28731684 (number)
28731684 is an even 8-digits composite number following 28731683 and preceding 28731685. In scientific notation, it is written as 2.8731684 × 10^7. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 9237888 positive integers (up to 28731684) that are relatively prime to 28731684.
Interesting facts
- 28731684 has 48 divisors, whose sum is 69449408
- The reverse of 28731684 is 48613782
- Previous prime number is 163
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
Name | twenty-eight million seven hundred thirty-one thousand six hundred eighty-four |
---|
Notation
Scientific notation | 2.8731684 × 10^7 |
---|---|
Engineering notation | 2.8731684 × 10^6 |
Prime Factorization of 28731684
Prime Factorization 2 × 2 × 3 × 37 × 163 × 397
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 14365842 | Product of the distinct prime numbers |
The prime factorization of 28731684 is 2 × 2 × 3 × 37 × 163 × 397. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28731684)
Multiplication
n×yn×2 | 57463368 |
---|---|
n×3 | 86195052 |
n×4 | 114926736 |
n×5 | 143658420 |
Division
n÷yn÷2 | 14365842 |
---|---|
n÷3 | 9577228 |
n÷3 | 7182921 |
n÷5 | 5746336.8 |
Exponentiation
nyn2 | 825509665475856 |
---|---|
n3 | 2.3718282847398E+22 |
n4 | 6.8146620779406E+29 |
n5 | 1.9579671739017E+37 |
Nth Root
y√n2√n | 5360.1943994598 |
---|---|
3√n | 306.28121442215 |
4√n | 73.213348505992 |
5√n | 31.022173059275 |
Divisors of 28731684
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 | -28731683 | 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 28731684 can be divided by 48 positive divisors. The sum of these divisors (counting 28731684) is 1, the average is 0.020833333333333.
Base conversion 28731684
Base | System | Value |
---|---|---|
2 | Binary | 1101101100110100100100100 |
3 | Ternary | 2000001201110110 |
4 | Quaternary | 1231212210210 |
5 | Quinary | 24323403214 |
6 | Senary | 2503453020 |
8 | Octal | 155464444 |
10 | Decimal | 28731684 |
12 | Duodecimal | 9757170 |
16 | Hexadecimal | 1b66924 |
20 | Vigesimal | 8jb944 |
36 | Base36 | h3tic |
Cryptographic Hash Functions
md5 | d7f31bcb72a9d29f239465d8f0d4d63e |
---|---|
sha1 | 17706005a0962ec41a9e287876e868e2b4e9024f |
sha256 | 9ffb419177bc51105b0bac34952b2847d2aeeb01bf6c9461aa9c8a52446124d4 |
sha512 | f936b6e4d25843c049f688a71bc12d457ee04e44b0d89211d011842c79f86628c265889cc46d10c61dccd9959bfcb6a8e1c668dbab16db8095adb82a5c145d4c |
ripemd-160 | ccf63c692ccf4842abe43d8ca8857e32ded4b9a2 |
28731684 as geometric shapes
Circle
Radius = nDiameter | 57463368 |
---|---|
Circumference | 180526494.75933 |
Area | 2.5934151005263E+15 |
Sphere
Radius = nVolume | 9.9350910865534E+22 |
---|---|
Surface area | 1.0373660402105E+16 |
Circumference | 180526494.75933 |
Square
Length = nPerimeter | 114926736 |
---|---|
Area | 825509665475856 |
Diagonal | 40632737.182618 |
Cube
Length = nSurface area | 4953057992855136 |
---|---|
Volume | 2.3718282847398E+22 |
Space diagonal | 49764736.475014 |
Equilateral Triangle
Length = nPerimeter | 86195052 |
---|---|
Area | 3.5745617068584E+14 |
Altitude | 24882368.237507 |
Triangular Pyramid
Length = nSurface area | 3.5745617068584E+14 |
---|---|
Volume | 2.795226439916E+21 |
Height | 13544245.727539 |