20731572 (number)
20731572 is an even 8-digits composite number following 20731571 and preceding 20731573. In scientific notation, it is written as 2.0731572 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 6855840 positive integers (up to 20731572) that are relatively prime to 20731572.
Interesting facts
- 20731572 has 48 divisors, whose sum is 54174400
- The reverse of 20731572 is 27513702
- Previous prime number is 139
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty million seven hundred thirty-one thousand five hundred seventy-two |
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Notation
Scientific notation | 2.0731572 × 10^7 |
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Engineering notation | 2.0731572 × 10^6 |
Prime Factorization of 20731572
Prime Factorization 2 × 2 × 3 × 9 × 139 × 1381
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10365786 | Product of the distinct prime numbers |
The prime factorization of 20731572 is 2 × 2 × 3 × 9 × 139 × 1381. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20731572)
Multiplication
n×yn×2 | 41463144 |
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n×3 | 62194716 |
n×4 | 82926288 |
n×5 | 103657860 |
Division
n÷yn÷2 | 10365786 |
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n÷3 | 6910524 |
n÷3 | 5182893 |
n÷5 | 4146314.4 |
Exponentiation
nyn2 | 429798077591184 |
---|---|
n3 | 8.9103897910432E+21 |
n4 | 1.8472638750108E+29 |
n5 | 3.8296684027785E+36 |
Nth Root
y√n2√n | 4553.1936044934 |
---|---|
3√n | 274.71186128568 |
4√n | 67.47735623521 |
5√n | 29.062063466663 |
Divisors of 20731572
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 | -20731571 | 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 20731572 can be divided by 48 positive divisors. The sum of these divisors (counting 20731572) is 1, the average is 0.020833333333333.
Base conversion 20731572
Base | System | Value |
---|---|---|
2 | Binary | 1001111000101011010110100 |
3 | Ternary | 1110000021101000 |
4 | Quaternary | 1033011122310 |
5 | Quinary | 20301402242 |
6 | Senary | 2020203300 |
8 | Octal | 117053264 |
10 | Decimal | 20731572 |
12 | Duodecimal | 6b39530 |
16 | Hexadecimal | 13c56b4 |
20 | Vigesimal | 69b8ic |
36 | Base36 | cccl0 |
Cryptographic Hash Functions
md5 | d6c1b84cfc49aa52c93e84b9cfa98531 |
---|---|
sha1 | 570d795e104e50a08e68a036818656f9531be929 |
sha256 | 5e76f210eeda8ed9ce431ff72b25ff3d53f53e87e335d6c8a042d0f7789dc11d |
sha512 | 78edea68a873f32a425d9673cfd8f8f4da07a378f30d94f99c6d06b6a4160f929d5973bcf0cac7651d4857581de45d2138abbf1a9f1547e806fa84d6c7e77033 |
ripemd-160 | 4652c92e063d45556cb1a62c33803a8f3333d02b |
20731572 as geometric shapes
Circle
Radius = nDiameter | 41463144 |
---|---|
Circumference | 130260308.58514 |
Area | 1.3502504830875E+15 |
Sphere
Radius = nVolume | 3.732375347755E+22 |
---|---|
Surface area | 5.4010019323499E+15 |
Circumference | 130260308.58514 |
Square
Length = nPerimeter | 82926288 |
---|---|
Area | 429798077591184 |
Diagonal | 29318870.291714 |
Cube
Length = nSurface area | 2578788465547104 |
---|---|
Volume | 8.9103897910432E+21 |
Space diagonal | 35908136.024772 |
Equilateral Triangle
Length = nPerimeter | 62194716 |
---|---|
Area | 1.8610802684584E+14 |
Altitude | 17954068.012386 |
Triangular Pyramid
Length = nSurface area | 1.8610802684584E+14 |
---|---|
Volume | 1.050099507377E+21 |
Height | 9772956.7639048 |