28667968 (number)
28667968 is an even 8-digits composite number following 28667967 and preceding 28667969. In scientific notation, it is written as 2.8667968 × 10^7. The sum of its digits is 52. It has a total of 9 prime factors and 56 positive divisors. There are 12131328 positive integers (up to 28667968) that are relatively prime to 28667968.
Interesting facts
- 28667968 has 56 divisors, whose sum is 65836800
- The reverse of 28667968 is 86976682
- Previous prime number is 89
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 52
- Digital Root 7
Name
Name | twenty-eight million six hundred sixty-seven thousand nine hundred sixty-eight |
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Notation
Scientific notation | 2.8667968 × 10^7 |
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Engineering notation | 2.8667968 × 10^6 |
Prime Factorization of 28667968
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 89 × 719
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 895874 | Product of the distinct prime numbers |
The prime factorization of 28667968 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 89 × 719. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28667968)
Multiplication
n×yn×2 | 57335936 |
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n×3 | 86003904 |
n×4 | 114671872 |
n×5 | 143339840 |
Division
n÷yn÷2 | 14333984 |
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n÷3 | 9555989.3333333 |
n÷3 | 7166992 |
n÷5 | 5733593.6 |
Exponentiation
nyn2 | 821852389249024 |
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n3 | 2.3560837995715E+22 |
n4 | 6.7544134971433E+29 |
n5 | 1.9363530999487E+37 |
Nth Root
y√n2√n | 5354.247659569 |
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3√n | 306.05464158714 |
4√n | 73.172724833568 |
5√n | 31.008401750476 |
Divisors of 28667968
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28667967 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28667968 can be divided by 56 positive divisors. The sum of these divisors (counting 28667968) is 1, the average is 0.017857142857143.
Base conversion 28667968
Base | System | Value |
---|---|---|
2 | Binary | 1101101010111000001000000 |
3 | Ternary | 1222221111001121 |
4 | Quaternary | 1231113001000 |
5 | Quinary | 24314333333 |
6 | Senary | 2502242024 |
8 | Octal | 155270100 |
10 | Decimal | 28667968 |
12 | Duodecimal | 9726314 |
16 | Hexadecimal | 1b57040 |
20 | Vigesimal | 8j39i8 |
36 | Base36 | h2gcg |
Cryptographic Hash Functions
md5 | 0e2d0848abfcc9aa5e0dec9b3e165eaa |
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sha1 | 1c09567df0b25e92ce497b554dc577e7a00c1c54 |
sha256 | edf739e77612847d61dee18af189bdc76e6b0aab09b23110e7938fb8d5c8be20 |
sha512 | f354b4bd1b75679ca898ac83f90bce98c917b9805b4c7d906d5a3b97ee8f61f85f9629410d6565528e6e3355394d5fed7abd83e2682a3ed9342e60a526cec52e |
ripemd-160 | 7d11b8784269f65478bc9a793c678b59da5774e3 |
28667968 as geometric shapes
Circle
Radius = nDiameter | 57335936 |
---|---|
Circumference | 180126155.32429 |
Area | 2.5819254284E+15 |
Sphere
Radius = nVolume | 9.8691407413008E+22 |
---|---|
Surface area | 1.03277017136E+16 |
Circumference | 180126155.32429 |
Square
Length = nPerimeter | 114671872 |
---|---|
Area | 821852389249024 |
Diagonal | 40542629.151278 |
Cube
Length = nSurface area | 4931114335494144 |
---|---|
Volume | 2.3560837995715E+22 |
Space diagonal | 49654377.125759 |
Equilateral Triangle
Length = nPerimeter | 86003904 |
---|---|
Area | 3.558725236253E+14 |
Altitude | 24827188.562879 |
Triangular Pyramid
Length = nSurface area | 3.558725236253E+14 |
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Volume | 2.7766713862012E+21 |
Height | 13514209.717093 |