21124992 (number)
21124992 is an even 8-digits composite number following 21124991 and preceding 21124993. In scientific notation, it is written as 2.1124992 × 10^7. The sum of its digits is 30. It has a total of 11 prime factors and 128 positive divisors. There are 5806080 positive integers (up to 21124992) that are relatively prime to 21124992.
Interesting facts
- 21124992 has 128 divisors, whose sum is 66585600
- The reverse of 21124992 is 29942112
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty-one million one hundred twenty-four thousand nine hundred ninety-two |
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Notation
Scientific notation | 2.1124992 × 10^7 |
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Engineering notation | 2.1124992 × 10^6 |
Prime Factorization of 21124992
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 29 × 271
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 11 | Total number of prime factors |
rad | Radical | 330078 | Product of the distinct prime numbers |
The prime factorization of 21124992 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 29 × 271. Since it has a total of 11 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21124992)
Multiplication
n×yn×2 | 42249984 |
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n×3 | 63374976 |
n×4 | 84499968 |
n×5 | 105624960 |
Division
n÷yn÷2 | 10562496 |
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n÷3 | 7041664 |
n÷3 | 5281248 |
n÷5 | 4224998.4 |
Exponentiation
nyn2 | 446265287000064 |
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n3 | 9.4273506177541E+21 |
n4 | 1.9915270638125E+29 |
n5 | 4.2070993290822E+36 |
Nth Root
y√n2√n | 4596.1932074272 |
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3√n | 276.43870578832 |
4√n | 67.795229975473 |
5√n | 29.171536909257 |
Divisors of 21124992
128 divisors
τ | Total Divisors | 128 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21124991 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0078125 | 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 | 128 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21124992 can be divided by 128 positive divisors. The sum of these divisors (counting 21124992) is 1, the average is 0.0078125.
Base conversion 21124992
Base | System | Value |
---|---|---|
2 | Binary | 1010000100101011110000000 |
3 | Ternary | 1110202021001010 |
4 | Quaternary | 1100211132000 |
5 | Quinary | 20401444432 |
6 | Senary | 2032440520 |
8 | Octal | 120453600 |
10 | Decimal | 21124992 |
12 | Duodecimal | 70a9140 |
16 | Hexadecimal | 1425780 |
20 | Vigesimal | 6c0c9c |
36 | Base36 | cks5c |
Cryptographic Hash Functions
md5 | e1c7e2f77456ab0d6f392670475be0a0 |
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sha1 | 19d6eb900e99b025f6eb32da743d5090bfd1f059 |
sha256 | 557b8af7d2700df461eeddf84e1ddcf266aae46120d2d675d8fbfbb7d8841b82 |
sha512 | e3e4abf2ca2ef512cc65556b9dcd90ee4812944a5b02ed5d2aed2023fc9a7af2a61a7914df575f94e7061884216c2dc218e5019c926e718495ac360398836ea5 |
ripemd-160 | 8b5a5150166a0074765418f3ff93eed0ace818ed |
21124992 as geometric shapes
Circle
Radius = nDiameter | 42249984 |
---|---|
Circumference | 132732239.34869 |
Area | 1.4019837471915E+15 |
Sphere
Radius = nVolume | 3.9489193924735E+22 |
---|---|
Surface area | 5.6079349887662E+15 |
Circumference | 132732239.34869 |
Square
Length = nPerimeter | 84499968 |
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Area | 446265287000064 |
Diagonal | 29875250.191423 |
Cube
Length = nSurface area | 2677591722000384 |
---|---|
Volume | 9.4273506177541E+21 |
Space diagonal | 36589559.453486 |
Equilateral Triangle
Length = nPerimeter | 63374976 |
---|---|
Area | 1.932385376846E+14 |
Altitude | 18294779.726743 |
Triangular Pyramid
Length = nSurface area | 1.932385376846E+14 |
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Volume | 1.1110239250728E+21 |
Height | 9958416.7304744 |