12978992 (number)
12978992 is an even 8-digits composite number following 12978991 and preceding 12978993. In scientific notation, it is written as 1.2978992 × 10^7. The sum of its digits is 47. It has a total of 7 prime factors and 40 positive divisors. There are 5727744 positive integers (up to 12978992) that are relatively prime to 12978992.
Interesting facts
- 12978992 has 40 divisors, whose sum is 28269024
- The reverse of 12978992 is 29987921
- Previous prime number is 23
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 47
- Digital Root 2
Name
| Name | twelve million nine hundred seventy-eight thousand nine hundred ninety-two |
|---|
Notation
| Scientific notation | 1.2978992 × 10^7 |
|---|---|
| Engineering notation | 1.2978992 × 10^6 |
Prime Factorization of 12978992
Prime Factorization 2 × 2 × 2 × 2 × 13 × 23 × 2713
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 1622374 | Product of the distinct prime numbers |
The prime factorization of 12978992 is 2 × 2 × 2 × 2 × 13 × 23 × 2713. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12978992)
Multiplication
n×y| n×2 | 25957984 |
|---|---|
| n×3 | 38936976 |
| n×4 | 51915968 |
| n×5 | 64894960 |
Division
n÷y| n÷2 | 6489496 |
|---|---|
| n÷3 | 4326330.6666667 |
| n÷3 | 3244748 |
| n÷5 | 2595798.4 |
Exponentiation
ny| n2 | 168454233336064 |
|---|---|
| n3 | 2.1863661468349E+21 |
| n4 | 2.8376828728841E+28 |
| n5 | 3.68302633057E+35 |
Nth Root
y√n| 2√n | 3602.6368121141 |
|---|---|
| 3√n | 235.00674192217 |
| 4√n | 60.021969412159 |
| 5√n | 26.463555483072 |
Divisors of 12978992
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 | -12978991 | 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 12978992 can be divided by 40 positive divisors. The sum of these divisors (counting 12978992) is 1, the average is 0.025.
Base conversion 12978992
| Base | System | Value |
|---|---|---|
| 2 | Binary | 110001100000101100110000 |
| 3 | Ternary | 220102101211102 |
| 4 | Quaternary | 301200230300 |
| 5 | Quinary | 11310311432 |
| 6 | Senary | 1142103532 |
| 8 | Octal | 61405460 |
| 10 | Decimal | 12978992 |
| 12 | Duodecimal | 441aba8 |
| 16 | Hexadecimal | c60b30 |
| 20 | Vigesimal | 41279c |
| 36 | Base36 | 7q6nk |
Cryptographic Hash Functions
| md5 | 136c11478403850a19710f66eb7604ce |
|---|---|
| sha1 | 4131b8fd3c5a60eb253b8f17ac06f780c42960a6 |
| sha256 | ac470f0d23de5689d5b8c013738a0d4f159ca45679c391e814b7e3d98a626690 |
| sha512 | 3cc025ac6b5489275eb6debfc2c32cd83cfcf5c08561cf4c5e656489110201d2d392a7fa1f3d961582160de193fd440842e0a2f80478dafc6555a3830d4a9479 |
| ripemd-160 | 660ca944352dd5029120010fbfb6945034d11b1b |
12978992 as geometric shapes
Circle
Radius = n| Diameter | 25957984 |
|---|---|
| Circumference | 81549411.836401 |
| Area | 5.2921458191468E+14 |
Sphere
Radius = n| Volume | 9.1582290999386E+21 |
|---|---|
| Surface area | 2.1168583276587E+15 |
| Circumference | 81549411.836401 |
Square
Length = n| Perimeter | 51915968 |
|---|---|
| Area | 168454233336064 |
| Diagonal | 18355066.512332 |
Cube
Length = n| Surface area | 1010725400016384 |
|---|---|
| Volume | 2.1863661468349E+21 |
| Space diagonal | 22480273.57503 |
Equilateral Triangle
Length = n| Perimeter | 38936976 |
|---|---|
| Area | 72942822722031 |
| Altitude | 11240136.787515 |
Triangular Pyramid
Length = n| Surface area | 72942822722031 |
|---|---|
| Volume | 2.5766572143061E+20 |
| Height | 6118355.5041106 |