131421568 (number)
131421568 is an even 9-digits composite number following 131421567 and preceding 131421569. In scientific notation, it is written as 1.31421568 × 10^8. The sum of its digits is 31. It has a total of 9 prime factors and 32 positive divisors. There are 64780800 positive integers (up to 131421568) that are relatively prime to 131421568.
Interesting facts
- 131421568 has 32 divisors, whose sum is 265522320
- The reverse of 131421568 is 865124131
- Previous prime number is 71
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 31
- Digital Root 4
Name
Name | one hundred thirty-one million four hundred twenty-one thousand five hundred sixty-eight |
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Notation
Scientific notation | 1.31421568 × 10^8 |
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Engineering notation | 1.31421568 × 10^6 |
Prime Factorization of 131421568
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 71 × 14461
Composite numberω | Distinct Factors | 3 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 2053462 | Product of the distinct prime numbers |
The prime factorization of 131421568 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 71 × 14461. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 131421568)
Multiplication
n×yn×2 | 262843136 |
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n×3 | 394264704 |
n×4 | 525686272 |
n×5 | 657107840 |
Division
n÷yn÷2 | 65710784 |
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n÷3 | 43807189.333333 |
n÷3 | 32855392 |
n÷5 | 26284313.6 |
Exponentiation
nyn2 | 17271628535578624 |
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n3 | 2.2698645040593E+24 |
n4 | 2.9830915227101E+32 |
n5 | 3.9204256540207E+40 |
Nth Root
y√n2√n | 11463.924633388 |
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3√n | 508.41951829633 |
4√n | 107.06971856406 |
5√n | 42.046836768808 |
Divisors of 131421568
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 | -131421567 | 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 131421568 can be divided by 32 positive divisors. The sum of these divisors (counting 131421568) is 1, the average is 0.03125.
Base conversion 131421568
Base | System | Value |
---|---|---|
2 | Binary | 111110101010101010110000000 |
3 | Ternary | 100011021220111111 |
4 | Quaternary | 13311111112000 |
5 | Quinary | 232120442233 |
6 | Senary | 21012453104 |
8 | Octal | 765252600 |
10 | Decimal | 131421568 |
12 | Duodecimal | 3801a194 |
16 | Hexadecimal | 7d55580 |
20 | Vigesimal | 2117di8 |
36 | Base36 | 268tj4 |
Cryptographic Hash Functions
md5 | 1a6a492daa2213b84b14a55c0c17c041 |
---|---|
sha1 | 1dabc5283ed8764243970901760c368fd785eae8 |
sha256 | cccab1c715db69ed87acad6442a9b7b9c41ebc88187ddace33588662030e3408 |
sha512 | 7286512c31c4df8d2f7b60ebcc5764d00cf8515e09d01b60b8eaf9ce52cc50c248d60b6442d2e635ae6eab6a6d34684d349a3e18cad2a723c4bc1eb0a735bc82 |
ripemd-160 | 5c399af46d51967e42fe450426bc981ad6b22eb1 |
131421568 as geometric shapes
Circle
Radius = nDiameter | 262843136 |
---|---|
Circumference | 825746065.1041 |
Area | 5.4260421322906E+16 |
Sphere
Radius = nVolume | 9.5079862007959E+24 |
---|---|
Surface area | 2.1704168529162E+17 |
Circumference | 825746065.1041 |
Square
Length = nPerimeter | 525686272 |
---|---|
Area | 17271628535578624 |
Diagonal | 185858163.85394 |
Cube
Length = nSurface area | 103629771213471744 |
---|---|
Volume | 2.2698645040593E+24 |
Space diagonal | 227628832.98637 |
Equilateral Triangle
Length = nPerimeter | 394264704 |
---|---|
Area | 7.4788345382697E+15 |
Altitude | 113814416.49318 |
Triangular Pyramid
Length = nSurface area | 7.4788345382697E+15 |
---|---|
Volume | 2.6750609719916E+23 |
Height | 61952721.284646 |