129628668 (number)
129628668 is an even 9-digits composite number following 129628667 and preceding 129628669. In scientific notation, it is written as 1.29628668 × 10^8. The sum of its digits is 48. It has a total of 6 prime factors and 48 positive divisors. There are 39614400 positive integers (up to 129628668) that are relatively prime to 129628668.
Interesting facts
- 129628668 has 48 divisors, whose sum is 327950336
- The reverse of 129628668 is 866826921
- Previous prime number is 151
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 48
- Digital Root 3
Name
Name | one hundred twenty-nine million six hundred twenty-eight thousand six hundred sixty-eight |
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Notation
Scientific notation | 1.29628668 × 10^8 |
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Engineering notation | 1.29628668 × 10^6 |
Prime Factorization of 129628668
Prime Factorization 2 × 2 × 3 × 13 × 151 × 5503
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 64814334 | Product of the distinct prime numbers |
The prime factorization of 129628668 is 2 × 2 × 3 × 13 × 151 × 5503. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129628668)
Multiplication
n×yn×2 | 259257336 |
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n×3 | 388886004 |
n×4 | 518514672 |
n×5 | 648143340 |
Division
n÷yn÷2 | 64814334 |
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n÷3 | 43209556 |
n÷3 | 32407167 |
n÷5 | 25925733.6 |
Exponentiation
nyn2 | 16803591567454224 |
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n3 | 2.1782271925051E+24 |
n4 | 2.8236068956582E+32 |
n5 | 3.6602040083979E+40 |
Nth Root
y√n2√n | 11385.458620539 |
---|---|
3√n | 506.09691051593 |
4√n | 106.70266454283 |
5√n | 41.931481959947 |
Divisors of 129628668
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -129628667 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 129628668 can be divided by 48 positive divisors. The sum of these divisors (counting 129628668) is 1, the average is 0.020833333333333.
Base conversion 129628668
Base | System | Value |
---|---|---|
2 | Binary | 111101110011111100111111100 |
3 | Ternary | 100000220211002210 |
4 | Quaternary | 13232133213330 |
5 | Quinary | 231141104133 |
6 | Senary | 20510220420 |
8 | Octal | 756374774 |
10 | Decimal | 129628668 |
12 | Duodecimal | 374b4710 |
16 | Hexadecimal | 7b9f9fc |
20 | Vigesimal | 20a3bd8 |
36 | Base36 | 256e4c |
Cryptographic Hash Functions
md5 | a8a1c3bc9c26cdfde2bb6d73220e199e |
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sha1 | a1047096256be1a4c80b560525d09b2f79806b6a |
sha256 | 0204a1dee6add212e71cef07c21bc76731419d544e87bf4d9ac11bc0a35d4a7d |
sha512 | dba777ff025f58e9a687153feba613c34f3972ce54555695159b350a1864518581a675551f571cfc143251796392f0813e66312deef2edd4f642cc624e5ff40d |
ripemd-160 | d806c70a3ac2a97c77f1d9888557da00e6ec299b |
129628668 as geometric shapes
Circle
Radius = nDiameter | 259257336 |
---|---|
Circumference | 814480942.16686 |
Area | 5.2790039822238E+16 |
Sphere
Radius = nVolume | 9.1241367277648E+24 |
---|---|
Surface area | 2.1116015928895E+17 |
Circumference | 814480942.16686 |
Square
Length = nPerimeter | 518514672 |
---|---|
Area | 16803591567454224 |
Diagonal | 183322620.35796 |
Cube
Length = nSurface area | 100821549404725344 |
---|---|
Volume | 2.1782271925051E+24 |
Space diagonal | 224523439.09348 |
Equilateral Triangle
Length = nPerimeter | 388886004 |
---|---|
Area | 7.2761685861167E+15 |
Altitude | 112261719.54674 |
Triangular Pyramid
Length = nSurface area | 7.2761685861167E+15 |
---|---|
Volume | 2.5670653646422E+23 |
Height | 61107540.11932 |