21037992 (number)
21037992 is an even 8-digits composite number following 21037991 and preceding 21037993. In scientific notation, it is written as 2.1037992 × 10^7. The sum of its digits is 33. It has a total of 7 prime factors and 64 positive divisors. There are 6693120 positive integers (up to 21037992) that are relatively prime to 21037992.
Interesting facts
- 21037992 has 64 divisors, whose sum is 55036800
- The reverse of 21037992 is 29973012
- Previous prime number is 181
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | twenty-one million thirty-seven thousand nine hundred ninety-two |
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Notation
Scientific notation | 2.1037992 × 10^7 |
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Engineering notation | 2.1037992 × 10^6 |
Prime Factorization of 21037992
Prime Factorization 2 × 2 × 2 × 3 × 29 × 181 × 167
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5259498 | Product of the distinct prime numbers |
The prime factorization of 21037992 is 2 × 2 × 2 × 3 × 29 × 181 × 167. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21037992)
Multiplication
n×yn×2 | 42075984 |
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n×3 | 63113976 |
n×4 | 84151968 |
n×5 | 105189960 |
Division
n÷yn÷2 | 10518996 |
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n÷3 | 7012664 |
n÷3 | 5259498 |
n÷5 | 4207598.4 |
Exponentiation
nyn2 | 442597107392064 |
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n3 | 9.3113544045374E+21 |
n4 | 1.9589219947182E+29 |
n5 | 4.1211785253506E+36 |
Nth Root
y√n2√n | 4586.7190888477 |
---|---|
3√n | 276.05869367159 |
4√n | 67.725320884051 |
5√n | 29.14746954024 |
Divisors of 21037992
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 | -21037991 | 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 21037992 can be divided by 64 positive divisors. The sum of these divisors (counting 21037992) is 1, the average is 0.015625.
Base conversion 21037992
Base | System | Value |
---|---|---|
2 | Binary | 1010000010000001110101000 |
3 | Ternary | 1110120211200220 |
4 | Quaternary | 1100100032220 |
5 | Quinary | 20341203432 |
6 | Senary | 2030530040 |
8 | Octal | 120201650 |
10 | Decimal | 21037992 |
12 | Duodecimal | 7066920 |
16 | Hexadecimal | 14103a8 |
20 | Vigesimal | 6b9ejc |
36 | Base36 | cix0o |
Cryptographic Hash Functions
md5 | 4510b5b8671c84439e8f16c814a167b3 |
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sha1 | 8fa2e27f1baf67c3aac2e9fe091f5046c08aa9aa |
sha256 | 99f90bca0967785f855ad59a64011dc79485227b54713da57f71256c3c33aa93 |
sha512 | c57c5dfb16a9c51e7b22adbe8114ed1870067399f34b2088017881cf3dc34c9af81649e962fee5e167d72c16a9e1816cd892c71ddd97589ed81bec0c1b222a4a |
ripemd-160 | 9f2a1e48f7d93d2372263d95eb5ec2f86cf1a753 |
21037992 as geometric shapes
Circle
Radius = nDiameter | 42075984 |
---|---|
Circumference | 132185602.22696 |
Area | 1.390459821083E+15 |
Sphere
Radius = nVolume | 3.9003310123021E+22 |
---|---|
Surface area | 5.561839284332E+15 |
Circumference | 132185602.22696 |
Square
Length = nPerimeter | 84151968 |
---|---|
Area | 442597107392064 |
Diagonal | 29752213.611497 |
Cube
Length = nSurface area | 2655582644352384 |
---|---|
Volume | 9.3113544045374E+21 |
Space diagonal | 36438871.033228 |
Equilateral Triangle
Length = nPerimeter | 63113976 |
---|---|
Area | 1.9165016932152E+14 |
Altitude | 18219435.516614 |
Triangular Pyramid
Length = nSurface area | 1.9165016932152E+14 |
---|---|
Volume | 1.0973536402466E+21 |
Height | 9917404.5371656 |