385087129 (number)
385087129 is an odd 9-digits composite number following 385087128 and preceding 385087130. In scientific notation, it is written as 3.85087129 × 10^8. The sum of its digits is 43. It has a total of 6 prime factors and 32 positive divisors. There are 318084480 positive integers (up to 385087129) that are relatively prime to 385087129.
Interesting facts
- 385087129 has 32 divisors, whose sum is 465696000
- The reverse of 385087129 is 921780583
- Previous prime number is 197
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 43
- Digital Root 7
Name
Name | three hundred eighty-five million eighty-seven thousand one hundred twenty-nine |
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Notation
Scientific notation | 3.85087129 × 10^8 |
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Engineering notation | 3.85087129 × 10^6 |
Prime Factorization of 385087129
Prime Factorization 7 × 139 × 7 × 7 × 197 × 41
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 7858921 | Product of the distinct prime numbers |
The prime factorization of 385087129 is 7 × 139 × 7 × 7 × 197 × 41. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 385087129)
Multiplication
n×yn×2 | 770174258 |
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n×3 | 1155261387 |
n×4 | 1540348516 |
n×5 | 1925435645 |
Division
n÷yn÷2 | 192543564.5 |
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n÷3 | 128362376.33333 |
n÷3 | 96271782.25 |
n÷5 | 77017425.8 |
Exponentiation
nyn2 | 148292096921462641 |
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n3 | 5.7105377856876E+25 |
n4 | 2.1990546009364E+34 |
n5 | 8.4682762278886E+42 |
Nth Root
y√n2√n | 19623.636997254 |
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3√n | 727.53350908268 |
4√n | 140.08439241134 |
5√n | 52.132889977956 |
Divisors of 385087129
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 | -385087128 | 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 385087129 can be divided by 32 positive divisors. The sum of these divisors (counting 385087129) is 1, the average is 0.03125.
Base conversion 385087129
Base | System | Value |
---|---|---|
2 | Binary | 10110111100111111011010011001 |
3 | Ternary | 222211121110020021 |
4 | Quaternary | 112330333122121 |
5 | Quinary | 1242040242004 |
6 | Senary | 102113430441 |
8 | Octal | 2674773231 |
10 | Decimal | 385087129 |
12 | Duodecimal | a8b6b421 |
16 | Hexadecimal | 16f3f699 |
20 | Vigesimal | 606fhg9 |
36 | Base36 | 6d9r4p |
Cryptographic Hash Functions
md5 | 0755796ce6448afcdb4fc39640b4cb32 |
---|---|
sha1 | 33872a6b47303b58ac26f73d4fc51d9b67ea4eae |
sha256 | 628058a1a590ba78558d2d303251b557e0a93f4cfec14e4fada70a3cfc74849d |
sha512 | 4daf47587859f0b0e2dcd11fd56fe881572d2bfa1271cfb9b79f6127f490453a17e29b366dd3e958e9354e24f306b97d7572d2a29601df8f4823e43acbd4735c |
ripemd-160 | a81115c24fe49a86eefcb8e66dd69c441f2af630 |
385087129 as geometric shapes
Circle
Radius = nDiameter | 770174258 |
---|---|
Circumference | 2419573790.9168 |
Area | 4.6587336227389E+17 |
Sphere
Radius = nVolume | 2.3920244740751E+26 |
---|---|
Surface area | 1.8634934490956E+18 |
Circumference | 2419573790.9168 |
Square
Length = nPerimeter | 1540348516 |
---|---|
Area | 148292096921462641 |
Diagonal | 544595440.52712 |
Cube
Length = nSurface area | 889752581528775846 |
---|---|
Volume | 5.7105377856876E+25 |
Space diagonal | 666990472.76883 |
Equilateral Triangle
Length = nPerimeter | 1155261387 |
---|---|
Area | 6.4212361557225E+16 |
Altitude | 333495236.38442 |
Triangular Pyramid
Length = nSurface area | 6.4212361557225E+16 |
---|---|
Volume | 6.7299333208028E+24 |
Height | 181531813.50904 |