12989940 (number)
12989940 is an even 8-digits composite number following 12989939 and preceding 12989941. In scientific notation, it is written as 1.2989940 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 3313024 positive integers (up to 12989940) that are relatively prime to 12989940.
Interesting facts
- 12989940 has 48 divisors, whose sum is 37957248
- The reverse of 12989940 is 04998921
- Previous prime number is 23
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | twelve million nine hundred eighty-nine thousand nine hundred forty |
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Notation
Scientific notation | 1.2989940 × 10^7 |
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Engineering notation | 1.2989940 × 10^6 |
Prime Factorization of 12989940
Prime Factorization 2 × 2 × 5 × 3 × 23 × 9413
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 6494970 | Product of the distinct prime numbers |
The prime factorization of 12989940 is 2 × 2 × 5 × 3 × 23 × 9413. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12989940)
Multiplication
n×yn×2 | 25979880 |
---|---|
n×3 | 38969820 |
n×4 | 51959760 |
n×5 | 64949700 |
Division
n÷yn÷2 | 6494970 |
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n÷3 | 4329980 |
n÷3 | 3247485 |
n÷5 | 2597988 |
Exponentiation
nyn2 | 168738541203600 |
---|---|
n3 | 2.1919035259223E+21 |
n4 | 2.8472695287519E+28 |
n5 | 3.6985860342315E+35 |
Nth Root
y√n2√n | 3604.1559344734 |
---|---|
3√n | 235.07280074333 |
4√n | 60.034622797794 |
5√n | 26.468018469109 |
Divisors of 12989940
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 | -12989939 | 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 12989940 can be divided by 48 positive divisors. The sum of these divisors (counting 12989940) is 1, the average is 0.020833333333333.
Base conversion 12989940
Base | System | Value |
---|---|---|
2 | Binary | 110001100011010111110100 |
3 | Ternary | 220102221211220 |
4 | Quaternary | 301203113310 |
5 | Quinary | 11311134230 |
6 | Senary | 1142230340 |
8 | Octal | 61432764 |
10 | Decimal | 12989940 |
12 | Duodecimal | 44253b0 |
16 | Hexadecimal | c635f4 |
20 | Vigesimal | 413eh0 |
36 | Base36 | 7qf3o |
Cryptographic Hash Functions
md5 | 1a4660cbea28ac5c8fac06880de3162f |
---|---|
sha1 | b568ea9e0cf270e8bef23513d1d714f59194ab02 |
sha256 | f9c6da998e5c2aa40cf093013ef2852636e96cb76bf6829df4810b5874cbc108 |
sha512 | 04ec2dee9118cfaebec3a72e4b3ba3a3162a37ce7a4b30f95b76f642281741cb41d2fc234b6b4dfd899c439247df237637f394465d59767dad11d4c5da3a2951 |
ripemd-160 | bdd9eceefec73fcbd99c1003c9b6dd1aa63dccb7 |
12989940 as geometric shapes
Circle
Radius = nDiameter | 25979880 |
---|---|
Circumference | 81618200.149144 |
Area | 5.3010776142269E+14 |
Sphere
Radius = nVolume | 9.18142401922E+21 |
---|---|
Surface area | 2.1204310456908E+15 |
Circumference | 81618200.149144 |
Square
Length = nPerimeter | 51959760 |
---|---|
Area | 168738541203600 |
Diagonal | 18370549.322413 |
Cube
Length = nSurface area | 1012431247221600 |
---|---|
Volume | 2.1919035259223E+21 |
Space diagonal | 22499236.067271 |
Equilateral Triangle
Length = nPerimeter | 38969820 |
---|---|
Area | 73065931639922 |
Altitude | 11249618.033636 |
Triangular Pyramid
Length = nSurface area | 73065931639922 |
---|---|
Volume | 2.5831830781439E+20 |
Height | 6123516.4408043 |