20121480 (number)
20121480 is an even 8-digits composite number following 20121479 and preceding 20121481. In scientific notation, it is written as 2.0121480 × 10^7. The sum of its digits is 18. It has a total of 7 prime factors and 64 positive divisors. There are 5184000 positive integers (up to 20121480) that are relatively prime to 20121480.
Interesting facts
- 20121480 has 64 divisors, whose sum is 46233600
- The reverse of 20121480 is 08412102
- Previous prime number is 31
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 four hundred eighty |
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Notation
Scientific notation | 2.0121480 × 10^7 |
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Engineering notation | 2.0121480 × 10^6 |
Prime Factorization of 20121480
Prime Factorization 2 × 2 × 2 × 15 × 9 × 31 × 601
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5030370 | Product of the distinct prime numbers |
The prime factorization of 20121480 is 2 × 2 × 2 × 15 × 9 × 31 × 601. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20121480)
Multiplication
n×yn×2 | 40242960 |
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n×3 | 60364440 |
n×4 | 80485920 |
n×5 | 100607400 |
Division
n÷yn÷2 | 10060740 |
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n÷3 | 6707160 |
n÷3 | 5030370 |
n÷5 | 4024296 |
Exponentiation
nyn2 | 404873957390400 |
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n3 | 8.1466632361518E+21 |
n4 | 1.6392292137296E+29 |
n5 | 3.2983717839477E+36 |
Nth Root
y√n2√n | 4485.6972702134 |
---|---|
3√n | 271.99023177146 |
4√n | 66.975348227638 |
5√n | 28.888965102166 |
Divisors of 20121480
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 | -20121479 | 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 20121480 can be divided by 64 positive divisors. The sum of these divisors (counting 20121480) is 1, the average is 0.015625.
Base conversion 20121480
Base | System | Value |
---|---|---|
2 | Binary | 1001100110000011110001000 |
3 | Ternary | 1101212021111000 |
4 | Quaternary | 1030300132020 |
5 | Quinary | 20122341410 |
6 | Senary | 1555135000 |
8 | Octal | 114603610 |
10 | Decimal | 20121480 |
12 | Duodecimal | 68a4460 |
16 | Hexadecimal | 1330788 |
20 | Vigesimal | 65f3e0 |
36 | Base36 | bz9u0 |
Cryptographic Hash Functions
md5 | 3ae1a701b8f33d38dc99edeb485e9218 |
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sha1 | a783bccfe13aa8bdb54cb886bfa7aeef6656ad33 |
sha256 | bbd6edbba3bf6fcade996eeae4fe96a0a2f9796cc267474910f21c0b0addd1eb |
sha512 | 8a162bc33100f4eec8f81d0e50874ded11426ea58f7a5c22dd89c98eda80da4f20f75f36fd9c675e340591ddb396258a00d833cc4e9b5d77c11c9c6738d861df |
ripemd-160 | 89d9d4b5d0d0585a8aa76b21f8b9636887cdf52f |
20121480 as geometric shapes
Circle
Radius = nDiameter | 40242960 |
---|---|
Circumference | 126426987.49471 |
Area | 1.2719490501675E+15 |
Sphere
Radius = nVolume | 3.4124663165286E+22 |
---|---|
Surface area | 5.08779620067E+15 |
Circumference | 126426987.49471 |
Square
Length = nPerimeter | 80485920 |
---|---|
Area | 404873957390400 |
Diagonal | 28456069.911019 |
Cube
Length = nSurface area | 2429243744342400 |
---|---|
Volume | 8.1466632361518E+21 |
Space diagonal | 34851425.683481 |
Equilateral Triangle
Length = nPerimeter | 60364440 |
---|---|
Area | 1.7531556621541E+14 |
Altitude | 17425712.841741 |
Triangular Pyramid
Length = nSurface area | 1.7531556621541E+14 |
---|---|
Volume | 9.6009346972101E+20 |
Height | 9485356.6370063 |