68091372 (number)
68091372 is an even 8-digits composite number following 68091371 and preceding 68091373. In scientific notation, it is written as 6.8091372 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 72 positive divisors. There are 22032000 positive integers (up to 68091372) that are relatively prime to 68091372.
Interesting facts
- 68091372 has 72 divisors, whose sum is 177249072
- The reverse of 68091372 is 27319086
- Previous prime number is 61
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | sixty-eight million ninety-one thousand three hundred seventy-two |
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Notation
Scientific notation | 6.8091372 × 10^7 |
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Engineering notation | 6.8091372 × 10^6 |
Prime Factorization of 68091372
Prime Factorization 2 × 2 × 3 × 101 × 3 × 61 × 307
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 11348562 | Product of the distinct prime numbers |
The prime factorization of 68091372 is 2 × 2 × 3 × 101 × 3 × 61 × 307. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 68091372)
Multiplication
n×yn×2 | 136182744 |
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n×3 | 204274116 |
n×4 | 272365488 |
n×5 | 340456860 |
Division
n÷yn÷2 | 34045686 |
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n÷3 | 22697124 |
n÷3 | 17022843 |
n÷5 | 13618274.4 |
Exponentiation
nyn2 | 4636434940842384 |
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n3 | 3.157012163107E+23 |
n4 | 2.1496528960664E+31 |
n5 | 1.4637281501694E+39 |
Nth Root
y√n2√n | 8251.7496326537 |
---|---|
3√n | 408.34824650055 |
4√n | 90.839141523099 |
5√n | 36.865354715629 |
Divisors of 68091372
72 divisors
τ | Total Divisors | 72 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -68091371 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.013888888888889 | 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 | 72 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 68091372 can be divided by 72 positive divisors. The sum of these divisors (counting 68091372) is 1, the average is 0.013888888888889.
Base conversion 68091372
Base | System | Value |
---|---|---|
2 | Binary | 100000011101111110111101100 |
3 | Ternary | 11202010101210200 |
4 | Quaternary | 10003233313230 |
5 | Quinary | 114412410442 |
6 | Senary | 10431233500 |
8 | Octal | 403576754 |
10 | Decimal | 68091372 |
12 | Duodecimal | 1a978890 |
16 | Hexadecimal | 40efdec |
20 | Vigesimal | 115b88c |
36 | Base36 | 14jfn0 |
Cryptographic Hash Functions
md5 | 8a10a2881e86295b7d5c5f4f15b95027 |
---|---|
sha1 | 8ee94f26e6334e9dbcdef5f867e367a706b46a2f |
sha256 | 5bcffd665227d94968d9690e8e4c07ab4d3c6bdcc3380498ca5b3f4b3b800d66 |
sha512 | 68b8be0eb00fc755eb6bd1dfa0636eb61ddb353ec0295ea21532026c7bf7f9564f41484cd2e8e37cfc6f538202fb82eb3e6456a8f74d5aaac21c2a491311d30d |
ripemd-160 | 4f101b882670acb931e22ee71061624e2f2e30c6 |
68091372 as geometric shapes
Circle
Radius = nDiameter | 136182744 |
---|---|
Circumference | 427830708.0961 |
Area | 1.4565789948997E+16 |
Sphere
Radius = nVolume | 1.3224061625214E+24 |
---|---|
Surface area | 5.826315979599E+16 |
Circumference | 427830708.0961 |
Square
Length = nPerimeter | 272365488 |
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Area | 4636434940842384 |
Diagonal | 96295741.762992 |
Cube
Length = nSurface area | 27818609645054304 |
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Volume | 3.157012163107E+23 |
Space diagonal | 117937715.86107 |
Equilateral Triangle
Length = nPerimeter | 204274116 |
---|---|
Area | 2.0076352208817E+15 |
Altitude | 58968857.930536 |
Triangular Pyramid
Length = nSurface area | 2.0076352208817E+15 |
---|---|
Volume | 3.7205745147022E+22 |
Height | 32098580.587664 |