28394480 (number)
28394480 is an even 8-digits composite number following 28394479 and preceding 28394481. In scientific notation, it is written as 2.8394480 × 10^7. The sum of its digits is 38. It has a total of 7 prime factors and 40 positive divisors. There are 10965248 positive integers (up to 28394480) that are relatively prime to 28394480.
Interesting facts
- 28394480 has 40 divisors, whose sum is 68299200
- The reverse of 28394480 is 08449382
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 38
- Digital Root 2
Name
| Name | twenty-eight million three hundred ninety-four thousand four hundred eighty |
|---|
Notation
| Scientific notation | 2.8394480 × 10^7 |
|---|---|
| Engineering notation | 2.8394480 × 10^6 |
Prime Factorization of 28394480
Prime Factorization 2 × 2 × 2 × 2 × 5 × 29 × 12239
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3549310 | Product of the distinct prime numbers |
The prime factorization of 28394480 is 2 × 2 × 2 × 2 × 5 × 29 × 12239. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28394480)
Multiplication
n×y| n×2 | 56788960 |
|---|---|
| n×3 | 85183440 |
| n×4 | 113577920 |
| n×5 | 141972400 |
Division
n÷y| n÷2 | 14197240 |
|---|---|
| n÷3 | 9464826.6666667 |
| n÷3 | 7098620 |
| n÷5 | 5678896 |
Exponentiation
ny| n2 | 806246494470400 |
|---|---|
| n3 | 2.289294996231E+22 |
| n4 | 6.5003340984581E+29 |
| n5 | 1.8457360655199E+37 |
Nth Root
y√n| 2√n | 5328.6471078502 |
|---|---|
| 3√n | 305.07829218266 |
| 4√n | 72.997582890464 |
| 5√n | 30.949011611374 |
Divisors of 28394480
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 | -28394479 | 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 28394480 can be divided by 40 positive divisors. The sum of these divisors (counting 28394480) is 1, the average is 0.025.
Base conversion 28394480
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101100010100001111110000 |
| 3 | Ternary | 1222102120220102 |
| 4 | Quaternary | 1230110033300 |
| 5 | Quinary | 24232110410 |
| 6 | Senary | 2452331532 |
| 8 | Octal | 154241760 |
| 10 | Decimal | 28394480 |
| 12 | Duodecimal | 9613ba8 |
| 16 | Hexadecimal | 1b143f0 |
| 20 | Vigesimal | 8h9640 |
| 36 | Base36 | gwlbk |
Cryptographic Hash Functions
| md5 | 19c87124cfa4ab502cbc703926195239 |
|---|---|
| sha1 | e041df3382e4a2126d9b55fb9350aeaae22fef00 |
| sha256 | dfb2c79ee28098f385d1f7df63e5a4fbb6f60506f69cc69b6d8c3a2d7571cd07 |
| sha512 | b183fdbfec605505b57d87eb4f74665e911ee5dacc32efa5fd3cbe763c1c107071ad635a501b2af5f03b78d4185ee524e6c72e3df8fafd3e20dfdcc00f95b9d6 |
| ripemd-160 | f6a157ebe13394b2c10409178c63ea2650d0857b |
28394480 as geometric shapes
Circle
Radius = n| Diameter | 56788960 |
|---|---|
| Circumference | 178407779.541 |
| Area | 2.5328980640107E+15 |
Sphere
Radius = n| Volume | 9.5893764560789E+22 |
|---|---|
| Surface area | 1.0131592256043E+16 |
| Circumference | 178407779.541 |
Square
Length = n| Perimeter | 113577920 |
|---|---|
| Area | 806246494470400 |
| Diagonal | 40155858.712532 |
Cube
Length = n| Surface area | 4837478966822400 |
|---|---|
| Volume | 2.289294996231E+22 |
| Space diagonal | 49180682.014498 |
Equilateral Triangle
Length = n| Perimeter | 85183440 |
|---|---|
| Area | 3.4911497296176E+14 |
| Altitude | 24590341.007249 |
Triangular Pyramid
Length = n| Surface area | 3.4911497296176E+14 |
|---|---|
| Volume | 2.6979600266189E+21 |
| Height | 13385286.237511 |