12821490 (number)
12821490 is an even 8-digits composite number following 12821489 and preceding 12821491. In scientific notation, it is written as 1.2821490 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 48 positive divisors. There are 3106080 positive integers (up to 12821490) that are relatively prime to 12821490.
Interesting facts
- 12821490 has 48 divisors, whose sum is 28304640
- The reverse of 12821490 is 09412821
- Previous prime number is 9
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twelve million eight hundred twenty-one thousand four hundred ninety |
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Notation
Scientific notation | 1.2821490 × 10^7 |
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Engineering notation | 1.2821490 × 10^6 |
Prime Factorization of 12821490
Prime Factorization 2 × 5 × 11 × 9 × 9 × 1439
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 1424610 | Product of the distinct prime numbers |
The prime factorization of 12821490 is 2 × 5 × 11 × 9 × 9 × 1439. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12821490)
Multiplication
n×yn×2 | 25642980 |
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n×3 | 38464470 |
n×4 | 51285960 |
n×5 | 64107450 |
Division
n÷yn÷2 | 6410745 |
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n÷3 | 4273830 |
n÷3 | 3205372.5 |
n÷5 | 2564298 |
Exponentiation
nyn2 | 164390605820100 |
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n3 | 2.1077325086164E+21 |
n4 | 2.7024271281899E+28 |
n5 | 3.4649142399816E+35 |
Nth Root
y√n2√n | 3580.7108232863 |
---|---|
3√n | 234.05225657384 |
4√n | 59.839040962288 |
5√n | 26.399013590828 |
Divisors of 12821490
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 | -12821489 | 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 12821490 can be divided by 48 positive divisors. The sum of these divisors (counting 12821490) is 1, the average is 0.020833333333333.
Base conversion 12821490
Base | System | Value |
---|---|---|
2 | Binary | 110000111010001111110010 |
3 | Ternary | 220010101210000 |
4 | Quaternary | 300322033302 |
5 | Quinary | 11240241430 |
6 | Senary | 1134450430 |
8 | Octal | 60721762 |
10 | Decimal | 12821490 |
12 | Duodecimal | 4363a16 |
16 | Hexadecimal | c3a3f2 |
20 | Vigesimal | 402dea |
36 | Base36 | 7mt4i |
Cryptographic Hash Functions
md5 | 941b2270e4e5fd54a65685a7798e075b |
---|---|
sha1 | 69bf153f5804efa5608b7e34a6513ab402d6f8e9 |
sha256 | ace42d5f78e9e34e2392d8a146b922539a626962f79260b62ee3c32963547503 |
sha512 | 21d3966604aefe69ea001e9fd464e59a61444d54861c317fffb3a757cf79d46405ead67a144a4c34646fd5a39822d2b4b74bef41c43d3ef4e804c5c5e98c6445 |
ripemd-160 | eb8b129a43ab14ddfd6cbd4cc78d50fa135236bc |
12821490 as geometric shapes
Circle
Radius = nDiameter | 25642980 |
---|---|
Circumference | 80559797.58415 |
Area | 5.164483195636E+14 |
Sphere
Radius = nVolume | 8.828849286402E+21 |
---|---|
Surface area | 2.0657932782544E+15 |
Circumference | 80559797.58415 |
Square
Length = nPerimeter | 51285960 |
---|---|
Area | 164390605820100 |
Diagonal | 18132325.047831 |
Cube
Length = nSurface area | 986343634920600 |
---|---|
Volume | 2.1077325086164E+21 |
Space diagonal | 22207472.108736 |
Equilateral Triangle
Length = nPerimeter | 38464470 |
---|---|
Area | 71183220391860 |
Altitude | 11103736.054368 |
Triangular Pyramid
Length = nSurface area | 71183220391860 |
---|---|
Volume | 2.4839865829499E+20 |
Height | 6044108.349277 |