388628464 (number)
388628464 is an even 9-digits composite number following 388628463 and preceding 388628465. In scientific notation, it is written as 3.88628464 × 10^8. The sum of its digits is 49. It has a total of 8 prime factors and 80 positive divisors. There are 160876800 positive integers (up to 388628464) that are relatively prime to 388628464.
Interesting facts
- 388628464 has 80 divisors, whose sum is 890228736
- The reverse of 388628464 is 464826883
- Previous prime number is 191
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-eight thousand four hundred sixty-four |
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Notation
Scientific notation | 3.88628464 × 10^8 |
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Engineering notation | 3.88628464 × 10^6 |
Prime Factorization of 388628464
Prime Factorization 2 × 2 × 2 × 2 × 7 × 37 × 191 × 491
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 48578558 | Product of the distinct prime numbers |
The prime factorization of 388628464 is 2 × 2 × 2 × 2 × 7 × 37 × 191 × 491. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 388628464)
Multiplication
n×yn×2 | 777256928 |
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n×3 | 1165885392 |
n×4 | 1554513856 |
n×5 | 1943142320 |
Division
n÷yn÷2 | 194314232 |
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n÷3 | 129542821.33333 |
n÷3 | 97157116 |
n÷5 | 77725692.8 |
Exponentiation
nyn2 | 151032083030999296 |
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n3 | 5.8695366443058E+25 |
n4 | 2.2810690104683E+34 |
n5 | 8.8648834581628E+42 |
Nth Root
y√n2√n | 19713.661861765 |
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3√n | 729.75688658054 |
4√n | 140.40534840869 |
5√n | 52.228424010054 |
Divisors of 388628464
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 | -388628463 | 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 388628464 can be divided by 80 positive divisors. The sum of these divisors (counting 388628464) is 1, the average is 0.0125.
Base conversion 388628464
Base | System | Value |
---|---|---|
2 | Binary | 10111001010011111111111110000 |
3 | Ternary | 1000002021101000211 |
4 | Quaternary | 113022133333300 |
5 | Quinary | 1243442102324 |
6 | Senary | 102321353504 |
8 | Octal | 2712377760 |
10 | Decimal | 388628464 |
12 | Duodecimal | aa198894 |
16 | Hexadecimal | 1729fff0 |
20 | Vigesimal | 618ib34 |
36 | Base36 | 6fdnn4 |
Cryptographic Hash Functions
md5 | 6048f8f6a2d1b9f58e51891f54b62c2a |
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sha1 | 6b225a76450c389194e20b4e1a9355fab7ad3796 |
sha256 | 066082f0bc84c9310068952bc00d8b8839b060d3fe6dfb48ca214c047dbd6d1f |
sha512 | 993b22148e8318f158842b676eec8ee6222f740776354d138bca751be5184c4469aab9f11b2dfbc2d894a6f586510d289883f34b3799a4cd0c0aa23fb5775076 |
ripemd-160 | ada74cfce55ca10998ccf15acea539882d60a90a |
388628464 as geometric shapes
Circle
Radius = nDiameter | 777256928 |
---|---|
Circumference | 2441824654.9566 |
Area | 4.7448128250655E+17 |
Sphere
Radius = nVolume | 2.4586257602303E+26 |
---|---|
Surface area | 1.8979251300262E+18 |
Circumference | 2441824654.9566 |
Square
Length = nPerimeter | 1554513856 |
---|---|
Area | 151032083030999296 |
Diagonal | 549603644.51302 |
Cube
Length = nSurface area | 906192498185995776 |
---|---|
Volume | 5.8695366443058E+25 |
Space diagonal | 673124244.91545 |
Equilateral Triangle
Length = nPerimeter | 1165885392 |
---|---|
Area | 6.5398810345663E+16 |
Altitude | 336562122.45773 |
Triangular Pyramid
Length = nSurface area | 6.5398810345663E+16 |
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Volume | 6.9173152726859E+24 |
Height | 183201214.83767 |