28932720 (number)
28932720 is an even 8-digits composite number following 28932719 and preceding 28932721. In scientific notation, it is written as 2.8932720 × 10^7. The sum of its digits is 33. It has a total of 7 prime factors and 40 positive divisors. There are 7447552 positive integers (up to 28932720) that are relatively prime to 28932720.
Interesting facts
- 28932720 has 40 divisors, whose sum is 68058144
- The reverse of 28932720 is 02723982
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
| Name | twenty-eight million nine hundred thirty-two thousand seven hundred twenty |
|---|
Notation
| Scientific notation | 2.8932720 × 10^7 |
|---|---|
| Engineering notation | 2.8932720 × 10^6 |
Prime Factorization of 28932720
Prime Factorization 2 × 2 × 2 × 2 × 87 × 5 × 4157
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3616590 | Product of the distinct prime numbers |
The prime factorization of 28932720 is 2 × 2 × 2 × 2 × 87 × 5 × 4157. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28932720)
Multiplication
n×y| n×2 | 57865440 |
|---|---|
| n×3 | 86798160 |
| n×4 | 115730880 |
| n×5 | 144663600 |
Division
n÷y| n÷2 | 14466360 |
|---|---|
| n÷3 | 9644240 |
| n÷3 | 7233180 |
| n÷5 | 5786544 |
Exponentiation
ny| n2 | 837102286598400 |
|---|---|
| n3 | 2.4219646069511E+22 |
| n4 | 7.0074023822827E+29 |
| n5 | 2.0274321105392E+37 |
Nth Root
y√n| 2√n | 5378.9143886104 |
|---|---|
| 3√n | 306.99390609201 |
| 4√n | 73.341082543213 |
| 5√n | 31.065464580566 |
Divisors of 28932720
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 | -28932719 | 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 28932720 can be divided by 40 positive divisors. The sum of these divisors (counting 28932720) is 1, the average is 0.025.
Base conversion 28932720
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101110010111101001110000 |
| 3 | Ternary | 2000102221020020 |
| 4 | Quaternary | 1232113221300 |
| 5 | Quinary | 24401321340 |
| 6 | Senary | 2512043440 |
| 8 | Octal | 156275160 |
| 10 | Decimal | 28932720 |
| 12 | Duodecimal | 9833580 |
| 16 | Hexadecimal | 1b97a70 |
| 20 | Vigesimal | 90gbg0 |
| 36 | Base36 | h84mo |
Cryptographic Hash Functions
| md5 | f60a87198622139b428cdcc6ab7d6d66 |
|---|---|
| sha1 | 46d54937db2f19d4072240dc9de7ac5fcb50e299 |
| sha256 | 18072f8ed2a4064b7e0d8a14844df5fb7f57f0a3a5b40d7ed51dc934c0b35a55 |
| sha512 | 7da4bb6b4035e45747c036bffadd7528d4d86946579eb040960d3711c511d25bf8d51fced6f9a3329736c993d8a0beef6aee51838800d79ba1ac24c9138a81a5 |
| ripemd-160 | 22c0e8fa616740aee08f89e90819d374be9e2e3e |
28932720 as geometric shapes
Circle
Radius = n| Diameter | 57865440 |
|---|---|
| Circumference | 181789641.20074 |
| Area | 2.6298343938808E+15 |
Sphere
Radius = n| Volume | 1.0145101621936E+23 |
|---|---|
| Surface area | 1.0519337575523E+16 |
| Circumference | 181789641.20074 |
Square
Length = n| Perimeter | 115730880 |
|---|---|
| Area | 837102286598400 |
| Diagonal | 40917045.020343 |
Cube
Length = n| Surface area | 5022613719590400 |
|---|---|
| Volume | 2.4219646069511E+22 |
| Space diagonal | 50112941.041164 |
Equilateral Triangle
Length = n| Perimeter | 86798160 |
|---|---|
| Area | 3.6247592288013E+14 |
| Altitude | 25056470.520582 |
Triangular Pyramid
Length = n| Surface area | 3.6247592288013E+14 |
|---|---|
| Volume | 2.8543126622816E+21 |
| Height | 13639015.006781 |