20155554 (number)
20155554 is an even 8-digits composite number following 20155553 and preceding 20155555. In scientific notation, it is written as 2.0155554 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 40 positive divisors. There are 6633144 positive integers (up to 20155554) that are relatively prime to 20155554.
Interesting facts
- 20155554 has 40 divisors, whose sum is 45738000
- The reverse of 20155554 is 45555102
- Previous prime number is 83
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
| Name | twenty million one hundred fifty-five thousand five hundred fifty-four |
|---|
Notation
| Scientific notation | 2.0155554 × 10^7 |
|---|---|
| Engineering notation | 2.0155554 × 10^6 |
Prime Factorization of 20155554
Prime Factorization 2 × 3 × 9 × 3 × 83 × 1499
Composite number| ω | Distinct Factors | 5 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 6718518 | Product of the distinct prime numbers |
The prime factorization of 20155554 is 2 × 3 × 9 × 3 × 83 × 1499. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20155554)
Multiplication
n×y| n×2 | 40311108 |
|---|---|
| n×3 | 60466662 |
| n×4 | 80622216 |
| n×5 | 100777770 |
Division
n÷y| n÷2 | 10077777 |
|---|---|
| n÷3 | 6718518 |
| n÷3 | 5038888.5 |
| n÷5 | 4031110.8 |
Exponentiation
ny| n2 | 406246357046916 |
|---|---|
| n3 | 8.1881203867624E+21 |
| n4 | 1.6503610261389E+29 |
| n5 | 3.3263940781838E+36 |
Nth Root
y√n| 2√n | 4489.4937353782 |
|---|---|
| 3√n | 272.14367589632 |
| 4√n | 67.003684491065 |
| 5√n | 28.89874267817 |
Divisors of 20155554
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 | -20155553 | 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 20155554 can be divided by 40 positive divisors. The sum of these divisors (counting 20155554) is 1, the average is 0.025.
Base conversion 20155554
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001100111000110010100010 |
| 3 | Ternary | 1101221000020000 |
| 4 | Quaternary | 1030320302202 |
| 5 | Quinary | 20124434204 |
| 6 | Senary | 2000000430 |
| 8 | Octal | 114706242 |
| 10 | Decimal | 20155554 |
| 12 | Duodecimal | 6900116 |
| 16 | Hexadecimal | 1338ca2 |
| 20 | Vigesimal | 65j8he |
| 36 | Base36 | c004i |
Cryptographic Hash Functions
| md5 | f304a78d4608d89bcd95a42e55f0e22e |
|---|---|
| sha1 | f91e81228e50b66d18c47adb7c136c068de64df9 |
| sha256 | 168266de705c617384d9a4a3beab61e9fdb0b9081aecc47ecf66d8de092c100d |
| sha512 | 76a07a6cdfadc0cf3c1b7259a020dc230c434a25f6105eb54546ba35c6ae945ec79c491cae6f720d0356aad9149d8f50f7a5cb1a33148f1c01ddea6b185fe72c |
| ripemd-160 | 509454741a315377b3cc61c0daa6b497d524f75e |
20155554 as geometric shapes
Circle
Radius = n| Diameter | 40311108 |
|---|---|
| Circumference | 126641080.75086 |
| Area | 1.2762605708462E+15 |
Sphere
Radius = n| Volume | 3.4298318471682E+22 |
|---|---|
| Surface area | 5.1050422833848E+15 |
| Circumference | 126641080.75086 |
Square
Length = n| Perimeter | 80622216 |
|---|---|
| Area | 406246357046916 |
| Diagonal | 28504257.823943 |
Cube
Length = n| Surface area | 2437478142281496 |
|---|---|
| Volume | 8.1881203867624E+21 |
| Space diagonal | 34910443.582698 |
Equilateral Triangle
Length = n| Perimeter | 60466662 |
|---|---|
| Area | 1.7590983269876E+14 |
| Altitude | 17455221.791349 |
Triangular Pyramid
Length = n| Surface area | 1.7590983269876E+14 |
|---|---|
| Volume | 9.6497924177525E+20 |
| Height | 9501419.2746478 |