131661540 (number)
131661540 is an even 9-digits composite number following 131661539 and preceding 131661541. In scientific notation, it is written as 1.31661540 × 10^8. The sum of its digits is 27. It has a total of 7 prime factors and 96 positive divisors. There are 33426432 positive integers (up to 131661540) that are relatively prime to 131661540.
Interesting facts
- 131661540 has 96 divisors, whose sum is 322328160
- The reverse of 131661540 is 045166131
- Previous prime number is 53
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 27
- Digital Root 9
Name
Name | one hundred thirty-one million six hundred sixty-one thousand five hundred forty |
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Notation
Scientific notation | 1.31661540 × 10^8 |
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Engineering notation | 1.31661540 × 10^6 |
Prime Factorization of 131661540
Prime Factorization 2 × 2 × 5 × 9 × 37 × 53 × 373
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 65830770 | Product of the distinct prime numbers |
The prime factorization of 131661540 is 2 × 2 × 5 × 9 × 37 × 53 × 373. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 131661540)
Multiplication
n×yn×2 | 263323080 |
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n×3 | 394984620 |
n×4 | 526646160 |
n×5 | 658307700 |
Division
n÷yn÷2 | 65830770 |
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n÷3 | 43887180 |
n÷3 | 32915385 |
n÷5 | 26332308 |
Exponentiation
nyn2 | 17334761115171600 |
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n3 | 2.2823213439556E+24 |
n4 | 3.0049394292007E+32 |
n5 | 3.9563495285528E+40 |
Nth Root
y√n2√n | 11474.386258097 |
---|---|
3√n | 508.72878327125 |
4√n | 107.11856168796 |
5√n | 42.062180828485 |
Divisors of 131661540
96 divisors
τ | Total Divisors | 96 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -131661539 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.010416666666667 | 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 | 96 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 131661540 can be divided by 96 positive divisors. The sum of these divisors (counting 131661540) is 1, the average is 0.010416666666667.
Base conversion 131661540
Base | System | Value |
---|---|---|
2 | Binary | 111110110001111111011100100 |
3 | Ternary | 100011202002200100 |
4 | Quaternary | 13312033323210 |
5 | Quinary | 232201132130 |
6 | Senary | 21021544100 |
8 | Octal | 766177344 |
10 | Decimal | 131661540 |
12 | Duodecimal | 38115030 |
16 | Hexadecimal | 7d8fee4 |
20 | Vigesimal | 212hdh0 |
36 | Base36 | 26dyp0 |
Cryptographic Hash Functions
md5 | 603d15f9e29ad132e639d068989e9f51 |
---|---|
sha1 | 710ceec91c1bd1f0a8cc400c7765cd008712f965 |
sha256 | f8ea056a81cd44f623f1a0d7e80c25b1fccdb5eea25657fac325621c75cb0421 |
sha512 | 1b8a532ddc2e69a1ea07af7b0d75da4d96823fb74980e8e7c0e6bea27c0d6ca4f064fb732c8872786a6ee65530a111891dfb29edc39be85731e9cd4f038c9ed5 |
ripemd-160 | 3581a9791728de19a3a28a1fbfd1f6372932f539 |
131661540 as geometric shapes
Circle
Radius = nDiameter | 263323080 |
---|---|
Circumference | 827253853.64864 |
Area | 5.4458758171157E+16 |
Sphere
Radius = nVolume | 9.5601652897362E+24 |
---|---|
Surface area | 2.1783503268463E+17 |
Circumference | 827253853.64864 |
Square
Length = nPerimeter | 526646160 |
---|---|
Area | 17334761115171600 |
Diagonal | 186197535.51093 |
Cube
Length = nSurface area | 104008566691029600 |
---|---|
Volume | 2.2823213439556E+24 |
Space diagonal | 228044476.68276 |
Equilateral Triangle
Length = nPerimeter | 394984620 |
---|---|
Area | 7.5061717471366E+15 |
Altitude | 114022238.34138 |
Triangular Pyramid
Length = nSurface area | 7.5061717471366E+15 |
---|---|
Volume | 2.6897414985963E+23 |
Height | 62065845.170309 |