20121570 (number)
20121570 is an even 8-digits composite number following 20121569 and preceding 20121571. In scientific notation, it is written as 2.0121570 × 10^7. The sum of its digits is 18. It has a total of 6 prime factors and 48 positive divisors. There are 4250880 positive integers (up to 20121570) that are relatively prime to 20121570.
Interesting facts
- 20121570 has 48 divisors, whose sum is 38374656
- The reverse of 20121570 is 07512102
- Previous prime number is 41
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 18
- Digital Root 9
Name
Name | twenty million one hundred twenty-one thousand five hundred seventy |
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Notation
Scientific notation | 2.0121570 × 10^7 |
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Engineering notation | 2.0121570 × 10^6 |
Prime Factorization of 20121570
Prime Factorization 2 × 57 × 15 × 7 × 41 × 41
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 490770 | Product of the distinct prime numbers |
The prime factorization of 20121570 is 2 × 57 × 15 × 7 × 41 × 41. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20121570)
Multiplication
n×yn×2 | 40243140 |
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n×3 | 60364710 |
n×4 | 80486280 |
n×5 | 100607850 |
Division
n÷yn÷2 | 10060785 |
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n÷3 | 6707190 |
n÷3 | 5030392.5 |
n÷5 | 4024314 |
Exponentiation
nyn2 | 404877579264900 |
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n3 | 8.1467725526092E+21 |
n4 | 1.6392585419141E+29 |
n5 | 3.2984455499222E+36 |
Nth Root
y√n2√n | 4485.7073020874 |
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3√n | 271.99063729306 |
4√n | 66.975423119883 |
5√n | 28.888990945217 |
Divisors of 20121570
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 | -20121569 | 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 20121570 can be divided by 48 positive divisors. The sum of these divisors (counting 20121570) is 1, the average is 0.020833333333333.
Base conversion 20121570
Base | System | Value |
---|---|---|
2 | Binary | 1001100110000011111100010 |
3 | Ternary | 1101212021121100 |
4 | Quaternary | 1030300133202 |
5 | Quinary | 20122342240 |
6 | Senary | 1555135230 |
8 | Octal | 114603742 |
10 | Decimal | 20121570 |
12 | Duodecimal | 68a4516 |
16 | Hexadecimal | 13307e2 |
20 | Vigesimal | 65f3ia |
36 | Base36 | bz9wi |
Cryptographic Hash Functions
md5 | 872683769d8b1e5d957e38ab9691a72d |
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sha1 | 84befadb6b1ea3f6a4445612266b446c142fb01f |
sha256 | 8cd7b9e526e2535595d0cb9c83e6c0dcd216f66c86ebbdb84ea04ac130ec7355 |
sha512 | 5ebbc3fdd8fad64c33935153892d1fb65ec40b0e0094dd04c987b245c28fd8f99ab61cec4310e4a78b5263a931de7f985ef56d03b87e6a2bf1f8821f2a4132bf |
ripemd-160 | 413e026c514c239440c02a3a6ea571cf357c6af2 |
20121570 as geometric shapes
Circle
Radius = nDiameter | 40243140 |
---|---|
Circumference | 126427552.98139 |
Area | 1.2719604286218E+15 |
Sphere
Radius = nVolume | 3.4125121068992E+22 |
---|---|
Surface area | 5.0878417144873E+15 |
Circumference | 126427552.98139 |
Square
Length = nPerimeter | 80486280 |
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Area | 404877579264900 |
Diagonal | 28456197.19024 |
Cube
Length = nSurface area | 2429265475589400 |
---|---|
Volume | 8.1467725526092E+21 |
Space diagonal | 34851581.568054 |
Equilateral Triangle
Length = nPerimeter | 60364710 |
---|---|
Area | 1.7531713453308E+14 |
Altitude | 17425790.784027 |
Triangular Pyramid
Length = nSurface area | 1.7531713453308E+14 |
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Volume | 9.6010635278907E+20 |
Height | 9485399.0634132 |