21274816 (number)
21274816 is an even 8-digits composite number following 21274815 and preceding 21274817. In scientific notation, it is written as 2.1274816 × 10^7. The sum of its digits is 31. It has a total of 9 prime factors and 56 positive divisors. There are 10002432 positive integers (up to 21274816) that are relatively prime to 21274816.
Interesting facts
- 21274816 has 56 divisors, whose sum is 44805600
- The reverse of 21274816 is 61847212
- Previous prime number is 149
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
Name | twenty-one million two hundred seventy-four thousand eight hundred sixteen |
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Notation
Scientific notation | 2.1274816 × 10^7 |
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Engineering notation | 2.1274816 × 10^6 |
Prime Factorization of 21274816
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 23 × 149 × 97
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 664838 | Product of the distinct prime numbers |
The prime factorization of 21274816 is 2 × 2 × 2 × 2 × 2 × 2 × 23 × 149 × 97. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21274816)
Multiplication
n×yn×2 | 42549632 |
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n×3 | 63824448 |
n×4 | 85099264 |
n×5 | 106374080 |
Division
n÷yn÷2 | 10637408 |
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n÷3 | 7091605.3333333 |
n÷3 | 5318704 |
n÷5 | 4254963.2 |
Exponentiation
nyn2 | 452617795833856 |
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n3 | 9.6293603246909E+21 |
n4 | 2.048628691055E+29 |
n5 | 4.3584198454516E+36 |
Nth Root
y√n2√n | 4612.4631163837 |
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3√n | 277.09069219468 |
4√n | 67.915116994552 |
5√n | 29.212798462206 |
Divisors of 21274816
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21274815 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21274816 can be divided by 56 positive divisors. The sum of these divisors (counting 21274816) is 1, the average is 0.017857142857143.
Base conversion 21274816
Base | System | Value |
---|---|---|
2 | Binary | 1010001001010000011000000 |
3 | Ternary | 1111000212120011 |
4 | Quaternary | 1101022003000 |
5 | Quinary | 20421243231 |
6 | Senary | 2035554304 |
8 | Octal | 121120300 |
10 | Decimal | 21274816 |
12 | Duodecimal | 715b994 |
16 | Hexadecimal | 144a0c0 |
20 | Vigesimal | 6cj70g |
36 | Base36 | cnzr4 |
Cryptographic Hash Functions
md5 | d720b227f85a5f343751f66f4cc6956a |
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sha1 | 0bdd3b27c01860718cb602d4c304aa8128c11862 |
sha256 | 180fcd7880fd271c525f1753c0ba2be50b7b30c13077c9877595253463991b11 |
sha512 | 8db7ba6558c6876a3f8ff9c311ae8c1cd6e3693f9d10426a6d9784e30e4fbc2e4a6344b283768a7f3b1a4f23ae9cd8f897997d9c801b2aeea44683c4807acd42 |
ripemd-160 | 9740747f4e887afa7834e3a310f0ca32818ffc38 |
21274816 as geometric shapes
Circle
Radius = nDiameter | 42549632 |
---|---|
Circumference | 133673611.30415 |
Area | 1.4219407422756E+15 |
Sphere
Radius = nVolume | 4.0335370206424E+22 |
---|---|
Surface area | 5.6877629691026E+15 |
Circumference | 133673611.30415 |
Square
Length = nPerimeter | 85099264 |
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Area | 452617795833856 |
Diagonal | 30087133.324192 |
Cube
Length = nSurface area | 2715706775003136 |
---|---|
Volume | 9.6293603246909E+21 |
Space diagonal | 36849062.233679 |
Equilateral Triangle
Length = nPerimeter | 63824448 |
---|---|
Area | 1.9598925469852E+14 |
Altitude | 18424531.11684 |
Triangular Pyramid
Length = nSurface area | 1.9598925469852E+14 |
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Volume | 1.1348309973463E+21 |
Height | 10029044.441397 |