21842392 (number)
21842392 is an even 8-digits composite number following 21842391 and preceding 21842393. In scientific notation, it is written as 2.1842392 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 64 positive divisors. There are 8985600 positive integers (up to 21842392) that are relatively prime to 21842392.
Interesting facts
- 21842392 has 64 divisors, whose sum is 49059360
- The reverse of 21842392 is 29324812
- Previous prime number is 313
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
Name | twenty-one million eight hundred forty-two thousand three hundred ninety-two |
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Notation
Scientific notation | 2.1842392 × 10^7 |
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Engineering notation | 2.1842392 × 10^6 |
Prime Factorization of 21842392
Prime Factorization 2 × 2 × 2 × 61 × 11 × 313 × 13
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5460598 | Product of the distinct prime numbers |
The prime factorization of 21842392 is 2 × 2 × 2 × 61 × 11 × 313 × 13. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21842392)
Multiplication
n×yn×2 | 43684784 |
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n×3 | 65527176 |
n×4 | 87369568 |
n×5 | 109211960 |
Division
n÷yn÷2 | 10921196 |
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n÷3 | 7280797.3333333 |
n÷3 | 5460598 |
n÷5 | 4368478.4 |
Exponentiation
nyn2 | 477090088281664 |
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n3 | 1.0420788727563E+22 |
n4 | 2.2761495233661E+29 |
n5 | 4.9716550139975E+36 |
Nth Root
y√n2√n | 4673.5844915867 |
---|---|
3√n | 279.53320180804 |
4√n | 68.363619649538 |
5√n | 29.367030846621 |
Divisors of 21842392
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 | -21842391 | 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 21842392 can be divided by 64 positive divisors. The sum of these divisors (counting 21842392) is 1, the average is 0.015625.
Base conversion 21842392
Base | System | Value |
---|---|---|
2 | Binary | 1010011010100100111011000 |
3 | Ternary | 1112002201010111 |
4 | Quaternary | 1103110213120 |
5 | Quinary | 21042424032 |
6 | Senary | 2100054104 |
8 | Octal | 123244730 |
10 | Decimal | 21842392 |
12 | Duodecimal | 7394334 |
16 | Hexadecimal | 14d49d8 |
20 | Vigesimal | 6ga5jc |
36 | Base36 | d05p4 |
Cryptographic Hash Functions
md5 | a3ae4046d2bad5155eaeba985a0ca780 |
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sha1 | cd64113c4a3516ccc95fab9a54772471a2439e4d |
sha256 | ce61b06197800479fa6b81e913fa22b1a780a67f58430ab423979e2b9a047be2 |
sha512 | dd4d54d5f1f1987339aeb0ef289b3a05434c3455fa0dd1b09cca869891ae54009294c4dcbc675d5ccf870d435c196420cd72f410d5d2798fb2d31f824aceb9a2 |
ripemd-160 | 16182799be0ea6b2885650404f4b005e57b60e94 |
21842392 as geometric shapes
Circle
Radius = nDiameter | 43684784 |
---|---|
Circumference | 137239796.48806 |
Area | 1.4988227164462E+15 |
Sphere
Radius = nVolume | 4.3650497748163E+22 |
---|---|
Surface area | 5.9952908657847E+15 |
Circumference | 137239796.48806 |
Square
Length = nPerimeter | 87369568 |
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Area | 477090088281664 |
Diagonal | 30889807.00107 |
Cube
Length = nSurface area | 2862540529689984 |
---|---|
Volume | 1.0420788727563E+22 |
Space diagonal | 37832132.702836 |
Equilateral Triangle
Length = nPerimeter | 65527176 |
---|---|
Area | 2.0658606817284E+14 |
Altitude | 18916066.351418 |
Triangular Pyramid
Length = nSurface area | 2.0658606817284E+14 |
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Volume | 1.2281017290953E+21 |
Height | 10296602.33369 |