20215980 (number)
20215980 is an even 8-digits composite number following 20215979 and preceding 20215981. In scientific notation, it is written as 2.0215980 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 60 positive divisors. There are 5390496 positive integers (up to 20215980) that are relatively prime to 20215980.
Interesting facts
- 20215980 has 60 divisors, whose sum is 63423360
- The reverse of 20215980 is 08951202
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty million two hundred fifteen thousand nine hundred eighty |
---|
Notation
Scientific notation | 2.0215980 × 10^7 |
---|---|
Engineering notation | 2.0215980 × 10^6 |
Prime Factorization of 20215980
Prime Factorization 2 × 2 × 3 × 5 × 9 × 3 × 12479
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 3369330 | Product of the distinct prime numbers |
The prime factorization of 20215980 is 2 × 2 × 3 × 5 × 9 × 3 × 12479. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20215980)
Multiplication
n×yn×2 | 40431960 |
---|---|
n×3 | 60647940 |
n×4 | 80863920 |
n×5 | 101079900 |
Division
n÷yn÷2 | 10107990 |
---|---|
n÷3 | 6738660 |
n÷3 | 5053995 |
n÷5 | 4043196 |
Exponentiation
nyn2 | 408685847360400 |
---|---|
n3 | 8.2619849165209E+21 |
n4 | 1.6702412183269E+29 |
n5 | 3.3765563064872E+36 |
Nth Root
y√n2√n | 4496.218411065 |
---|---|
3√n | 272.4153652378 |
4√n | 67.053847101155 |
5√n | 28.916049521839 |
Divisors of 20215980
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 | -20215979 | 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 20215980 can be divided by 60 positive divisors. The sum of these divisors (counting 20215980) is 1, the average is 0.016666666666667.
Base conversion 20215980
Base | System | Value |
---|---|---|
2 | Binary | 1001101000111100010101100 |
3 | Ternary | 1102001002010000 |
4 | Quaternary | 1031013202230 |
5 | Quinary | 20133402410 |
6 | Senary | 2001144300 |
8 | Octal | 115074254 |
10 | Decimal | 20215980 |
12 | Duodecimal | 692b090 |
16 | Hexadecimal | 13478ac |
20 | Vigesimal | 666jj0 |
36 | Base36 | c1ar0 |
Cryptographic Hash Functions
md5 | 1fc6942989672874d24e3362ed945384 |
---|---|
sha1 | 9764dee5bc4d52668c4a245a61de5e6e3cd62bed |
sha256 | e939a67a6d6b0979dc791058827eca627d40aabcf15121c5f5fa08d044f1a80c |
sha512 | 46765cd3c4239e28d61f9a0f258f9051fef3ccf276e35352c981d5cd62473a28dfa608d5644e2d6f5c61f8558f48c8f96d1c2605ecfb4df451de4c260334e8e5 |
ripemd-160 | 949b8f52a2e1d511276394f38998b9e53a10d921 |
20215980 as geometric shapes
Circle
Radius = nDiameter | 40431960 |
---|---|
Circumference | 127020748.50624 |
Area | 1.2839244556936E+15 |
Sphere
Radius = nVolume | 3.4607721490416E+22 |
---|---|
Surface area | 5.1356978227742E+15 |
Circumference | 127020748.50624 |
Square
Length = nPerimeter | 80863920 |
---|---|
Area | 408685847360400 |
Diagonal | 28589713.092663 |
Cube
Length = nSurface area | 2452115084162400 |
---|---|
Volume | 8.2619849165209E+21 |
Space diagonal | 35015104.484796 |
Equilateral Triangle
Length = nPerimeter | 60647940 |
---|---|
Area | 1.7696616299064E+14 |
Altitude | 17507552.242398 |
Triangular Pyramid
Length = nSurface area | 1.7696616299064E+14 |
---|---|
Volume | 9.7368426008882E+20 |
Height | 9529904.3642211 |