28993860 (number)
28993860 is an even 8-digits composite number following 28993859 and preceding 28993861. In scientific notation, it is written as 2.8993860 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 6626880 positive integers (up to 28993860) that are relatively prime to 28993860.
Interesting facts
- 28993860 has 48 divisors, whose sum is 77320320
- The reverse of 28993860 is 06839982
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | twenty-eight million nine hundred ninety-three thousand eight hundred sixty |
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Notation
Scientific notation | 2.8993860 × 10^7 |
---|---|
Engineering notation | 2.8993860 × 10^6 |
Prime Factorization of 28993860
Prime Factorization 2 × 2 × 5 × 9 × 7 × 23011
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 14496930 | Product of the distinct prime numbers |
The prime factorization of 28993860 is 2 × 2 × 5 × 9 × 7 × 23011. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28993860)
Multiplication
n×yn×2 | 57987720 |
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n×3 | 86981580 |
n×4 | 115975440 |
n×5 | 144969300 |
Division
n÷yn÷2 | 14496930 |
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n÷3 | 9664620 |
n÷3 | 7248465 |
n÷5 | 5798772 |
Exponentiation
nyn2 | 840643917699600 |
---|---|
n3 | 2.4373512059634E+22 |
n4 | 7.0668219636533E+29 |
n5 | 2.0489444665909E+37 |
Nth Root
y√n2√n | 5384.5946922679 |
---|---|
3√n | 307.20999825044 |
4√n | 73.379797575817 |
5√n | 31.078582870704 |
Divisors of 28993860
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28993859 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28993860 can be divided by 48 positive divisors. The sum of these divisors (counting 28993860) is 1, the average is 0.020833333333333.
Base conversion 28993860
Base | System | Value |
---|---|---|
2 | Binary | 1101110100110100101000100 |
3 | Ternary | 2000120001002200 |
4 | Quaternary | 1232212211010 |
5 | Quinary | 24410300420 |
6 | Senary | 2513234500 |
8 | Octal | 156464504 |
10 | Decimal | 28993860 |
12 | Duodecimal | 9862a30 |
16 | Hexadecimal | 1ba6944 |
20 | Vigesimal | 9144d0 |
36 | Base36 | h9ft0 |
Cryptographic Hash Functions
md5 | 345b01900ee1b1239e8458fa95d6e22d |
---|---|
sha1 | cd8af505b2f2b8fd00d24dd88224c382b27e8acb |
sha256 | a9746633515613705b89aa0e82b40cd6fea0567f1b5b50447de0ec55895a0465 |
sha512 | 9e38a0caf85447bab25f86b7f97c258dca2060c0613035e354e3d2d573a579759cc3523ded2c3884c8fbab0d4d0fecfc93645c6fc105abd1cba390ecac870899 |
ripemd-160 | 1b230807cbea6f16d6e0d470aa152489006ea40b |
28993860 as geometric shapes
Circle
Radius = nDiameter | 57987720 |
---|---|
Circumference | 182173795.15042 |
Area | 2.64096075613E+15 |
Sphere
Radius = nVolume | 1.0209552857164E+23 |
---|---|
Surface area | 1.056384302452E+16 |
Circumference | 182173795.15042 |
Square
Length = nPerimeter | 115975440 |
---|---|
Area | 840643917699600 |
Diagonal | 41003510.037547 |
Cube
Length = nSurface area | 5043863506197600 |
---|---|
Volume | 2.4373512059634E+22 |
Space diagonal | 50218838.627539 |
Equilateral Triangle
Length = nPerimeter | 86981580 |
---|---|
Area | 3.6400949413236E+14 |
Altitude | 25109419.313769 |
Triangular Pyramid
Length = nSurface area | 3.6400949413236E+14 |
---|---|
Volume | 2.8724459431165E+21 |
Height | 13667836.679182 |