28996912 (number)
28996912 is an even 8-digits composite number following 28996911 and preceding 28996913. In scientific notation, it is written as 2.8996912 × 10^7. The sum of its digits is 46. It has a total of 7 prime factors and 40 positive divisors. There are 12283392 positive integers (up to 28996912) that are relatively prime to 28996912.
Interesting facts
- 28996912 has 40 divisors, whose sum is 64951200
- The reverse of 28996912 is 21969982
- Previous prime number is 2909
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 46
- Digital Root 1
Name
| Name | twenty-eight million nine hundred ninety-six thousand nine hundred twelve |
|---|
Notation
| Scientific notation | 2.8996912 × 10^7 |
|---|---|
| Engineering notation | 2.8996912 × 10^6 |
Prime Factorization of 28996912
Prime Factorization 2 × 2 × 2 × 2 × 7 × 2909 × 89
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3624614 | Product of the distinct prime numbers |
The prime factorization of 28996912 is 2 × 2 × 2 × 2 × 7 × 2909 × 89. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28996912)
Multiplication
n×y| n×2 | 57993824 |
|---|---|
| n×3 | 86990736 |
| n×4 | 115987648 |
| n×5 | 144984560 |
Division
n÷y| n÷2 | 14498456 |
|---|---|
| n÷3 | 9665637.3333333 |
| n÷3 | 7249228 |
| n÷5 | 5799382.4 |
Exponentiation
ny| n2 | 840820905535744 |
|---|---|
| n3 | 2.438120980558E+22 |
| n4 | 7.0697979518595E+29 |
| n5 | 2.0500230906785E+37 |
Nth Root
y√n| 2√n | 5384.8780858994 |
|---|---|
| 3√n | 307.22077722247 |
| 4√n | 73.381728556225 |
| 5√n | 31.079237132271 |
Divisors of 28996912
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 | -28996911 | 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 28996912 can be divided by 40 positive divisors. The sum of these divisors (counting 28996912) is 1, the average is 0.025.
Base conversion 28996912
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101110100111010100110000 |
| 3 | Ternary | 2000120012021201 |
| 4 | Quaternary | 1232213110300 |
| 5 | Quinary | 24410400122 |
| 6 | Senary | 2513300544 |
| 8 | Octal | 156472460 |
| 10 | Decimal | 28996912 |
| 12 | Duodecimal | 9864754 |
| 16 | Hexadecimal | 1ba7530 |
| 20 | Vigesimal | 914c5c |
| 36 | Base36 | h9i5s |
Cryptographic Hash Functions
| md5 | 9de8ee7198b8638a504799a22e8da1d5 |
|---|---|
| sha1 | dde3ab43d21089d5a642d242443b7209fdf30432 |
| sha256 | 6766b292239d45856fe379d1602ab58f95e16dca01f4a703796919c2d8034c01 |
| sha512 | c99149bb8ec9b52042d56b1e627aad8cc43213a17f2eab6d170a09d73552e1d4720ff608fbbc272de3f51b58be8bafbaeaf46748bdcee85c350ae4526b8d1a57 |
| ripemd-160 | dfa13aa4a35cacebad234c9f1fa72681aae68d12 |
28996912 as geometric shapes
Circle
Radius = n| Diameter | 57993824 |
|---|---|
| Circumference | 182192971.43198 |
| Area | 2.6415167798158E+15 |
Sphere
Radius = n| Volume | 1.0212777281446E+23 |
|---|---|
| Surface area | 1.0566067119263E+16 |
| Circumference | 182192971.43198 |
Square
Length = n| Perimeter | 115987648 |
|---|---|
| Area | 840820905535744 |
| Diagonal | 41007826.217339 |
Cube
Length = n| Surface area | 5044925433214464 |
|---|---|
| Volume | 2.438120980558E+22 |
| Space diagonal | 50224124.846604 |
Equilateral Triangle
Length = n| Perimeter | 86990736 |
|---|---|
| Area | 3.640861321135E+14 |
| Altitude | 25112062.423302 |
Triangular Pyramid
Length = n| Surface area | 3.640861321135E+14 |
|---|---|
| Volume | 2.8733531311763E+21 |
| Height | 13669275.40578 |