138889168 (number)
138889168 is an even 9-digits composite number following 138889167 and preceding 138889169. In scientific notation, it is written as 1.38889168 × 10^8. The sum of its digits is 52. It has a total of 7 prime factors and 40 positive divisors. There are 62979840 positive integers (up to 138889168) that are relatively prime to 138889168.
Interesting facts
- 138889168 has 40 divisors, whose sum is 294266880
- The reverse of 138889168 is 861988831
- Previous prime number is 617
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 52
- Digital Root 7
Name
Name | one hundred thirty-eight million eight hundred eighty-nine thousand one hundred sixty-eight |
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Notation
Scientific notation | 1.38889168 × 10^8 |
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Engineering notation | 1.38889168 × 10^6 |
Prime Factorization of 138889168
Prime Factorization 2 × 2 × 2 × 2 × 11 × 617 × 1279
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 17361146 | Product of the distinct prime numbers |
The prime factorization of 138889168 is 2 × 2 × 2 × 2 × 11 × 617 × 1279. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 138889168)
Multiplication
n×yn×2 | 277778336 |
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n×3 | 416667504 |
n×4 | 555556672 |
n×5 | 694445840 |
Division
n÷yn÷2 | 69444584 |
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n÷3 | 46296389.333333 |
n÷3 | 34722292 |
n÷5 | 27777833.6 |
Exponentiation
nyn2 | 19290200987732224 |
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n3 | 2.6791999657389E+24 |
n4 | 3.7211185414711E+32 |
n5 | 5.1682305825429E+40 |
Nth Root
y√n2√n | 11785.124861451 |
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3√n | 517.87243123066 |
4√n | 108.55931494557 |
5√n | 42.514167108133 |
Divisors of 138889168
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 | -138889167 | 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 138889168 can be divided by 40 positive divisors. The sum of these divisors (counting 138889168) is 1, the average is 0.025.
Base conversion 138889168
Base | System | Value |
---|---|---|
2 | Binary | 1000010001110100011111010000 |
3 | Ternary | 100200100022010021 |
4 | Quaternary | 20101310133100 |
5 | Quinary | 241023423133 |
6 | Senary | 21440513224 |
8 | Octal | 1021643720 |
10 | Decimal | 138889168 |
12 | Duodecimal | 3a61b814 |
16 | Hexadecimal | 84747d0 |
20 | Vigesimal | 23812i8 |
36 | Base36 | 2aovkg |
Cryptographic Hash Functions
md5 | b45e27b1a5e4f6729f1779af72021ae7 |
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sha1 | 03ec840ff58632448736997fc4c529cb04b6b530 |
sha256 | 3a90c1c0e30f4429e95979cfb83c045ff3077b0ef76c0e017a61740f54df22e0 |
sha512 | 698b0856d8c4b1be820d5f756d6b1374bafbc548c930e3840d7b8caec87630e82fb5a391b11db5a668e3600e45fb65694e850b4f107f9e9d2ba5156d1276efe3 |
ripemd-160 | 70101d8b22250ddcfd1fbaa9b1b26cabfac43d7f |
138889168 as geometric shapes
Circle
Radius = nDiameter | 277778336 |
---|---|
Circumference | 872666379.704 |
Area | 6.060195370933E+16 |
Sphere
Radius = nVolume | 1.1222606573151E+25 |
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Surface area | 2.4240781483732E+17 |
Circumference | 872666379.704 |
Square
Length = nPerimeter | 555556672 |
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Area | 19290200987732224 |
Diagonal | 196418945.05232 |
Cube
Length = nSurface area | 115741205926393344 |
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Volume | 2.6791999657389E+24 |
Space diagonal | 240563095.59697 |
Equilateral Triangle
Length = nPerimeter | 416667504 |
---|---|
Area | 8.3529020497419E+15 |
Altitude | 120281547.79848 |
Triangular Pyramid
Length = nSurface area | 8.3529020497419E+15 |
---|---|
Volume | 3.1574674398812E+23 |
Height | 65472981.684105 |