12565540 (number)
12565540 is an even 8-digits composite number following 12565539 and preceding 12565541. In scientific notation, it is written as 1.2565540 × 10^7. The sum of its digits is 28. It has a total of 6 prime factors and 48 positive divisors. There are 4487040 positive integers (up to 12565540) that are relatively prime to 12565540.
Interesting facts
- 12565540 has 48 divisors, whose sum is 29352960
- The reverse of 12565540 is 04556521
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 28
- Digital Root 1
Name
| Name | twelve million five hundred sixty-five thousand five hundred forty |
|---|
Notation
| Scientific notation | 1.2565540 × 10^7 |
|---|---|
| Engineering notation | 1.2565540 × 10^6 |
Prime Factorization of 12565540
Prime Factorization 2 × 2 × 5 × 13 × 31 × 1559
Composite number| ω | Distinct Factors | 5 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 6 | Total number of prime factors |
| rad | Radical | 6282770 | Product of the distinct prime numbers |
The prime factorization of 12565540 is 2 × 2 × 5 × 13 × 31 × 1559. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12565540)
Multiplication
n×y| n×2 | 25131080 |
|---|---|
| n×3 | 37696620 |
| n×4 | 50262160 |
| n×5 | 62827700 |
Division
n÷y| n÷2 | 6282770 |
|---|---|
| n÷3 | 4188513.3333333 |
| n÷3 | 3141385 |
| n÷5 | 2513108 |
Exponentiation
ny| n2 | 157892795491600 |
|---|---|
| n3 | 1.9840082374615E+21 |
| n4 | 2.4930134868152E+28 |
| n5 | 3.1326060689116E+35 |
Nth Root
y√n| 2√n | 3544.7905438827 |
|---|---|
| 3√n | 232.48434781129 |
| 4√n | 59.538143604606 |
| 5√n | 26.292763281258 |
Divisors of 12565540
48 divisors
| τ | Total Divisors | 48 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -12565539 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 12565540 can be divided by 48 positive divisors. The sum of these divisors (counting 12565540) is 1, the average is 0.020833333333333.
Base conversion 12565540
| Base | System | Value |
|---|---|---|
| 2 | Binary | 101111111011110000100100 |
| 3 | Ternary | 212122101200101 |
| 4 | Quaternary | 233323300210 |
| 5 | Quinary | 11204044130 |
| 6 | Senary | 1125153444 |
| 8 | Octal | 57736044 |
| 10 | Decimal | 12565540 |
| 12 | Duodecimal | 425b884 |
| 16 | Hexadecimal | bfbc24 |
| 20 | Vigesimal | 3iadh0 |
| 36 | Base36 | 7hbms |
Cryptographic Hash Functions
| md5 | e6c39f8b2bcbb265659be6b8a276e99e |
|---|---|
| sha1 | 9cd54af86f324bcb34a36506a7299902ff2fb466 |
| sha256 | 2a5c449ed43d08cd74c2b15eb03d9e6211868558ecc2a77893f7ce26df6c0263 |
| sha512 | 88b21bb298b2e2f22278e7a0784974ffcd8a33333946e8853057f8c85564ce811d8b138ef6932eac69e14e7787b3599e7f568dbdabe15410660ee1dcfdd18cb2 |
| ripemd-160 | 5463ffd78ee01cad0275ea8dc5ea4932cb8bf77d |
12565540 as geometric shapes
Circle
Radius = n| Diameter | 25131080 |
|---|---|
| Circumference | 78951616.304777 |
| Area | 4.9603484637117E+14 |
Sphere
Radius = n| Volume | 8.3105942712943E+21 |
|---|---|
| Surface area | 1.9841393854847E+15 |
| Circumference | 78951616.304777 |
Square
Length = n| Perimeter | 50262160 |
|---|---|
| Area | 157892795491600 |
| Diagonal | 17770357.086542 |
Cube
Length = n| Surface area | 947356772949600 |
|---|---|
| Volume | 1.9840082374615E+21 |
| Space diagonal | 21764153.704539 |
Equilateral Triangle
Length = n| Perimeter | 37696620 |
|---|---|
| Area | 68369585985133 |
| Altitude | 10882076.85227 |
Triangular Pyramid
Length = n| Surface area | 68369585985133 |
|---|---|
| Volume | 2.338176131065E+20 |
| Height | 5923452.3621805 |