31128368 (number)
31128368 is an even 8-digits composite number following 31128367 and preceding 31128369. In scientific notation, it is written as 3.1128368 × 10^7. The sum of its digits is 32. It has a total of 7 prime factors and 40 positive divisors. There are 14805504 positive integers (up to 31128368) that are relatively prime to 31128368.
Interesting facts
- 31128368 has 40 divisors, whose sum is 63314400
- The reverse of 31128368 is 86382113
- Previous prime number is 73
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 32
- Digital Root 5
Name
Name | thirty-one million one hundred twenty-eight thousand three hundred sixty-eight |
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Notation
Scientific notation | 3.1128368 × 10^7 |
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Engineering notation | 3.1128368 × 10^6 |
Prime Factorization of 31128368
Prime Factorization 2 × 2 × 2 × 2 × 29 × 73 × 919
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 3891046 | Product of the distinct prime numbers |
The prime factorization of 31128368 is 2 × 2 × 2 × 2 × 29 × 73 × 919. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 31128368)
Multiplication
n×yn×2 | 62256736 |
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n×3 | 93385104 |
n×4 | 124513472 |
n×5 | 155641840 |
Division
n÷yn÷2 | 15564184 |
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n÷3 | 10376122.666667 |
n÷3 | 7782092 |
n÷5 | 6225673.6 |
Exponentiation
nyn2 | 968975294343424 |
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n3 | 3.016261954523E+22 |
n4 | 9.3891312104793E+29 |
n5 | 2.9226833152008E+37 |
Nth Root
y√n2√n | 5579.2802403177 |
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3√n | 314.57107321585 |
4√n | 74.694579725156 |
5√n | 31.523270626764 |
Divisors of 31128368
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 | -31128367 | 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 31128368 can be divided by 40 positive divisors. The sum of these divisors (counting 31128368) is 1, the average is 0.025.
Base conversion 31128368
Base | System | Value |
---|---|---|
2 | Binary | 1110110101111101100110000 |
3 | Ternary | 2011120111002112 |
4 | Quaternary | 1312233230300 |
5 | Quinary | 30432101433 |
6 | Senary | 3031104452 |
8 | Octal | 166575460 |
10 | Decimal | 31128368 |
12 | Duodecimal | a512128 |
16 | Hexadecimal | 1dafb30 |
20 | Vigesimal | 9eb0i8 |
36 | Base36 | ij6sw |
Cryptographic Hash Functions
md5 | 299d32804d7b7e339b6162091f3ca56e |
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sha1 | fa5c5661e8a4aebdd00b5985ce2c0a4d6da8a8d8 |
sha256 | ad149d1a04500fb4d182c3a60478d2e0a303e06e521403be1aaeb05fee48bc8f |
sha512 | bc4b755ffb3ab7ccd0e0c43920b1696d67283cc53ff0fa183a32a38da0e3bf4f8056c38fcb74210f17afe34f54d598816e9779d330aabfd648d44228cb245548 |
ripemd-160 | f2d2ac688f1ae627e4129343bd6ebe4c2c3d68ab |
31128368 as geometric shapes
Circle
Radius = nDiameter | 62256736 |
---|---|
Circumference | 195585304.45408 |
Area | 3.0441256662193E+15 |
Sphere
Radius = nVolume | 1.2634488530176E+23 |
---|---|
Surface area | 1.2176502664877E+16 |
Circumference | 195585304.45408 |
Square
Length = nPerimeter | 124513472 |
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Area | 968975294343424 |
Diagonal | 44022160.200141 |
Cube
Length = nSurface area | 5813851766060544 |
---|---|
Volume | 3.016261954523E+22 |
Space diagonal | 53915914.932701 |
Equilateral Triangle
Length = nPerimeter | 93385104 |
---|---|
Area | 4.1957861027045E+14 |
Altitude | 26957957.466351 |
Triangular Pyramid
Length = nSurface area | 4.1957861027045E+14 |
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Volume | 3.5546988031304E+21 |
Height | 14674053.400047 |