21272856 (number)
21272856 is an even 8-digits composite number following 21272855 and preceding 21272857. In scientific notation, it is written as 2.1272856 × 10^7. The sum of its digits is 33. It has a total of 7 prime factors and 64 positive divisors. There are 6105600 positive integers (up to 21272856) that are relatively prime to 21272856.
Interesting facts
- 21272856 has 64 divisors, whose sum is 61084800
- The reverse of 21272856 is 65827212
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | twenty-one million two hundred seventy-two thousand eight hundred fifty-six |
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Notation
Scientific notation | 2.1272856 × 10^7 |
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Engineering notation | 2.1272856 × 10^6 |
Prime Factorization of 21272856
Prime Factorization 2 × 2 × 2 × 11 × 3 × 19 × 4241
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5318214 | Product of the distinct prime numbers |
The prime factorization of 21272856 is 2 × 2 × 2 × 11 × 3 × 19 × 4241. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21272856)
Multiplication
n×yn×2 | 42545712 |
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n×3 | 63818568 |
n×4 | 85091424 |
n×5 | 106364280 |
Division
n÷yn÷2 | 10636428 |
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n÷3 | 7090952 |
n÷3 | 5318214 |
n÷5 | 4254571.2 |
Exponentiation
nyn2 | 452534402396736 |
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n3 | 9.6266991772318E+21 |
n4 | 2.0478738535257E+29 |
n5 | 4.3564125592218E+36 |
Nth Root
y√n2√n | 4612.2506436663 |
---|---|
3√n | 277.08218269005 |
4√n | 67.913552724521 |
5√n | 29.212260180746 |
Divisors of 21272856
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21272855 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21272856 can be divided by 64 positive divisors. The sum of these divisors (counting 21272856) is 1, the average is 0.015625.
Base conversion 21272856
Base | System | Value |
---|---|---|
2 | Binary | 1010001001001100100011000 |
3 | Ternary | 1111000202212120 |
4 | Quaternary | 1101021210120 |
5 | Quinary | 20421212411 |
6 | Senary | 2035541240 |
8 | Octal | 121114430 |
10 | Decimal | 21272856 |
12 | Duodecimal | 715a820 |
16 | Hexadecimal | 1449918 |
20 | Vigesimal | 6cj22g |
36 | Base36 | cny8o |
Cryptographic Hash Functions
md5 | 2f0e4112308d99212547e82210e41e61 |
---|---|
sha1 | 44e01dbdab18d34e2cffcee46ae15df3a7ee8399 |
sha256 | 426d67b6fb0d1fa9e6bf32a7b9b3d442f91a84694cb0f9e0af1a94f4491436dd |
sha512 | 63aed832ad61d5fb1a6443c0ab8b3d7e46065b6eae6d14c0b0f3b4a5656e45048f681b16fd99280955d40dd2b1d05063a1551a6210456aa5e3ff070b08f371f0 |
ripemd-160 | a3a77e1bcc32e07f19c2b2e1673f7f56ae564b41 |
21272856 as geometric shapes
Circle
Radius = nDiameter | 42545712 |
---|---|
Circumference | 133661296.26095 |
Area | 1.4216787540662E+15 |
Sphere
Radius = nVolume | 4.0324223218014E+22 |
---|---|
Surface area | 5.6867150162649E+15 |
Circumference | 133661296.26095 |
Square
Length = nPerimeter | 85091424 |
---|---|
Area | 452534402396736 |
Diagonal | 30084361.46561 |
Cube
Length = nSurface area | 2715206414380416 |
---|---|
Volume | 9.6266991772318E+21 |
Space diagonal | 36845667.414096 |
Equilateral Triangle
Length = nPerimeter | 63818568 |
---|---|
Area | 1.9595314428099E+14 |
Altitude | 18422833.707048 |
Triangular Pyramid
Length = nSurface area | 1.9595314428099E+14 |
---|---|
Volume | 1.1345173781106E+21 |
Height | 10028120.488537 |