12821880 (number)
12821880 is an even 8-digits composite number following 12821879 and preceding 12821881. In scientific notation, it is written as 1.2821880 × 10^7. The sum of its digits is 30. It has a total of 7 prime factors and 64 positive divisors. There are 3359360 positive integers (up to 12821880) that are relatively prime to 12821880.
Interesting facts
- 12821880 has 64 divisors, whose sum is 39139200
- The reverse of 12821880 is 08812821
- Previous prime number is 59
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twelve million eight hundred twenty-one thousand eight hundred eighty |
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Notation
Scientific notation | 1.2821880 × 10^7 |
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Engineering notation | 1.2821880 × 10^6 |
Prime Factorization of 12821880
Prime Factorization 2 × 2 × 2 × 3 × 5 × 59 × 1811
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 3205470 | Product of the distinct prime numbers |
The prime factorization of 12821880 is 2 × 2 × 2 × 3 × 5 × 59 × 1811. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12821880)
Multiplication
n×yn×2 | 25643760 |
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n×3 | 38465640 |
n×4 | 51287520 |
n×5 | 64109400 |
Division
n÷yn÷2 | 6410940 |
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n÷3 | 4273960 |
n÷3 | 3205470 |
n÷5 | 2564376 |
Exponentiation
nyn2 | 164400606734400 |
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n3 | 2.1079248514757E+21 |
n4 | 2.7027559494639E+28 |
n5 | 3.4654412453312E+35 |
Nth Root
y√n2√n | 3580.765281333 |
---|---|
3√n | 234.05462965878 |
4√n | 59.839495998321 |
5√n | 26.399174188232 |
Divisors of 12821880
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 | -12821879 | 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 12821880 can be divided by 64 positive divisors. The sum of these divisors (counting 12821880) is 1, the average is 0.015625.
Base conversion 12821880
Base | System | Value |
---|---|---|
2 | Binary | 110000111010010101111000 |
3 | Ternary | 220010102022110 |
4 | Quaternary | 300322111320 |
5 | Quinary | 11240300010 |
6 | Senary | 1134452320 |
8 | Octal | 60722570 |
10 | Decimal | 12821880 |
12 | Duodecimal | 43640a0 |
16 | Hexadecimal | c3a578 |
20 | Vigesimal | 402ee0 |
36 | Base36 | 7mtfc |
Cryptographic Hash Functions
md5 | 48c0c221276f7078ace14ea716adb19c |
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sha1 | cbcaf0e0696a8ecaab9d31a90e615fba4569dd7b |
sha256 | 9ea705c2158dab2435bac20136c8a7c1c60cfba4d4e792774540115545936dd6 |
sha512 | c177b0c6fc97be62c37ecff0fbfb09cc23ca0ffb7482b425b9fd91406cfd6ee5f098033697e715c2ead89bb9d8d216fc5cb1f07aab2f4ae3dcba17767f70abb2 |
ripemd-160 | 89f1ef60dd3cfa09b14771de9cce349c6fbf5536 |
12821880 as geometric shapes
Circle
Radius = nDiameter | 25643760 |
---|---|
Circumference | 80562248.02642 |
Area | 5.164797383625E+14 |
Sphere
Radius = nVolume | 8.8296549702871E+21 |
---|---|
Surface area | 2.06591895345E+15 |
Circumference | 80562248.02642 |
Square
Length = nPerimeter | 51287520 |
---|---|
Area | 164400606734400 |
Diagonal | 18132876.59112 |
Cube
Length = nSurface area | 986403640406400 |
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Volume | 2.1079248514757E+21 |
Space diagonal | 22208147.608551 |
Equilateral Triangle
Length = nPerimeter | 38465640 |
---|---|
Area | 71187550914783 |
Altitude | 11104073.804276 |
Triangular Pyramid
Length = nSurface area | 71187550914783 |
---|---|
Volume | 2.4842132611835E+20 |
Height | 6044292.1970401 |