12555728 (number)
12555728 is an even 8-digits composite number following 12555727 and preceding 12555729. In scientific notation, it is written as 1.2555728 × 10^7. The sum of its digits is 35. It has a total of 7 prime factors and 40 positive divisors. There are 6023808 positive integers (up to 12555728) that are relatively prime to 12555728.
Interesting facts
- 12555728 has 40 divisors, whose sum is 25331712
- The reverse of 12555728 is 82755521
- Previous prime number is 127
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 35
- Digital Root 8
Name
| Name | twelve million five hundred fifty-five thousand seven hundred twenty-eight |
|---|
Notation
| Scientific notation | 1.2555728 × 10^7 |
|---|---|
| Engineering notation | 1.2555728 × 10^6 |
Prime Factorization of 12555728
Prime Factorization 2 × 2 × 2 × 2 × 37 × 127 × 167
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 1569466 | Product of the distinct prime numbers |
The prime factorization of 12555728 is 2 × 2 × 2 × 2 × 37 × 127 × 167. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12555728)
Multiplication
n×y| n×2 | 25111456 |
|---|---|
| n×3 | 37667184 |
| n×4 | 50222912 |
| n×5 | 62778640 |
Division
n÷y| n÷2 | 6277864 |
|---|---|
| n÷3 | 4185242.6666667 |
| n÷3 | 3138932 |
| n÷5 | 2511145.6 |
Exponentiation
ny| n2 | 157646305609984 |
|---|---|
| n3 | 1.9793641334438E+21 |
| n4 | 2.4852357672476E+28 |
| n5 | 3.1203944309433E+35 |
Nth Root
y√n| 2√n | 3543.4062708078 |
|---|---|
| 3√n | 232.42381903093 |
| 4√n | 59.526517375098 |
| 5√n | 26.288655774352 |
Divisors of 12555728
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 | -12555727 | 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 12555728 can be divided by 40 positive divisors. The sum of these divisors (counting 12555728) is 1, the average is 0.025.
Base conversion 12555728
| Base | System | Value |
|---|---|---|
| 2 | Binary | 101111111001010111010000 |
| 3 | Ternary | 212121220012222 |
| 4 | Quaternary | 233321113100 |
| 5 | Quinary | 11203240403 |
| 6 | Senary | 1125040212 |
| 8 | Octal | 57712720 |
| 10 | Decimal | 12555728 |
| 12 | Duodecimal | 4256068 |
| 16 | Hexadecimal | bf95d0 |
| 20 | Vigesimal | 3i9968 |
| 36 | Base36 | 7h428 |
Cryptographic Hash Functions
| md5 | 74083627308801e15afbcc078b604ffc |
|---|---|
| sha1 | 8c8509d8b4494b26dbf15d4cffe24448e1ad5333 |
| sha256 | 541923f2151f3d5246e281d06e445a51c8d194c299c6c656d66f4c040f998ac0 |
| sha512 | 6b909d25036d01cd694d7c3edf2034df939ae40c6c871ff6c8219e0e2df6ba2384350259b4dfae9a904a991f332727f7662c8288b4ef3eb1b8c243aff12aafdb |
| ripemd-160 | dc87f421021943333180568cb37764bdad4c87f8 |
12555728 as geometric shapes
Circle
Radius = n| Diameter | 25111456 |
|---|---|
| Circumference | 78889965.690543 |
| Area | 4.952604755699E+14 |
Sphere
Radius = n| Volume | 8.291141093875E+21 |
|---|---|
| Surface area | 1.9810419022796E+15 |
| Circumference | 78889965.690543 |
Square
Length = n| Perimeter | 50222912 |
|---|---|
| Area | 157646305609984 |
| Diagonal | 17756480.823068 |
Cube
Length = n| Surface area | 945877833659904 |
|---|---|
| Volume | 1.9793641334438E+21 |
| Space diagonal | 21747158.822015 |
Equilateral Triangle
Length = n| Perimeter | 37667184 |
|---|---|
| Area | 68262852735506 |
| Altitude | 10873579.411008 |
Triangular Pyramid
Length = n| Surface area | 68262852735506 |
|---|---|
| Volume | 2.3327030019926E+20 |
| Height | 5918826.9410225 |