388632840 (number)
388632840 is an even 9-digits composite number following 388632839 and preceding 388632841. In scientific notation, it is written as 3.88632840 × 10^8. The sum of its digits is 42. It has a total of 7 prime factors and 64 positive divisors. There are 93899520 positive integers (up to 388632840) that are relatively prime to 388632840.
Interesting facts
- 388632840 has 64 divisors, whose sum is 1024634880
- The reverse of 388632840 is 048236883
- Previous prime number is 23
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-two thousand eight hundred forty |
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Notation
Scientific notation | 3.88632840 × 10^8 |
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Engineering notation | 3.88632840 × 10^6 |
Prime Factorization of 388632840
Prime Factorization 2 × 2 × 2 × 3 × 95 × 23 × 7411
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 97158210 | Product of the distinct prime numbers |
The prime factorization of 388632840 is 2 × 2 × 2 × 3 × 95 × 23 × 7411. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 388632840)
Multiplication
n×yn×2 | 777265680 |
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n×3 | 1165898520 |
n×4 | 1554531360 |
n×5 | 1943164200 |
Division
n÷yn÷2 | 194316420 |
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n÷3 | 129544280 |
n÷3 | 97158210 |
n÷5 | 77726568 |
Exponentiation
nyn2 | 151035484326465600 |
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n3 | 5.869734921457E+25 |
n4 | 2.281171752573E+34 |
n5 | 8.8653825673022E+42 |
Nth Root
y√n2√n | 19713.772850472 |
---|---|
3√n | 729.75962561833 |
4√n | 140.405743652 |
5√n | 52.228541629105 |
Divisors of 388632840
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -388632839 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 388632840 can be divided by 64 positive divisors. The sum of these divisors (counting 388632840) is 1, the average is 0.015625.
Base conversion 388632840
Base | System | Value |
---|---|---|
2 | Binary | 10111001010100001000100001000 |
3 | Ternary | 1000002021121000220 |
4 | Quaternary | 113022201010020 |
5 | Quinary | 1243442222330 |
6 | Senary | 102321430040 |
8 | Octal | 2712410410 |
10 | Decimal | 388632840 |
12 | Duodecimal | aa19b320 |
16 | Hexadecimal | 172a1108 |
20 | Vigesimal | 618j220 |
36 | Base36 | 6fdr0o |
Cryptographic Hash Functions
md5 | d5de9c7fb394d5eacb2c4334e9ccb97d |
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sha1 | 04d2a4efa4a80ff5be88309f9ae7c0ea980b06b8 |
sha256 | 6e2644de7a34c2bfc103f0d89d8f34a6ee95aa912ef3a18836768ccc49de5ad7 |
sha512 | f81a949111cf5727200ec3c5776786967c36a5c32fbdc4cfa2982792958c1488d796037d37651c4da95129b9a17e3ed186a8a6734d0661ec9a89810d2bfa261f |
ripemd-160 | a5a8439e6d0dfa10683d4dc633b6aa46d7233f0b |
388632840 as geometric shapes
Circle
Radius = nDiameter | 777265680 |
---|---|
Circumference | 2441852150.1755 |
Area | 4.744919679914E+17 |
Sphere
Radius = nVolume | 2.4587088143692E+26 |
---|---|
Surface area | 1.8979678719656E+18 |
Circumference | 2441852150.1755 |
Square
Length = nPerimeter | 1554531360 |
---|---|
Area | 151035484326465600 |
Diagonal | 549609833.11157 |
Cube
Length = nSurface area | 906212905958793600 |
---|---|
Volume | 5.869734921457E+25 |
Space diagonal | 673131824.36979 |
Equilateral Triangle
Length = nPerimeter | 1165898520 |
---|---|
Area | 6.5400283149803E+16 |
Altitude | 336565912.18489 |
Triangular Pyramid
Length = nSurface area | 6.5400283149803E+16 |
---|---|
Volume | 6.9175489445495E+24 |
Height | 183203277.70386 |