138430908 (number)
138430908 is an even 9-digits composite number following 138430907 and preceding 138430909. In scientific notation, it is written as 1.38430908 × 10^8. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 35955360 positive integers (up to 138430908) that are relatively prime to 138430908.
Interesting facts
- 138430908 has 48 divisors, whose sum is 380343040
- The reverse of 138430908 is 809034831
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 36
- Digital Root 9
Name
Name | one hundred thirty-eight million four hundred thirty thousand nine hundred eight |
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Notation
Scientific notation | 1.38430908 × 10^8 |
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Engineering notation | 1.38430908 × 10^6 |
Prime Factorization of 138430908
Prime Factorization 2 × 2 × 33 × 3 × 7 × 49939
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 69215454 | Product of the distinct prime numbers |
The prime factorization of 138430908 is 2 × 2 × 33 × 3 × 7 × 49939. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 138430908)
Multiplication
n×yn×2 | 276861816 |
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n×3 | 415292724 |
n×4 | 553723632 |
n×5 | 692154540 |
Division
n÷yn÷2 | 69215454 |
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n÷3 | 46143636 |
n÷3 | 34607727 |
n÷5 | 27686181.6 |
Exponentiation
nyn2 | 19163116289704464 |
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n3 | 2.6527675880934E+24 |
n4 | 3.6722502593274E+32 |
n5 | 5.0835293780192E+40 |
Nth Root
y√n2√n | 11765.666491959 |
---|---|
3√n | 517.30223627305 |
4√n | 108.46965701042 |
5√n | 42.486075203905 |
Divisors of 138430908
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 | -138430907 | 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 138430908 can be divided by 48 positive divisors. The sum of these divisors (counting 138430908) is 1, the average is 0.020833333333333.
Base conversion 138430908
Base | System | Value |
---|---|---|
2 | Binary | 1000010000000100100110111100 |
3 | Ternary | 100122111000111200 |
4 | Quaternary | 20100010212330 |
5 | Quinary | 240414242113 |
6 | Senary | 21423015500 |
8 | Octal | 1020044674 |
10 | Decimal | 138430908 |
12 | Duodecimal | 3a43a590 |
16 | Hexadecimal | 84049bc |
20 | Vigesimal | 2353h58 |
36 | Base36 | 2af1z0 |
Cryptographic Hash Functions
md5 | 5d8a9b4573f3bbc9967a57f47fd14275 |
---|---|
sha1 | a3aacff6269474612ef891ac59c26260401f6759 |
sha256 | 4dab7ad77fb4d122ecd0e990aa68bb15f11b897693e1d5d34694c86864152c10 |
sha512 | dc155468d4344a45aba4074fa54b745b31b0ff062ca6ec566be3e8c13c76f4acdae57d0d8ba2bce7148df383eac73eddba4856a0d0bc0152603d341a1a6daa94 |
ripemd-160 | 55f6cf406b9043dbdbdb11c3c2d70cbf3a6c752c |
138430908 as geometric shapes
Circle
Radius = nDiameter | 276861816 |
---|---|
Circumference | 869787047.20513 |
Area | 6.0202705355622E+16 |
Sphere
Radius = nVolume | 1.111188688858E+25 |
---|---|
Surface area | 2.4081082142249E+17 |
Circumference | 869787047.20513 |
Square
Length = nPerimeter | 553723632 |
---|---|
Area | 19163116289704464 |
Diagonal | 195770867.54522 |
Cube
Length = nSurface area | 114978697738226784 |
---|---|
Volume | 2.6527675880934E+24 |
Space diagonal | 239769365.99389 |
Equilateral Triangle
Length = nPerimeter | 415292724 |
---|---|
Area | 8.2978727612797E+15 |
Altitude | 119884682.99695 |
Triangular Pyramid
Length = nSurface area | 8.2978727612797E+15 |
---|---|
Volume | 3.1263165840879E+23 |
Height | 65256955.848407 |