129660388 (number)
129660388 is an even 9-digits composite number following 129660387 and preceding 129660389. In scientific notation, it is written as 1.29660388 × 10^8. The sum of its digits is 43. It has a total of 6 prime factors and 48 positive divisors. There are 54172800 positive integers (up to 129660388) that are relatively prime to 129660388.
Interesting facts
- 129660388 has 48 divisors, whose sum is 267704640
- The reverse of 129660388 is 883066921
- Previous prime number is 541
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 43
- Digital Root 7
Name
Name | one hundred twenty-nine million six hundred sixty thousand three hundred eighty-eight |
---|
Notation
Scientific notation | 1.29660388 × 10^8 |
---|---|
Engineering notation | 1.29660388 × 10^6 |
Prime Factorization of 129660388
Prime Factorization 2 × 2 × 13 × 11 × 541 × 419
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 64830194 | Product of the distinct prime numbers |
The prime factorization of 129660388 is 2 × 2 × 13 × 11 × 541 × 419. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129660388)
Multiplication
n×yn×2 | 259320776 |
---|---|
n×3 | 388981164 |
n×4 | 518641552 |
n×5 | 648301940 |
Division
n÷yn÷2 | 64830194 |
---|---|
n÷3 | 43220129.333333 |
n÷3 | 32415097 |
n÷5 | 25932077.6 |
Exponentiation
nyn2 | 16811816216310544 |
---|---|
n3 | 2.1798266135915E+24 |
n4 | 2.82637164491E+32 |
n5 | 3.6646844411123E+40 |
Nth Root
y√n2√n | 11386.851540263 |
---|---|
3√n | 506.13818761152 |
4√n | 106.70919145164 |
5√n | 41.933533877105 |
Divisors of 129660388
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 | -129660387 | 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 129660388 can be divided by 48 positive divisors. The sum of these divisors (counting 129660388) is 1, the average is 0.020833333333333.
Base conversion 129660388
Base | System | Value |
---|---|---|
2 | Binary | 111101110100111010111100100 |
3 | Ternary | 100000222102121121 |
4 | Quaternary | 13232213113210 |
5 | Quinary | 231143113023 |
6 | Senary | 20511023324 |
8 | Octal | 756472744 |
10 | Decimal | 129660388 |
12 | Duodecimal | 3750ab44 |
16 | Hexadecimal | 7ba75e4 |
20 | Vigesimal | 20a7aj8 |
36 | Base36 | 2572lg |
Cryptographic Hash Functions
md5 | f8946eb9d8265e2cc8321e1681588af3 |
---|---|
sha1 | 11de095a46a50f32371c9285c4663e7452a1cc8a |
sha256 | bbf8c9fdde7f9a9cbe66cac18caaf3bc8f5a4ced722e28b4d9081306fc9bf784 |
sha512 | 7c7fd73e818d34df1186a82f4887cc9df3ab11f000608e766d6c752805d03eb649ec6b93f75e8d825b55bb425350f5b073ce46fa8e3f775a0c43e8be9d85932e |
ripemd-160 | 05e6cf7b031990aa10e9c40c24d1e660488e3c2a |
129660388 as geometric shapes
Circle
Radius = nDiameter | 259320776 |
---|---|
Circumference | 814680244.8048 |
Area | 5.2815878318663E+16 |
Sphere
Radius = nVolume | 9.1308363671448E+24 |
---|---|
Surface area | 2.1126351327465E+17 |
Circumference | 814680244.8048 |
Square
Length = nPerimeter | 518641552 |
---|---|
Area | 16811816216310544 |
Diagonal | 183367479.21216 |
Cube
Length = nSurface area | 100870897297863264 |
---|---|
Volume | 2.1798266135915E+24 |
Space diagonal | 224578379.74509 |
Equilateral Triangle
Length = nPerimeter | 388981164 |
---|---|
Area | 7.2797299635401E+15 |
Altitude | 112289189.87255 |
Triangular Pyramid
Length = nSurface area | 7.2797299635401E+15 |
---|---|
Volume | 2.5689503004691E+23 |
Height | 61122493.070719 |