129648720 (number)
129648720 is an even 9-digits composite number following 129648719 and preceding 129648721. In scientific notation, it is written as 1.29648720 × 10^8. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 34572928 positive integers (up to 129648720) that are relatively prime to 129648720.
Interesting facts
- 129648720 has 40 divisors, whose sum is 401911776
- The reverse of 129648720 is 027846921
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 39
- Digital Root 3
Name
Name | one hundred twenty-nine million six hundred forty-eight thousand seven hundred twenty |
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Notation
Scientific notation | 1.29648720 × 10^8 |
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Engineering notation | 1.29648720 × 10^6 |
Prime Factorization of 129648720
Prime Factorization 2 × 2 × 2 × 2 × 3 × 5 × 540203
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 16206090 | Product of the distinct prime numbers |
The prime factorization of 129648720 is 2 × 2 × 2 × 2 × 3 × 5 × 540203. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129648720)
Multiplication
n×yn×2 | 259297440 |
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n×3 | 388946160 |
n×4 | 518594880 |
n×5 | 648243600 |
Division
n÷yn÷2 | 64824360 |
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n÷3 | 43216240 |
n÷3 | 32412180 |
n÷5 | 25929744 |
Exponentiation
nyn2 | 16808790597638400 |
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n3 | 2.1792381857319E+24 |
n4 | 2.8253544135526E+32 |
n5 | 3.6630358326344E+40 |
Nth Root
y√n2√n | 11386.339183425 |
---|---|
3√n | 506.12300487756 |
4√n | 106.70679070905 |
5√n | 41.932779139141 |
Divisors of 129648720
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -129648719 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 129648720 can be divided by 40 positive divisors. The sum of these divisors (counting 129648720) is 1, the average is 0.025.
Base conversion 129648720
Base | System | Value |
---|---|---|
2 | Binary | 111101110100100100001010000 |
3 | Ternary | 100000221211121110 |
4 | Quaternary | 13232210201100 |
5 | Quinary | 231142224340 |
6 | Senary | 20510453320 |
8 | Octal | 756444120 |
10 | Decimal | 129648720 |
12 | Duodecimal | 37504240 |
16 | Hexadecimal | 7ba4850 |
20 | Vigesimal | 20a61g0 |
36 | Base36 | 256tlc |
Cryptographic Hash Functions
md5 | 97b0afc846d51e9763cc7110e05777e3 |
---|---|
sha1 | 874fe612ec499c0d3fa3842b5a107c9a85f3d231 |
sha256 | 3be5ff905c52e4f6c9e3f61e675586babb2b01f823f3c0a1dcbbd5b32c6c8946 |
sha512 | cdba5b1ca28d627fe826782c694a3c3586b93f5f89ddc2afd01355f0f47af08af59274a23301f9b3a04f82316abbfdbd109d03db396acb96a707011e475a350b |
ripemd-160 | b66e3b19a269b6475034bac7e56e204166a6c83e |
129648720 as geometric shapes
Circle
Radius = nDiameter | 259297440 |
---|---|
Circumference | 814606932.59864 |
Area | 5.280637305727E+16 |
Sphere
Radius = nVolume | 9.1283715662901E+24 |
---|---|
Surface area | 2.1122549222908E+17 |
Circumference | 814606932.59864 |
Square
Length = nPerimeter | 518594880 |
---|---|
Area | 16808790597638400 |
Diagonal | 183350978.16831 |
Cube
Length = nSurface area | 100852743585830400 |
---|---|
Volume | 2.1792381857319E+24 |
Space diagonal | 224558170.17627 |
Equilateral Triangle
Length = nPerimeter | 388946160 |
---|---|
Area | 7.2784198322239E+15 |
Altitude | 112279085.08814 |
Triangular Pyramid
Length = nSurface area | 7.2784198322239E+15 |
---|---|
Volume | 2.5682568315861E+23 |
Height | 61116992.722771 |