131490280 (number)
131490280 is an even 9-digits composite number following 131490279 and preceding 131490281. In scientific notation, it is written as 1.31490280 × 10^8. The sum of its digits is 28. It has a total of 6 prime factors and 32 positive divisors. There are 51312640 positive integers (up to 131490280) that are relatively prime to 131490280.
Interesting facts
- 131490280 has 32 divisors, whose sum is 303072840
- The reverse of 131490280 is 082094131
- Previous prime number is 41
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 28
- Digital Root 1
Name
Name | one hundred thirty-one million four hundred ninety thousand two hundred eighty |
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Notation
Scientific notation | 1.31490280 × 10^8 |
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Engineering notation | 1.31490280 × 10^6 |
Prime Factorization of 131490280
Prime Factorization 2 × 2 × 2 × 5 × 41 × 80177
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 32872570 | Product of the distinct prime numbers |
The prime factorization of 131490280 is 2 × 2 × 2 × 5 × 41 × 80177. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 131490280)
Multiplication
n×yn×2 | 262980560 |
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n×3 | 394470840 |
n×4 | 525961120 |
n×5 | 657451400 |
Division
n÷yn÷2 | 65745140 |
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n÷3 | 43830093.333333 |
n÷3 | 32872570 |
n÷5 | 26298056 |
Exponentiation
nyn2 | 17289693734478400 |
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n3 | 2.2734266702608E+24 |
n4 | 2.9893350943206E+32 |
n5 | 3.9306850856604E+40 |
Nth Root
y√n2√n | 11466.921121208 |
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3√n | 508.50810962851 |
4√n | 107.08371081172 |
5√n | 42.051232574255 |
Divisors of 131490280
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 | -131490279 | 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 131490280 can be divided by 32 positive divisors. The sum of these divisors (counting 131490280) is 1, the average is 0.03125.
Base conversion 131490280
Base | System | Value |
---|---|---|
2 | Binary | 111110101100110000111101000 |
3 | Ternary | 100011102101202101 |
4 | Quaternary | 13311212013220 |
5 | Quinary | 232130142110 |
6 | Senary | 21014143144 |
8 | Octal | 765460750 |
10 | Decimal | 131490280 |
12 | Duodecimal | 38051ab4 |
16 | Hexadecimal | 7d661e8 |
20 | Vigesimal | 211g5e0 |
36 | Base36 | 26aajs |
Cryptographic Hash Functions
md5 | e7ffd63d52c999f7ffcdef519884b78d |
---|---|
sha1 | 5f30cc8a929133306f224520544e8ec9db286729 |
sha256 | cf7a42c7f47110a7ad9db80b79dd5011684c073a7dd3e5b3df4be145ad658af5 |
sha512 | 37d2b9028e28e8a7b751a8cb078909d6b730b1df39aadfd45b2a8a5ad733884ff9cf43e31e9aa42886987f0352f5a470094c0eb42e16034b2dbde1127976b6b6 |
ripemd-160 | 5bf6837fffa077eeb4e050da92b046fb164f660e |
131490280 as geometric shapes
Circle
Radius = nDiameter | 262980560 |
---|---|
Circumference | 826177795.33293 |
Area | 5.4317174819055E+16 |
Sphere
Radius = nVolume | 9.5229073676886E+24 |
---|---|
Surface area | 2.1726869927622E+17 |
Circumference | 826177795.33293 |
Square
Length = nPerimeter | 525961120 |
---|---|
Area | 17289693734478400 |
Diagonal | 185955337.29624 |
Cube
Length = nSurface area | 103738162406870400 |
---|---|
Volume | 2.2734266702608E+24 |
Space diagonal | 227747845.66146 |
Equilateral Triangle
Length = nPerimeter | 394470840 |
---|---|
Area | 7.4866569988555E+15 |
Altitude | 113873922.83073 |
Triangular Pyramid
Length = nSurface area | 7.4866569988555E+15 |
---|---|
Volume | 2.6792590251196E+23 |
Height | 61985112.432079 |