388624990 (number)
388624990 is an even 9-digits composite number following 388624989 and preceding 388624991. In scientific notation, it is written as 3.88624990 × 10^8. The sum of its digits is 49. It has a total of 5 prime factors and 32 positive divisors. There are 136857600 positive integers (up to 388624990) that are relatively prime to 388624990.
Interesting facts
- 388624990 has 32 divisors, whose sum is 711405216
- The reverse of 388624990 is 099426883
- Previous prime number is 73
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 49
- Digital Root 4
Name
Name | three hundred eighty-eight million six hundred twenty-four thousand nine hundred ninety |
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Notation
Scientific notation | 3.88624990 × 10^8 |
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Engineering notation | 3.88624990 × 10^6 |
Prime Factorization of 388624990
Prime Factorization 2 × 5 × 403 × 73 × 1321
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 388624990 | Product of the distinct prime numbers |
The prime factorization of 388624990 is 2 × 5 × 403 × 73 × 1321. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 388624990)
Multiplication
n×yn×2 | 777249980 |
---|---|
n×3 | 1165874970 |
n×4 | 1554499960 |
n×5 | 1943124950 |
Division
n÷yn÷2 | 194312495 |
---|---|
n÷3 | 129541663.33333 |
n÷3 | 97156247.5 |
n÷5 | 77724998 |
Exponentiation
nyn2 | 151029382852500100 |
---|---|
n3 | 5.8693792400759E+25 |
n4 | 2.2809874484807E+34 |
n5 | 8.8644872435594E+42 |
Nth Root
y√n2√n | 19713.573750084 |
---|---|
3√n | 729.7547121104 |
4√n | 140.40503463225 |
5√n | 52.228330634396 |
Divisors of 388624990
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -388624989 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 388624990 can be divided by 32 positive divisors. The sum of these divisors (counting 388624990) is 1, the average is 0.03125.
Base conversion 388624990
Base | System | Value |
---|---|---|
2 | Binary | 10111001010011111001001011110 |
3 | Ternary | 1000002021012021011 |
4 | Quaternary | 113022133021132 |
5 | Quinary | 1243441444430 |
6 | Senary | 102321325434 |
8 | Octal | 2712371136 |
10 | Decimal | 388624990 |
12 | Duodecimal | aa19687a |
16 | Hexadecimal | 1729f25e |
20 | Vigesimal | 618i29a |
36 | Base36 | 6fdkym |
Cryptographic Hash Functions
md5 | 414be4228bb9e7e5bdac417c8391563c |
---|---|
sha1 | 544478fc8c420409367a1d5563c88284bdff6742 |
sha256 | c82fccf03f37896ea4686d354b290f3dc2514eaf013a3ea16cf83c6f536cfba9 |
sha512 | d8b98089e829f333f2a32ead2d8b4af16dfd55aee6eb3fcbb0abba77aec2ea0230a512410e708e77da1ae8c1efa80d2c49e20fdf9b25e96c5a18b0344a0d8af4 |
ripemd-160 | cd7f55a9a6ae582a7a67559d2eef93cb33305f86 |
388624990 as geometric shapes
Circle
Radius = nDiameter | 777249980 |
---|---|
Circumference | 2441802827.1708 |
Area | 4.7447279964561E+17 |
Sphere
Radius = nVolume | 2.4585598269007E+26 |
---|---|
Surface area | 1.8978911985825E+18 |
Circumference | 2441802827.1708 |
Square
Length = nPerimeter | 1554499960 |
---|---|
Area | 151029382852500100 |
Diagonal | 549598731.53511 |
Cube
Length = nSurface area | 906176297115000600 |
---|---|
Volume | 5.8693792400759E+25 |
Space diagonal | 673118227.77095 |
Equilateral Triangle
Length = nPerimeter | 1165874970 |
---|---|
Area | 6.5397641134075E+16 |
Altitude | 336559113.88547 |
Triangular Pyramid
Length = nSurface area | 6.5397641134075E+16 |
---|---|
Volume | 6.917129770022E+24 |
Height | 183199577.17837 |