21552912 (number)
21552912 is an even 8-digits composite number following 21552911 and preceding 21552913. In scientific notation, it is written as 2.1552912 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 40 positive divisors. There are 7184160 positive integers (up to 21552912) that are relatively prime to 21552912.
Interesting facts
- 21552912 has 40 divisors, whose sum is 61866080
- The reverse of 21552912 is 21925512
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty-one million five hundred fifty-two thousand nine hundred twelve |
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Notation
Scientific notation | 2.1552912 × 10^7 |
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Engineering notation | 2.1552912 × 10^6 |
Prime Factorization of 21552912
Prime Factorization 2 × 2 × 2 × 2 × 9 × 3 × 49891
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2694114 | Product of the distinct prime numbers |
The prime factorization of 21552912 is 2 × 2 × 2 × 2 × 9 × 3 × 49891. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21552912)
Multiplication
n×yn×2 | 43105824 |
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n×3 | 64658736 |
n×4 | 86211648 |
n×5 | 107764560 |
Division
n÷yn÷2 | 10776456 |
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n÷3 | 7184304 |
n÷3 | 5388228 |
n÷5 | 4310582.4 |
Exponentiation
nyn2 | 464528015679744 |
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n3 | 1.001193144348E+22 |
n4 | 2.1578627735136E+29 |
n5 | 4.6508226465615E+36 |
Nth Root
y√n2√n | 4642.5113893237 |
---|---|
3√n | 278.29280950735 |
4√n | 68.135977202383 |
5√n | 29.288773880638 |
Divisors of 21552912
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 | -21552911 | 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 21552912 can be divided by 40 positive divisors. The sum of these divisors (counting 21552912) is 1, the average is 0.025.
Base conversion 21552912
Base | System | Value |
---|---|---|
2 | Binary | 1010010001101111100010000 |
3 | Ternary | 1111120000001000 |
4 | Quaternary | 1102031330100 |
5 | Quinary | 21004143122 |
6 | Senary | 2045542000 |
8 | Octal | 122157420 |
10 | Decimal | 21552912 |
12 | Duodecimal | 7274900 |
16 | Hexadecimal | 148df10 |
20 | Vigesimal | 6ee25c |
36 | Base36 | ctyc0 |
Cryptographic Hash Functions
md5 | 7a12739a6214554f2abb8f46c1132b39 |
---|---|
sha1 | 83c3ee16becd30ac228b98256977c0d237b97ce2 |
sha256 | 7733fc60ece01e1a136c29fc4e78bd0a995b7365d797fdd8a0d533c43d7b12d1 |
sha512 | 8c6b9ab024f9ccc0a1d8cb4339156b71fb556b88e1c8af326209cf0aacd561a8d83049c0b5eb8e9c36e43ab76c4da2e10d7a0013ab24c097927e75e1e209379e |
ripemd-160 | 946979f952398697671dbeee2776298c23fb0781 |
21552912 as geometric shapes
Circle
Radius = nDiameter | 43105824 |
---|---|
Circumference | 135420940.00533 |
Area | 1.4593578014461E+15 |
Sphere
Radius = nVolume | 4.1937880361442E+22 |
---|---|
Surface area | 5.8374312057845E+15 |
Circumference | 135420940.00533 |
Square
Length = nPerimeter | 86211648 |
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Area | 464528015679744 |
Diagonal | 30480420.459034 |
Cube
Length = nSurface area | 2787168094078464 |
---|---|
Volume | 1.001193144348E+22 |
Space diagonal | 37330738.635061 |
Equilateral Triangle
Length = nPerimeter | 64658736 |
---|---|
Area | 2.0114653117412E+14 |
Altitude | 18665369.31753 |
Triangular Pyramid
Length = nSurface area | 2.0114653117412E+14 |
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Volume | 1.1799174360766E+21 |
Height | 10160140.153011 |