28743312 (number)
28743312 is an even 8-digits composite number following 28743311 and preceding 28743313. In scientific notation, it is written as 2.8743312 × 10^7. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 8709120 positive integers (up to 28743312) that are relatively prime to 28743312.
Interesting facts
- 28743312 has 40 divisors, whose sum is 74449600
- The reverse of 28743312 is 21334782
- Previous prime number is 949
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
| Name | twenty-eight million seven hundred forty-three thousand three hundred twelve |
|---|
Notation
| Scientific notation | 2.8743312 × 10^7 |
|---|---|
| Engineering notation | 2.8743312 × 10^6 |
Prime Factorization of 28743312
Prime Factorization 2 × 2 × 2 × 2 × 3 × 949 × 631
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3592914 | Product of the distinct prime numbers |
The prime factorization of 28743312 is 2 × 2 × 2 × 2 × 3 × 949 × 631. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28743312)
Multiplication
n×y| n×2 | 57486624 |
|---|---|
| n×3 | 86229936 |
| n×4 | 114973248 |
| n×5 | 143716560 |
Division
n÷y| n÷2 | 14371656 |
|---|---|
| n÷3 | 9581104 |
| n÷3 | 7185828 |
| n÷5 | 5748662.4 |
Exponentiation
ny| n2 | 826177984729344 |
|---|---|
| n3 | 2.3747091582607E+22 |
| n4 | 6.8257006245144E+29 |
| n5 | 1.9619324266901E+37 |
Nth Root
y√n| 2√n | 5361.278951892 |
|---|---|
| 3√n | 306.32252720678 |
| 4√n | 73.220754925718 |
| 5√n | 31.024683649651 |
Divisors of 28743312
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 | -28743311 | 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 28743312 can be divided by 40 positive divisors. The sum of these divisors (counting 28743312) is 1, the average is 0.025.
Base conversion 28743312
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1101101101001011010010000 |
| 3 | Ternary | 2000002022102010 |
| 4 | Quaternary | 1231221122100 |
| 5 | Quinary | 24324241222 |
| 6 | Senary | 2504022520 |
| 8 | Octal | 155513220 |
| 10 | Decimal | 28743312 |
| 12 | Duodecimal | 9761a40 |
| 16 | Hexadecimal | 1b69690 |
| 20 | Vigesimal | 8jci5c |
| 36 | Base36 | h42hc |
Cryptographic Hash Functions
| md5 | 51133de5f271e090950af7fd8b6dbefc |
|---|---|
| sha1 | 7f345258c8ce169902af0744c196a75eff52384d |
| sha256 | 76030070a2fd86e0372b11a5ae1677843c0f5ee81bb2ada739d2b90bb3448f6b |
| sha512 | b2b993a947cab6302c113b0fac95a815a09d493533ffa8817e25e953b381ae8e2f3df4f221e7fd56778fa6ac7e94cdcc7b70c87dff0233f3097375e424c51bca |
| ripemd-160 | 78d93a7ed3ee8c63265f14271d92de013e07ed9e |
28743312 as geometric shapes
Circle
Radius = n| Diameter | 57486624 |
|---|---|
| Circumference | 180599555.63808 |
| Area | 2.5955146873833E+15 |
Sphere
Radius = n| Volume | 9.9471584613389E+22 |
|---|---|
| Surface area | 1.0382058749533E+16 |
| Circumference | 180599555.63808 |
Square
Length = n| Perimeter | 114973248 |
|---|---|
| Area | 826177984729344 |
| Diagonal | 40649181.657921 |
Cube
Length = n| Surface area | 4957067908376064 |
|---|---|
| Volume | 2.3747091582607E+22 |
| Space diagonal | 49784876.761804 |
Equilateral Triangle
Length = n| Perimeter | 86229936 |
|---|---|
| Area | 3.5774556141152E+14 |
| Altitude | 24892438.380902 |
Triangular Pyramid
Length = n| Surface area | 3.5774556141152E+14 |
|---|---|
| Volume | 2.7986215819199E+21 |
| Height | 13549727.219307 |