20790864 (number)
20790864 is an even 8-digits composite number following 20790863 and preceding 20790865. In scientific notation, it is written as 2.0790864 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 40 positive divisors. There are 6137856 positive integers (up to 20790864) that are relatively prime to 20790864.
Interesting facts
- 20790864 has 40 divisors, whose sum is 42184800
- The reverse of 20790864 is 46809702
- Previous prime number is 323
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty million seven hundred ninety thousand eight hundred sixty-four |
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Notation
Scientific notation | 2.0790864 × 10^7 |
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Engineering notation | 2.0790864 × 10^6 |
Prime Factorization of 20790864
Prime Factorization 2 × 2 × 2 × 2 × 27 × 323 × 149
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2598858 | Product of the distinct prime numbers |
The prime factorization of 20790864 is 2 × 2 × 2 × 2 × 27 × 323 × 149. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20790864)
Multiplication
n×yn×2 | 41581728 |
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n×3 | 62372592 |
n×4 | 83163456 |
n×5 | 103954320 |
Division
n÷yn÷2 | 10395432 |
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n÷3 | 6930288 |
n÷3 | 5197716 |
n÷5 | 4158172.8 |
Exponentiation
nyn2 | 432260025866496 |
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n3 | 8.9870594104268E+21 |
n4 | 1.868487299621E+29 |
n5 | 3.8847465332148E+36 |
Nth Root
y√n2√n | 4559.6999901309 |
---|---|
3√n | 274.97350268112 |
4√n | 67.525550646632 |
5√n | 29.078667899473 |
Divisors of 20790864
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20790863 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20790864 can be divided by 40 positive divisors. The sum of these divisors (counting 20790864) is 1, the average is 0.025.
Base conversion 20790864
Base | System | Value |
---|---|---|
2 | Binary | 1001111010011111001010000 |
3 | Ternary | 1110010021201000 |
4 | Quaternary | 1033103321100 |
5 | Quinary | 20310301424 |
6 | Senary | 2021342000 |
8 | Octal | 117237120 |
10 | Decimal | 20790864 |
12 | Duodecimal | 6b67900 |
16 | Hexadecimal | 13d3e50 |
20 | Vigesimal | 69ih34 |
36 | Base36 | cdmc0 |
Cryptographic Hash Functions
md5 | c349e43d0b481af899c63443e0459460 |
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sha1 | 27a4c6609b32cf62f17252ef4a6577692fff749b |
sha256 | d7cba2df7a916f2a37d7579bb1ac24cef252032e9bbd60f00c3d9a109f800c19 |
sha512 | b3470a5c1e8fc43f971d52c5b0724ff1bd4d2870027ebad18e89186ce635c6b4b50085fbd1d63f0ff9f2d81d5768785764c3a9df3efca37fd04edc4999c5d170 |
ripemd-160 | 5389a6b579d106690358cc14a93e0e7144d8f430 |
20790864 as geometric shapes
Circle
Radius = nDiameter | 41581728 |
---|---|
Circumference | 130632851.20837 |
Area | 1.3579849217027E+15 |
Sphere
Radius = nVolume | 3.7644906428229E+22 |
---|---|
Surface area | 5.4319396868109E+15 |
Circumference | 130632851.20837 |
Square
Length = nPerimeter | 83163456 |
---|---|
Area | 432260025866496 |
Diagonal | 29402721.842255 |
Cube
Length = nSurface area | 2593560155198976 |
---|---|
Volume | 8.9870594104268E+21 |
Space diagonal | 36010832.781255 |
Equilateral Triangle
Length = nPerimeter | 62372592 |
---|---|
Area | 1.8717408172045E+14 |
Altitude | 18005416.390627 |
Triangular Pyramid
Length = nSurface area | 1.8717408172045E+14 |
---|---|
Volume | 1.0591351086732E+21 |
Height | 9800907.2807515 |