131991444 (number)
131991444 is an even 9-digits composite number following 131991443 and preceding 131991445. In scientific notation, it is written as 1.31991444 × 10^8. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 40611456 positive integers (up to 131991444) that are relatively prime to 131991444.
Interesting facts
- 131991444 has 48 divisors, whose sum is 343965888
- The reverse of 131991444 is 444199131
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 36
- Digital Root 9
Name
Name | one hundred thirty-one million nine hundred ninety-one thousand four hundred forty-four |
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Notation
Scientific notation | 1.31991444 × 10^8 |
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Engineering notation | 1.31991444 × 10^6 |
Prime Factorization of 131991444
Prime Factorization 2 × 2 × 13 × 27 × 3 × 31337
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 65995722 | Product of the distinct prime numbers |
The prime factorization of 131991444 is 2 × 2 × 13 × 27 × 3 × 31337. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 131991444)
Multiplication
n×yn×2 | 263982888 |
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n×3 | 395974332 |
n×4 | 527965776 |
n×5 | 659957220 |
Division
n÷yn÷2 | 65995722 |
---|---|
n÷3 | 43997148 |
n÷3 | 32997861 |
n÷5 | 26398288.8 |
Exponentiation
nyn2 | 17421741289205136 |
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n3 | 2.2995207897566E+24 |
n4 | 3.03517069548E+32 |
n5 | 4.0061656288288E+40 |
Nth Root
y√n2√n | 11488.752934936 |
---|---|
3√n | 509.15333569273 |
4√n | 107.18560040852 |
5√n | 42.083238753936 |
Divisors of 131991444
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 | -131991443 | 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 131991444 can be divided by 48 positive divisors. The sum of these divisors (counting 131991444) is 1, the average is 0.020833333333333.
Base conversion 131991444
Base | System | Value |
---|---|---|
2 | Binary | 111110111100000011110010100 |
3 | Ternary | 100012100212020000 |
4 | Quaternary | 13313200132110 |
5 | Quinary | 232242211234 |
6 | Senary | 21033011300 |
8 | Octal | 767403624 |
10 | Decimal | 131991444 |
12 | Duodecimal | 38253b30 |
16 | Hexadecimal | 7de0794 |
20 | Vigesimal | 214iic4 |
36 | Base36 | 26l190 |
Cryptographic Hash Functions
md5 | a1df44953796739ca8427db099de5f52 |
---|---|
sha1 | 35273dce98d2114b5fdc6acd4e9dbabcc1d0da62 |
sha256 | 543c2d1a7142218c3a0e3dd392340e6168303cdd9e33ed62af7334cbbd885529 |
sha512 | 7f74c46fb20c6d581cc7154bceb21a1fa29e6350079b9250df96429984baf662c3ed65273a7849af0db58ced3a269262145486843e9d453525b7c525f9b8b2ca |
ripemd-160 | 80899e5a154b7ab5540c241a58cea409330646aa |
131991444 as geometric shapes
Circle
Radius = nDiameter | 263982888 |
---|---|
Circumference | 829326701.61422 |
Area | 5.4732014446909E+16 |
Sphere
Radius = nVolume | 9.6322101598351E+24 |
---|---|
Surface area | 2.1892805778764E+17 |
Circumference | 829326701.61422 |
Square
Length = nPerimeter | 527965776 |
---|---|
Area | 17421741289205136 |
Diagonal | 186664090.22201 |
Cube
Length = nSurface area | 104530447735230816 |
---|---|
Volume | 2.2995207897566E+24 |
Space diagonal | 228615887.17238 |
Equilateral Triangle
Length = nPerimeter | 395974332 |
---|---|
Area | 7.543835267306E+15 |
Altitude | 114307943.58619 |
Triangular Pyramid
Length = nSurface area | 7.543835267306E+15 |
---|---|
Volume | 2.7100112398606E+23 |
Height | 62221363.407336 |