20997072 (number)
20997072 is an even 8-digits composite number following 20997071 and preceding 20997073. In scientific notation, it is written as 2.0997072 × 10^7. The sum of its digits is 36. It has a total of 8 prime factors and 60 positive divisors. There are 6834240 positive integers (up to 20997072) that are relatively prime to 20997072.
Interesting facts
- 20997072 has 60 divisors, whose sum is 60146944
- The reverse of 20997072 is 27079902
- Previous prime number is 3391
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty million nine hundred ninety-seven thousand seventy-two |
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Notation
Scientific notation | 2.0997072 × 10^7 |
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Engineering notation | 2.0997072 × 10^6 |
Prime Factorization of 20997072
Prime Factorization 2 × 2 × 2 × 2 × 3 × 3 × 3391 × 43
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 874878 | Product of the distinct prime numbers |
The prime factorization of 20997072 is 2 × 2 × 2 × 2 × 3 × 3 × 3391 × 43. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20997072)
Multiplication
n×yn×2 | 41994144 |
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n×3 | 62991216 |
n×4 | 83988288 |
n×5 | 104985360 |
Division
n÷yn÷2 | 10498536 |
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n÷3 | 6999024 |
n÷3 | 5249268 |
n÷5 | 4199414.4 |
Exponentiation
nyn2 | 440877032573184 |
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n3 | 9.2571267960855E+21 |
n4 | 1.9437255785054E+29 |
n5 | 4.0812545920119E+36 |
Nth Root
y√n2√n | 4582.2562128279 |
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3√n | 275.87959461358 |
4√n | 67.692364509063 |
5√n | 29.136122036211 |
Divisors of 20997072
60 divisors
τ | Total Divisors | 60 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20997071 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.016666666666667 | 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 | 60 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20997072 can be divided by 60 positive divisors. The sum of these divisors (counting 20997072) is 1, the average is 0.016666666666667.
Base conversion 20997072
Base | System | Value |
---|---|---|
2 | Binary | 1010000000110001111010000 |
3 | Ternary | 1110111202120100 |
4 | Quaternary | 1100012033100 |
5 | Quinary | 20333401242 |
6 | Senary | 2030012400 |
8 | Octal | 120061720 |
10 | Decimal | 20997072 |
12 | Duodecimal | 7047100 |
16 | Hexadecimal | 14063d0 |
20 | Vigesimal | 6b4cdc |
36 | Base36 | ci1g0 |
Cryptographic Hash Functions
md5 | 13b01961fe0e87fdeb8a090722612cb3 |
---|---|
sha1 | 58d8091f47db457bb91248c158bf172663bca4bc |
sha256 | 50acb243f8447b6bd10e7a0a0c5dcd68d7d620e7c325881a9a4620223ba3224f |
sha512 | 9c0e95763c948807b15049a953f3f0eb1c2be33ebb91dbf4ef91199482bcb2ec301d04855850eb11a242c6972a8080779a9e9259e688b13808a357d7530bcc47 |
ripemd-160 | cb793cf4e836ade7f8345dcb27ef2b31f7110134 |
20997072 as geometric shapes
Circle
Radius = nDiameter | 41994144 |
---|---|
Circumference | 131928494.28419 |
Area | 1.3850560466684E+15 |
Sphere
Radius = nVolume | 3.8776162047909E+22 |
---|---|
Surface area | 5.5402241866735E+15 |
Circumference | 131928494.28419 |
Square
Length = nPerimeter | 83988288 |
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Area | 440877032573184 |
Diagonal | 29694343.992524 |
Cube
Length = nSurface area | 2645262195439104 |
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Volume | 9.2571267960855E+21 |
Space diagonal | 36367995.514182 |
Equilateral Triangle
Length = nPerimeter | 62991216 |
---|---|
Area | 1.9090535507674E+14 |
Altitude | 18183997.757091 |
Triangular Pyramid
Length = nSurface area | 1.9090535507674E+14 |
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Volume | 1.0909628553026E+21 |
Height | 9898114.6641748 |