12887320 (number)
12887320 is an even 8-digits composite number following 12887319 and preceding 12887321. In scientific notation, it is written as 1.2887320 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 64 positive divisors. There are 4717440 positive integers (up to 12887320) that are relatively prime to 12887320.
Interesting facts
- 12887320 has 64 divisors, whose sum is 31564800
- The reverse of 12887320 is 02378821
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 31
- Digital Root 4
Name
Name | twelve million eight hundred eighty-seven thousand three hundred twenty |
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Notation
Scientific notation | 1.2887320 × 10^7 |
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Engineering notation | 1.2887320 × 10^6 |
Prime Factorization of 12887320
Prime Factorization 2 × 2 × 2 × 5 × 19 × 31 × 547
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 3221830 | Product of the distinct prime numbers |
The prime factorization of 12887320 is 2 × 2 × 2 × 5 × 19 × 31 × 547. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12887320)
Multiplication
n×yn×2 | 25774640 |
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n×3 | 38661960 |
n×4 | 51549280 |
n×5 | 64436600 |
Division
n÷yn÷2 | 6443660 |
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n÷3 | 4295773.3333333 |
n÷3 | 3221830 |
n÷5 | 2577464 |
Exponentiation
nyn2 | 166083016782400 |
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n3 | 2.1403649838402E+21 |
n4 | 2.7583568463543E+28 |
n5 | 3.5547827353159E+35 |
Nth Root
y√n2√n | 3589.8913632588 |
---|---|
3√n | 234.45214159961 |
4√n | 59.91570214275 |
5√n | 26.426066436249 |
Divisors of 12887320
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -12887319 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 12887320 can be divided by 64 positive divisors. The sum of these divisors (counting 12887320) is 1, the average is 0.015625.
Base conversion 12887320
Base | System | Value |
---|---|---|
2 | Binary | 110001001010010100011000 |
3 | Ternary | 220020202002011 |
4 | Quaternary | 301022110120 |
5 | Quinary | 11244343240 |
6 | Senary | 1140115304 |
8 | Octal | 61122430 |
10 | Decimal | 12887320 |
12 | Duodecimal | 4395b34 |
16 | Hexadecimal | c4a518 |
20 | Vigesimal | 40ai60 |
36 | Base36 | 7o7x4 |
Cryptographic Hash Functions
md5 | 7ba74d9faabf98e6b12639d85f21f17a |
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sha1 | db11e8f0e962e278c395c31462560868b7684ab0 |
sha256 | 145771fa9faeaa511699b8ab2bf476f26b85f69b34333166e30cf2e6bb745e5f |
sha512 | a2d15eb65778d54a8ed3c55d2ea6cc630fd266b12ecf916fc456d31af93fc5cdf1f2c672b63a55e2a13e5024e98cb005faf7383e0893eb4d9f6a32a5559a1a1f |
ripemd-160 | 9a3e444be871b08e9c2ca556027544c9d3e3fe22 |
12887320 as geometric shapes
Circle
Radius = nDiameter | 25774640 |
---|---|
Circumference | 80973419.672922 |
Area | 5.2176518540962E+14 |
Sphere
Radius = nVolume | 8.9655398789774E+21 |
---|---|
Surface area | 2.0870607416385E+15 |
Circumference | 80973419.672922 |
Square
Length = nPerimeter | 51549280 |
---|---|
Area | 166083016782400 |
Diagonal | 18225422.726642 |
Cube
Length = nSurface area | 996498100694400 |
---|---|
Volume | 2.1403649838402E+21 |
Space diagonal | 22321493.013399 |
Equilateral Triangle
Length = nPerimeter | 38661960 |
---|---|
Area | 71916055835358 |
Altitude | 11160746.506699 |
Triangular Pyramid
Length = nSurface area | 71916055835358 |
---|---|
Volume | 2.5224443238127E+20 |
Height | 6075140.9088807 |