21552972 (number)
21552972 is an even 8-digits composite number following 21552971 and preceding 21552973. In scientific notation, it is written as 2.1552972 × 10^7. The sum of its digits is 33. It has a total of 6 prime factors and 48 positive divisors. There are 6132672 positive integers (up to 21552972) that are relatively prime to 21552972.
Interesting facts
- 21552972 has 48 divisors, whose sum is 57711360
- The reverse of 21552972 is 27925512
- Previous prime number is 379
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | twenty-one million five hundred fifty-two thousand nine hundred seventy-two |
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Notation
Scientific notation | 2.1552972 × 10^7 |
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Engineering notation | 2.1552972 × 10^6 |
Prime Factorization of 21552972
Prime Factorization 2 × 2 × 3 × 7 × 379 × 677
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10776486 | Product of the distinct prime numbers |
The prime factorization of 21552972 is 2 × 2 × 3 × 7 × 379 × 677. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21552972)
Multiplication
n×yn×2 | 43105944 |
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n×3 | 64658916 |
n×4 | 86211888 |
n×5 | 107764860 |
Division
n÷yn÷2 | 10776486 |
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n÷3 | 7184324 |
n÷3 | 5388243 |
n÷5 | 4310594.4 |
Exponentiation
nyn2 | 464530602032784 |
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n3 | 1.0012015058756E+22 |
n4 | 2.1578868022494E+29 |
n5 | 4.6508873828051E+36 |
Nth Root
y√n2√n | 4642.5178513389 |
---|---|
3√n | 278.2930677486 |
4√n | 68.13602462236 |
5√n | 29.28879018771 |
Divisors of 21552972
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21552971 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21552972 can be divided by 48 positive divisors. The sum of these divisors (counting 21552972) is 1, the average is 0.020833333333333.
Base conversion 21552972
Base | System | Value |
---|---|---|
2 | Binary | 1010010001101111101001100 |
3 | Ternary | 1111120000010020 |
4 | Quaternary | 1102031331030 |
5 | Quinary | 21004143342 |
6 | Senary | 2045542140 |
8 | Octal | 122157514 |
10 | Decimal | 21552972 |
12 | Duodecimal | 7274950 |
16 | Hexadecimal | 148df4c |
20 | Vigesimal | 6ee28c |
36 | Base36 | ctydo |
Cryptographic Hash Functions
md5 | 87f81562870758bb59e3daf18671cd47 |
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sha1 | 7ce40319b25e4b4fe88edb8ef8391bff7727d2ff |
sha256 | 01fa6eb6b913883d522858d31467076e37dc94bae5dc58bdbad3e28ac4642b00 |
sha512 | fb08d8fd19cd71599587e78785e0cadc9e3c835a9c7847a81f21c77cca1c7cc67cbf73513ab736bd164c89965d125ada0a2eabf7fb5d53ceeb75b9ff773bdd1e |
ripemd-160 | 85c4a2cadc0b0fe6bd59c6b4fa659293a8b5ac09 |
21552972 as geometric shapes
Circle
Radius = nDiameter | 43105944 |
---|---|
Circumference | 135421316.99645 |
Area | 1.4593659267138E+15 |
Sphere
Radius = nVolume | 4.193823060829E+22 |
---|---|
Surface area | 5.8374637068554E+15 |
Circumference | 135421316.99645 |
Square
Length = nPerimeter | 86211888 |
---|---|
Area | 464530602032784 |
Diagonal | 30480505.311848 |
Cube
Length = nSurface area | 2787183612196704 |
---|---|
Volume | 1.0012015058756E+22 |
Space diagonal | 37330842.558109 |
Equilateral Triangle
Length = nPerimeter | 64658916 |
---|---|
Area | 2.0114765109784E+14 |
Altitude | 18665421.279055 |
Triangular Pyramid
Length = nSurface area | 2.0114765109784E+14 |
---|---|
Volume | 1.1799272902313E+21 |
Height | 10160168.437283 |