20131568 (number)
20131568 is an even 8-digits composite number following 20131567 and preceding 20131569. In scientific notation, it is written as 2.0131568 × 10^7. The sum of its digits is 26. It has a total of 7 prime factors and 40 positive divisors. There are 9483264 positive integers (up to 20131568) that are relatively prime to 20131568.
Interesting facts
- 20131568 has 40 divisors, whose sum is 41329200
- The reverse of 20131568 is 86513102
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 26
- Digital Root 8
Name
Name | twenty million one hundred thirty-one thousand five hundred sixty-eight |
---|
Notation
Scientific notation | 2.0131568 × 10^7 |
---|---|
Engineering notation | 2.0131568 × 10^6 |
Prime Factorization of 20131568
Prime Factorization 2 × 2 × 2 × 2 × 29 × 43 × 1009
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2516446 | Product of the distinct prime numbers |
The prime factorization of 20131568 is 2 × 2 × 2 × 2 × 29 × 43 × 1009. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20131568)
Multiplication
n×yn×2 | 40263136 |
---|---|
n×3 | 60394704 |
n×4 | 80526272 |
n×5 | 100657840 |
Division
n÷yn÷2 | 10065784 |
---|---|
n÷3 | 6710522.6666667 |
n÷3 | 5032892 |
n÷5 | 4026313.6 |
Exponentiation
nyn2 | 405280030138624 |
---|---|
n3 | 8.1589224857778E+21 |
n4 | 1.6425190282916E+29 |
n5 | 3.3066483509347E+36 |
Nth Root
y√n2√n | 4486.8215921741 |
---|---|
3√n | 272.03567871076 |
4√n | 66.983741252442 |
5√n | 28.891861245523 |
Divisors of 20131568
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20131567 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20131568 can be divided by 40 positive divisors. The sum of these divisors (counting 20131568) is 1, the average is 0.025.
Base conversion 20131568
Base | System | Value |
---|---|---|
2 | Binary | 1001100110010111011110000 |
3 | Ternary | 1101212210022122 |
4 | Quaternary | 1030302323300 |
5 | Quinary | 20123202233 |
6 | Senary | 1555253412 |
8 | Octal | 114627360 |
10 | Decimal | 20131568 |
12 | Duodecimal | 68aa268 |
16 | Hexadecimal | 1332ef0 |
20 | Vigesimal | 65g8i8 |
36 | Base36 | bzhm8 |
Cryptographic Hash Functions
md5 | 4a16f3a6b80b23a4f862718c7d7fcc82 |
---|---|
sha1 | 56ab7af16df4d7b707a8723038acf9695f12db59 |
sha256 | 6cf92ad2e1edf551a2aa84f821b26ebc97150230ec061d0ea6dcb4898fb2b2fb |
sha512 | 5683e99c4cb86fed45812c08a4b30b0fd4fef6cde7e14fb163db79c09255f9ef74d4b4d19df4cac569d6a68ba64949f6c878debefb6600d4d380d7fb98e6935a |
ripemd-160 | d1918fdc8a8e078174e5d058d34fd862b0a9d23a |
20131568 as geometric shapes
Circle
Radius = nDiameter | 40263136 |
---|---|
Circumference | 126490372.26809 |
Area | 1.2732247653302E+15 |
Sphere
Radius = nVolume | 3.4176014590037E+22 |
---|---|
Surface area | 5.0928990613206E+15 |
Circumference | 126490372.26809 |
Square
Length = nPerimeter | 80526272 |
---|---|
Area | 405280030138624 |
Diagonal | 28470336.497436 |
Cube
Length = nSurface area | 2431680180831744 |
---|---|
Volume | 8.1589224857778E+21 |
Space diagonal | 34868898.612028 |
Equilateral Triangle
Length = nPerimeter | 60394704 |
---|---|
Area | 1.7549140087329E+14 |
Altitude | 17434449.306014 |
Triangular Pyramid
Length = nSurface area | 1.7549140087329E+14 |
---|---|
Volume | 9.6153823614481E+20 |
Height | 9490112.1658121 |