388625688 (number)
388625688 is an even 9-digits composite number following 388625687 and preceding 388625689. In scientific notation, it is written as 3.88625688 × 10^8. The sum of its digits is 54. It has a total of 8 prime factors and 80 positive divisors. There are 117763200 positive integers (up to 388625688) that are relatively prime to 388625688.
Interesting facts
- 388625688 has 80 divisors, whose sum is 1187489160
- The reverse of 388625688 is 886526883
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 54
- Digital Root 9
Name
Name | three hundred eighty-eight million six hundred twenty-five thousand six hundred eighty-eight |
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Notation
Scientific notation | 3.88625688 × 10^8 |
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Engineering notation | 3.88625688 × 10^6 |
Prime Factorization of 388625688
Prime Factorization 2 × 2 × 2 × 9 × 3 × 3 × 11 × 54521
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 32385474 | Product of the distinct prime numbers |
The prime factorization of 388625688 is 2 × 2 × 2 × 9 × 3 × 3 × 11 × 54521. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 388625688)
Multiplication
n×yn×2 | 777251376 |
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n×3 | 1165877064 |
n×4 | 1554502752 |
n×5 | 1943128440 |
Division
n÷yn÷2 | 194312844 |
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n÷3 | 129541896 |
n÷3 | 97156422 |
n÷5 | 77725137.6 |
Exponentiation
nyn2 | 151029925373473344 |
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n3 | 5.8694108656855E+25 |
n4 | 2.2810038358317E+34 |
n5 | 8.8645668503073E+42 |
Nth Root
y√n2√n | 19713.591453614 |
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3√n | 729.75514900843 |
4√n | 140.40509767674 |
5√n | 52.228349395592 |
Divisors of 388625688
80 divisors
τ | Total Divisors | 80 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -388625687 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0125 | 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 | 80 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 388625688 can be divided by 80 positive divisors. The sum of these divisors (counting 388625688) is 1, the average is 0.0125.
Base conversion 388625688
Base | System | Value |
---|---|---|
2 | Binary | 10111001010011111010100011000 |
3 | Ternary | 1000002021020020000 |
4 | Quaternary | 113022133110120 |
5 | Quinary | 1243442010223 |
6 | Senary | 102321333000 |
8 | Octal | 2712372430 |
10 | Decimal | 388625688 |
12 | Duodecimal | aa197160 |
16 | Hexadecimal | 1729f518 |
20 | Vigesimal | 618i448 |
36 | Base36 | 6fdli0 |
Cryptographic Hash Functions
md5 | 4350993c7579835191605f68019fd61b |
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sha1 | a131a334961c590f03095c874f5ee3f2ab0f423c |
sha256 | 004e2e09bbcba299cab0ad1ae888d45cc324debdd30b4f8a0e2c50b01b9b319f |
sha512 | 686cf1f4e8c6d5b0615cd0e20679b3646fa0a658c1da16f771d8edaa95a8d5db97cafcba24171f94abf6835092f835ef10d9b758b9ac7dd1b50329f3c97fa1dd |
ripemd-160 | c2d5828b7d80375c2be4865d450c73d675ffcf1a |
388625688 as geometric shapes
Circle
Radius = nDiameter | 777251376 |
---|---|
Circumference | 2441807212.8342 |
Area | 4.7447450402552E+17 |
Sphere
Radius = nVolume | 2.458573074205E+26 |
---|---|
Surface area | 1.8978980161021E+18 |
Circumference | 2441807212.8342 |
Square
Length = nPerimeter | 1554502752 |
---|---|
Area | 151029925373473344 |
Diagonal | 549599718.65618 |
Cube
Length = nSurface area | 906179552240840064 |
---|---|
Volume | 5.8694108656855E+25 |
Space diagonal | 673119436.74241 |
Equilateral Triangle
Length = nPerimeter | 1165877064 |
---|---|
Area | 6.5397876052548E+16 |
Altitude | 336559718.37121 |
Triangular Pyramid
Length = nSurface area | 6.5397876052548E+16 |
---|---|
Volume | 6.9171670411603E+24 |
Height | 183199906.21873 |