12989970 (number)
12989970 is an even 8-digits composite number following 12989969 and preceding 12989971. In scientific notation, it is written as 1.2989970 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 64 positive divisors. There are 2830464 positive integers (up to 12989970) that are relatively prime to 12989970.
Interesting facts
- 12989970 has 64 divisors, whose sum is 25344000
- The reverse of 12989970 is 07998921
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | twelve million nine hundred eighty-nine thousand nine hundred seventy |
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Notation
Scientific notation | 1.2989970 × 10^7 |
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Engineering notation | 1.2989970 × 10^6 |
Prime Factorization of 12989970
Prime Factorization 2 × 21 × 15 × 9 × 29 × 79
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 12989970 | Product of the distinct prime numbers |
The prime factorization of 12989970 is 2 × 21 × 15 × 9 × 29 × 79. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 12989970)
Multiplication
n×yn×2 | 25979940 |
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n×3 | 38969910 |
n×4 | 51959880 |
n×5 | 64949850 |
Division
n÷yn÷2 | 6494985 |
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n÷3 | 4329990 |
n÷3 | 3247492.5 |
n÷5 | 2597994 |
Exponentiation
nyn2 | 168739320600900 |
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n3 | 2.1919187124261E+21 |
n4 | 2.8472958316853E+28 |
n5 | 3.6986287434718E+35 |
Nth Root
y√n2√n | 3604.1600963331 |
---|---|
3√n | 235.07298170846 |
4√n | 60.034657459947 |
5√n | 26.468030694567 |
Divisors of 12989970
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 | -12989969 | 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 12989970 can be divided by 64 positive divisors. The sum of these divisors (counting 12989970) is 1, the average is 0.015625.
Base conversion 12989970
Base | System | Value |
---|---|---|
2 | Binary | 110001100011011000010010 |
3 | Ternary | 220102221220000 |
4 | Quaternary | 301203120102 |
5 | Quinary | 11311134340 |
6 | Senary | 1142230430 |
8 | Octal | 61433022 |
10 | Decimal | 12989970 |
12 | Duodecimal | 4425416 |
16 | Hexadecimal | c63612 |
20 | Vigesimal | 413eia |
36 | Base36 | 7qf4i |
Cryptographic Hash Functions
md5 | 3b347e083814b9706e51b2b38666b617 |
---|---|
sha1 | 4b4be340da429934644b4888c08cc8ebe21f01aa |
sha256 | 794513a7bf1cec2186a2a3f8e1a21a4607c08675a202775204126fb4175943f2 |
sha512 | ac17f4d7163d6d290f1e4a1a27113299cde0b52a63d7af15b08d004ddf050e8325ab92ade3121f19a1c21d9d5f4c4140488d71a5b5057a9c60645516f2b3c175 |
ripemd-160 | fc2f1326ba363345320215ad21744ea514faccc1 |
12989970 as geometric shapes
Circle
Radius = nDiameter | 25979940 |
---|---|
Circumference | 81618388.644704 |
Area | 5.3011020997152E+14 |
Sphere
Radius = nVolume | 9.1814876322983E+21 |
---|---|
Surface area | 2.1204408398861E+15 |
Circumference | 81618388.644704 |
Square
Length = nPerimeter | 51959880 |
---|---|
Area | 168739320600900 |
Diagonal | 18370591.74882 |
Cube
Length = nSurface area | 1012435923605400 |
---|---|
Volume | 2.1919187124261E+21 |
Space diagonal | 22499288.028795 |
Equilateral Triangle
Length = nPerimeter | 38969910 |
---|---|
Area | 73066269128853 |
Altitude | 11249644.014398 |
Triangular Pyramid
Length = nSurface area | 73066269128853 |
---|---|
Volume | 2.5832009756103E+20 |
Height | 6123530.5829399 |