28431312 (number)
28431312 is an even 8-digits composite number following 28431311 and preceding 28431313. In scientific notation, it is written as 2.8431312 × 10^7. The sum of its digits is 24. It has a total of 9 prime factors and 160 positive divisors. There are 7147008 positive integers (up to 28431312) that are relatively prime to 28431312.
Interesting facts
- 28431312 has 160 divisors, whose sum is 94660608
- The reverse of 28431312 is 21313482
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 24
- Digital Root 6
Name
Name | twenty-eight million four hundred thirty-one thousand three hundred twelve |
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Notation
Scientific notation | 2.8431312 × 10^7 |
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Engineering notation | 2.8431312 × 10^6 |
Prime Factorization of 28431312
Prime Factorization 2 × 2 × 2 × 2 × 7 × 3 × 23 × 13 × 283
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 3553914 | Product of the distinct prime numbers |
The prime factorization of 28431312 is 2 × 2 × 2 × 2 × 7 × 3 × 23 × 13 × 283. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28431312)
Multiplication
n×yn×2 | 56862624 |
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n×3 | 85293936 |
n×4 | 113725248 |
n×5 | 142156560 |
Division
n÷yn÷2 | 14215656 |
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n÷3 | 9477104 |
n÷3 | 7107828 |
n÷5 | 5686262.4 |
Exponentiation
nyn2 | 808339502041344 |
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n3 | 2.2982152584462E+22 |
n4 | 6.5341275056045E+29 |
n5 | 1.8577381775962E+37 |
Nth Root
y√n2√n | 5332.1020245303 |
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3√n | 305.2101463154 |
4√n | 73.021243652312 |
5√n | 30.957036572551 |
Divisors of 28431312
160 divisors
τ | Total Divisors | 160 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28431311 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.00625 | 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 | 160 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28431312 can be divided by 160 positive divisors. The sum of these divisors (counting 28431312) is 1, the average is 0.00625.
Base conversion 28431312
Base | System | Value |
---|---|---|
2 | Binary | 1101100011101001111010000 |
3 | Ternary | 1222111110102120 |
4 | Quaternary | 1230131033100 |
5 | Quinary | 24234300222 |
6 | Senary | 2453214240 |
8 | Octal | 154351720 |
10 | Decimal | 28431312 |
12 | Duodecimal | 9631380 |
16 | Hexadecimal | 1b1d3d0 |
20 | Vigesimal | 8hdi5c |
36 | Base36 | gxdqo |
Cryptographic Hash Functions
md5 | 05d7db19bc0b1e391f345af94bb6cc6a |
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sha1 | 054ec297c915556f0d20ca67f62367aa72d1b6f0 |
sha256 | 3d9484280b06fdeb7ba1dd22c19f59efed4086d4ceff4a44612a58230343bb6f |
sha512 | be6660cbd83c49cb3a2e1755d6632bd9fc46b01efa6ce36864c49bb9a19bfd6b505b8d11c258e3329654082225e005cbc57b9884138f400261ad269e5045afb5 |
ripemd-160 | 9f4d5dc1b55e0c832b18214585d16c0ba9be6ae3 |
28431312 as geometric shapes
Circle
Radius = nDiameter | 56862624 |
---|---|
Circumference | 178639201.82224 |
Area | 2.5394734412195E+15 |
Sphere
Radius = nVolume | 9.6267415630701E+22 |
---|---|
Surface area | 1.0157893764878E+16 |
Circumference | 178639201.82224 |
Square
Length = nPerimeter | 113725248 |
---|---|
Area | 808339502041344 |
Diagonal | 40207947.026461 |
Cube
Length = nSurface area | 4850037012248064 |
---|---|
Volume | 2.2982152584462E+22 |
Space diagonal | 49244476.909843 |
Equilateral Triangle
Length = nPerimeter | 85293936 |
---|---|
Area | 3.5002127182513E+14 |
Altitude | 24622238.454921 |
Triangular Pyramid
Length = nSurface area | 3.5002127182513E+14 |
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Volume | 2.7084726564562E+21 |
Height | 13402649.00882 |