorization of 31629720 is 2 × 2 × 2 × 3 × 5 × 29 × 61 × 149. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 31629720)
Multiplication
n×yn×2 | 63259440 |
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n×3 | 94889160 |
n×4 | 126518880 |
n×5 | 158148600 |
Division
n÷yn÷2 | 15814860 |
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n÷3 | 10543240 |
n÷3 | 7907430 |
n÷5 | 6325944 |
Exponentiation
nyn2 | 1000439187278400 |
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n3 | 3.1643611370643E+22 |
n4 | 1.0008785674423E+30 |
n5 | 3.16575088422E+37 |
Nth Root
y√n2√n | 5624.0305831316 |
---|---|
3√n | 316.25090898414 |
4√n | 74.993536942403 |
5√n | 31.624165159398 |
Divisors of 31629720
128 divisors
τ | Total Divisors | 128 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -31629719 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0078125 | 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 | 128 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 31629720 can be divided by 128 positive divisors. The sum of these divisors (counting 31629720) is 1, the average is 0.0078125.
Base conversion 31629720
Base | System | Value |
---|---|---|
2 | Binary | 1111000101010000110011000 |
3 | Ternary | 2012111221211010 |
4 | Quaternary | 1320222012120 |
5 | Quinary | 31044122340 |
6 | Senary | 3045533520 |
8 | Octal | 170520630 |
10 | Decimal | 31629720 |
12 | Duodecimal | a7142a0 |
16 | Hexadecimal | 1e2a198 |
20 | Vigesimal | 9hde60 |
36 | Base36 | itxnc |
Cryptographic Hash Functions
md5 | c75c0dfd79093e148b5dd42a96b259b8 |
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sha1 | 440b8cc9e95010bc13c4718733e35b731d7eefdb |
sha256 | aae18b85a06ff1a147bdd523e539793c75ae4ea8794dcd22704f239ebd4b5845 |
sha512 | b4fd6969e1bf32850cf4f5468600ef4980f89ceaf5cfccc6b5e1d5b456b8f2ad48f26c6fc300df909f4a257ecf09be218eae9b55b57a6fdff0885358cb5b8ac9 |
ripemd-160 | f464ec60be841ad0473c329e0047342d35a356a5 |
31629720 as geometric shapes
Circle
Radius = nDiameter | 63259440 |
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Circumference | 198735391.9742 |
Area | 3.1429724011172E+15 |
Sphere
Radius = nVolume | 1.3254844935342E+23 |
---|---|
Surface area | 1.2571889604469E+16 |
Circumference | 198735391.9742 |
Square
Length = nPerimeter | 126518880 |
---|---|
Area | 1000439187278400 |
Diagonal | 44731178.998064 |
Cube
Length = nSurface area | 6002635123670400 |
---|---|
Volume | 3.1643611370643E+22 |
Space diagonal | 54784282.069177 |
Equilateral Triangle
Length = nPerimeter | 94889160 |
---|---|
Area | 4.3320287556228E+14 |
Altitude | 27392141.034589 |
Triangular Pyramid
Length = nSurface area | 4.3320287556228E+14 |
---|---|
Volume | 3.7292353635689E+21 |
Height | 14910392.999355 |