129687072 (number)
129687072 is an even 9-digits composite number following 129687071 and preceding 129687073. In scientific notation, it is written as 1.29687072 × 10^8. The sum of its digits is 42. It has a total of 9 prime factors and 96 positive divisors. There are 40578048 positive integers (up to 129687072) that are relatively prime to 129687072.
Interesting facts
- 129687072 has 96 divisors, whose sum is 361972800
- The reverse of 129687072 is 270786921
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 42
- Digital Root 6
Name
Name | one hundred twenty-nine million six hundred eighty-seven thousand seventy-two |
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Notation
Scientific notation | 1.29687072 × 10^8 |
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Engineering notation | 1.29687072 × 10^6 |
Prime Factorization of 129687072
Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 29 × 37 × 1259
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 8105442 | Product of the distinct prime numbers |
The prime factorization of 129687072 is 2 × 2 × 2 × 2 × 2 × 3 × 29 × 37 × 1259. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129687072)
Multiplication
n×yn×2 | 259374144 |
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n×3 | 389061216 |
n×4 | 518748288 |
n×5 | 648435360 |
Division
n÷yn÷2 | 64843536 |
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n÷3 | 43229024 |
n÷3 | 32421768 |
n÷5 | 25937414.4 |
Exponentiation
nyn2 | 16818736643933184 |
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n3 | 2.1811727100908E+24 |
n4 | 2.8286990229798E+32 |
n5 | 3.6684569385951E+40 |
Nth Root
y√n2√n | 11388.023182274 |
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3√n | 506.17290616929 |
4√n | 106.7146811937 |
5√n | 41.935259712319 |
Divisors of 129687072
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 | -129687071 | 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 129687072 can be divided by 96 positive divisors. The sum of these divisors (counting 129687072) is 1, the average is 0.010416666666667.
Base conversion 129687072
Base | System | Value |
---|---|---|
2 | Binary | 111101110101101111000100000 |
3 | Ternary | 100001000210012220 |
4 | Quaternary | 13232231320200 |
5 | Quinary | 231144441242 |
6 | Senary | 20511351040 |
8 | Octal | 756557040 |
10 | Decimal | 129687072 |
12 | Duodecimal | 37522480 |
16 | Hexadecimal | 7bade20 |
20 | Vigesimal | 20aahdc |
36 | Base36 | 257n6o |
Cryptographic Hash Functions
md5 | 781218ecfec619c3413042a6e9be7316 |
---|---|
sha1 | 92b68b6044c362e993ca5957d11f59df4e82e625 |
sha256 | f96c41a234c95f6eacbe8fd16a26de1d3872e025e6ceb6b06c228ce4d91a8a70 |
sha512 | c88eb9d1cbedfde4c32f6ced8829772d3f379ca09eac7a81ee0c4d84fe26939576c6b842f150062ac84fa81f735b6ec1936093426bfa6c87d58de5f57843db32 |
ripemd-160 | 6e8cccf17c7e5957ed6afbe599ca618967d89441 |
129687072 as geometric shapes
Circle
Radius = nDiameter | 259374144 |
---|---|
Circumference | 814847905.32154 |
Area | 5.2837619483242E+16 |
Sphere
Radius = nVolume | 9.1364748829757E+24 |
---|---|
Surface area | 2.1135047793297E+17 |
Circumference | 814847905.32154 |
Square
Length = nPerimeter | 518748288 |
---|---|
Area | 16818736643933184 |
Diagonal | 183405216.08686 |
Cube
Length = nSurface area | 100912419863599104 |
---|---|
Volume | 2.1811727100908E+24 |
Space diagonal | 224624597.78884 |
Equilateral Triangle
Length = nPerimeter | 389061216 |
---|---|
Area | 7.2827265966032E+15 |
Altitude | 112312298.89442 |
Triangular Pyramid
Length = nSurface area | 7.2827265966032E+15 |
---|---|
Volume | 2.5705366904071E+23 |
Height | 61135072.028952 |