21502712 (number)
21502712 is an even 8-digits composite number following 21502711 and preceding 21502713. In scientific notation, it is written as 2.1502712 × 10^7. The sum of its digits is 20. It has a total of 7 prime factors and 64 positive divisors. There are 8236800 positive integers (up to 21502712) that are relatively prime to 21502712.
Interesting facts
- 21502712 has 64 divisors, whose sum is 51114240
- The reverse of 21502712 is 21720512
- Previous prime number is 67
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 20
- Digital Root 2
Name
Name | twenty-one million five hundred two thousand seven hundred twelve |
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Notation
Scientific notation | 2.1502712 × 10^7 |
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Engineering notation | 2.1502712 × 10^6 |
Prime Factorization of 21502712
Prime Factorization 2 × 2 × 2 × 11 × 7 × 67 × 521
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5375678 | Product of the distinct prime numbers |
The prime factorization of 21502712 is 2 × 2 × 2 × 11 × 7 × 67 × 521. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21502712)
Multiplication
n×yn×2 | 43005424 |
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n×3 | 64508136 |
n×4 | 86010848 |
n×5 | 107513560 |
Division
n÷yn÷2 | 10751356 |
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n÷3 | 7167570.6666667 |
n÷3 | 5375678 |
n÷5 | 4300542.4 |
Exponentiation
nyn2 | 462366623354944 |
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n3 | 9.9421363404138E+21 |
n4 | 2.1378289439265E+29 |
n5 | 4.5969120086516E+36 |
Nth Root
y√n2√n | 4637.1016810072 |
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3√n | 278.07657949306 |
4√n | 68.096267746531 |
5√n | 29.275117552587 |
Divisors of 21502712
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 | -21502711 | 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 21502712 can be divided by 64 positive divisors. The sum of these divisors (counting 21502712) is 1, the average is 0.015625.
Base conversion 21502712
Base | System | Value |
---|---|---|
2 | Binary | 1010010000001101011111000 |
3 | Ternary | 1111110110011202 |
4 | Quaternary | 1102001223320 |
5 | Quinary | 21001041322 |
6 | Senary | 2044513332 |
8 | Octal | 122015370 |
10 | Decimal | 21502712 |
12 | Duodecimal | 724b848 |
16 | Hexadecimal | 1481af8 |
20 | Vigesimal | 6e7gfc |
36 | Base36 | csvlk |
Cryptographic Hash Functions
md5 | a9aceecb4d80beec1112c85f323ddfee |
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sha1 | 52285f39c40de181702f5827ce993b4deb59e007 |
sha256 | b64e9ff6e80a0b2f8a21a4d852bd0a9763bf8c9049aad13f106cfdea68509960 |
sha512 | f2d0ef98ddbe45dcede612895dda275d7a691dbf30acc3aca6f020c4e82670272612a75b4dcf534609bb908a4ef5d15ed59b9361ce270e3567e90e732012d7ca |
ripemd-160 | 6f9567270aa1ec699eb8095cadec70ade2bc95d6 |
21502712 as geometric shapes
Circle
Radius = nDiameter | 43005424 |
---|---|
Circumference | 135105524.10291 |
Area | 1.452567587197E+15 |
Sphere
Radius = nVolume | 4.1645523317376E+22 |
---|---|
Surface area | 5.810270348788E+15 |
Circumference | 135105524.10291 |
Square
Length = nPerimeter | 86010848 |
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Area | 462366623354944 |
Diagonal | 30409426.938203 |
Cube
Length = nSurface area | 2774199740129664 |
---|---|
Volume | 9.9421363404138E+21 |
Space diagonal | 37243789.684521 |
Equilateral Triangle
Length = nPerimeter | 64508136 |
---|---|
Area | 2.0021062084371E+14 |
Altitude | 18621894.84226 |
Triangular Pyramid
Length = nSurface area | 2.0021062084371E+14 |
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Volume | 1.171692004298E+21 |
Height | 10136475.646068 |