388634280 (number)
388634280 is an even 9-digits composite number following 388634279 and preceding 388634281. In scientific notation, it is written as 3.88634280 × 10^8. The sum of its digits is 42. It has a total of 6 prime factors and 32 positive divisors. There are 97539072 positive integers (up to 388634280) that are relatively prime to 388634280.
Interesting facts
- 388634280 has 32 divisors, whose sum is 822994560
- The reverse of 388634280 is 082436883
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 42
- Digital Root 6
Name
Name | three hundred eighty-eight million six hundred thirty-four thousand two hundred eighty |
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Notation
Scientific notation | 3.88634280 × 10^8 |
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Engineering notation | 3.88634280 × 10^6 |
Prime Factorization of 388634280
Prime Factorization 2 × 2 × 2 × 15 × 17 × 190507
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 97158570 | Product of the distinct prime numbers |
The prime factorization of 388634280 is 2 × 2 × 2 × 15 × 17 × 190507. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 388634280)
Multiplication
n×yn×2 | 777268560 |
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n×3 | 1165902840 |
n×4 | 1554537120 |
n×5 | 1943171400 |
Division
n÷yn÷2 | 194317140 |
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n÷3 | 129544760 |
n÷3 | 97158570 |
n÷5 | 77726856 |
Exponentiation
nyn2 | 151036603591118400 |
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n3 | 5.869800169028E+25 |
n4 | 2.2812055624341E+34 |
n5 | 8.8655468128856E+42 |
Nth Root
y√n2√n | 19713.809373127 |
---|---|
3√n | 729.76052694254 |
4√n | 140.40587371306 |
5√n | 52.228580333496 |
Divisors of 388634280
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 | -388634279 | 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 388634280 can be divided by 32 positive divisors. The sum of these divisors (counting 388634280) is 1, the average is 0.03125.
Base conversion 388634280
Base | System | Value |
---|---|---|
2 | Binary | 10111001010100001011010101000 |
3 | Ternary | 1000002021200000020 |
4 | Quaternary | 113022201122220 |
5 | Quinary | 1243442244110 |
6 | Senary | 102321440440 |
8 | Octal | 2712413250 |
10 | Decimal | 388634280 |
12 | Duodecimal | aa1a0120 |
16 | Hexadecimal | 172a16a8 |
20 | Vigesimal | 618j5e0 |
36 | Base36 | 6fds4o |
Cryptographic Hash Functions
md5 | db778a313511e483c6146f036110560c |
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sha1 | 9d3a2029a59bca7b298b9719a2e595405654bdbf |
sha256 | 9e667e7c9a0885d2685330857fb74fbf7069d4997976ad60bc4557c87bfed459 |
sha512 | 81d74914b7faea478a010819ec505ad03915fc96e06ca44117532ab692e8331c4351b3b99fc1e697a99a106433c95699905825831d9b97018fcb7d29f6ad89a2 |
ripemd-160 | 32474a1f72ed0f7183e5310541e42f16e0c1fb95 |
388634280 as geometric shapes
Circle
Radius = nDiameter | 777268560 |
---|---|
Circumference | 2441861197.9623 |
Area | 4.7449548426501E+17 |
Sphere
Radius = nVolume | 2.4587361452078E+26 |
---|---|
Surface area | 1.89798193706E+18 |
Circumference | 2441861197.9623 |
Square
Length = nPerimeter | 1554537120 |
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Area | 151036603591118400 |
Diagonal | 549611869.5791 |
Cube
Length = nSurface area | 906219621546710400 |
---|---|
Volume | 5.869800169028E+25 |
Space diagonal | 673134318.52295 |
Equilateral Triangle
Length = nPerimeter | 1165902840 |
---|---|
Area | 6.5400767805614E+16 |
Altitude | 336567159.26147 |
Triangular Pyramid
Length = nSurface area | 6.5400767805614E+16 |
---|---|
Volume | 6.9176258395494E+24 |
Height | 183203956.52637 |