28984912 (number)
28984912 is an even 8-digits composite number following 28984911 and preceding 28984913. In scientific notation, it is written as 2.8984912 × 10^7. The sum of its digits is 43. It has a total of 7 prime factors and 40 positive divisors. There are 12816000 positive integers (up to 28984912) that are relatively prime to 28984912.
Interesting facts
- 28984912 has 40 divisors, whose sum is 62933472
- The reverse of 28984912 is 21948982
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 43
- Digital Root 7
Name
| Name | twenty-eight million nine hundred eighty-four thousand nine hundred twelve |
|---|
Notation
| Scientific notation | 2.8984912 × 10^7 |
|---|---|
| Engineering notation | 2.8984912 × 10^6 |
Prime Factorization of 28984912
Prime Factorization 2 × 2 × 2 × 2 × 11 × 37 × 4451
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3623114 | Product of the distinct prime numbers |
The prime factorization of 28984912 is 2 × 2 × 2 × 2 × 11 × 37 × 4451. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28984912)
Multiplication
n×y| n×2 | 57969824 |
|---|---|
| n×3 | 86954736 |
| n×4 | 115939648 |
| n×5 | 144924560 |
Division
n÷y| n÷2 | 14492456 |
|---|---|
| n÷3 | 9661637.3333333 |
| n÷3 | 7246228 |
| n÷5 | 5796982.4 |
Exponentiation
ny| n2 | 840125123647744 |
|---|---|
| n3 | 2.4350952777919E+22 |
| n4 | 7.0581022338414E+29 |
| n5 | 2.045784721349E+37 |
Nth Root
y√n| 2√n | 5383.7637392441 |
|---|---|
| 3√n | 307.17839158268 |
| 4√n | 73.374135356024 |
| 5√n | 31.076664357644 |
Divisors of 28984912
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 | -28984911 | 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 28984912 can be divided by 40 positive divisors. The sum of these divisors (counting 28984912) is 1, the average is 0.025.
Base conversion 28984912
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101110100100011001010000 |
| 3 | Ternary | 2000112120211021 |
| 4 | Quaternary | 1232210121100 |
| 5 | Quinary | 24410004122 |
| 6 | Senary | 2513125224 |
| 8 | Octal | 156443120 |
| 10 | Decimal | 28984912 |
| 12 | Duodecimal | 9859814 |
| 16 | Hexadecimal | 1ba4650 |
| 20 | Vigesimal | 91325c |
| 36 | Base36 | h98wg |
Cryptographic Hash Functions
| md5 | 5de3b283fbeb8a4f6ba3ef2cd02011fc |
|---|---|
| sha1 | 09b4e57cd8dc6103bd44067c004b35b67f0757ce |
| sha256 | 636b696192271ff30ac7cf1b684aa429c72502dc2c084773ca4084fd9b903bef |
| sha512 | 15a7663a17a33b7a34b15a19fbfd29d16d195008aa5c67422cc681edde5c9252a6dce2bd1a342f0699c995aa46d674d1e49ebd5c91df6cc701d811d620bc8dac |
| ripemd-160 | e428d672e90affc6ad8bc73121174103591d487b |
28984912 as geometric shapes
Circle
Radius = n| Diameter | 57969824 |
|---|---|
| Circumference | 182117573.20829 |
| Area | 2.639330916548E+15 |
Sphere
Radius = n| Volume | 1.0200103247336E+23 |
|---|---|
| Surface area | 1.0557323666192E+16 |
| Circumference | 182117573.20829 |
Square
Length = n| Perimeter | 115939648 |
|---|---|
| Area | 840125123647744 |
| Diagonal | 40990855.654591 |
Cube
Length = n| Surface area | 5040750741886464 |
|---|---|
| Volume | 2.4350952777919E+22 |
| Space diagonal | 50203340.236913 |
Equilateral Triangle
Length = n| Perimeter | 86954736 |
|---|---|
| Area | 3.6378484971824E+14 |
| Altitude | 25101670.118456 |
Triangular Pyramid
Length = n| Surface area | 3.6378484971824E+14 |
|---|---|
| Volume | 2.86978730627E+21 |
| Height | 13663618.55153 |