20161380 (number)
20161380 is an even 8-digits composite number following 20161379 and preceding 20161381. In scientific notation, it is written as 2.0161380 × 10^7. The sum of its digits is 21. It has a total of 6 prime factors and 48 positive divisors. There are 5190528 positive integers (up to 20161380) that are relatively prime to 20161380.
Interesting facts
- 20161380 has 48 divisors, whose sum is 58403520
- The reverse of 20161380 is 08316102
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 21
- Digital Root 3
Name
Name | twenty million one hundred sixty-one thousand three hundred eighty |
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Notation
Scientific notation | 2.0161380 × 10^7 |
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Engineering notation | 2.0161380 × 10^6 |
Prime Factorization of 20161380
Prime Factorization 2 × 2 × 3 × 5 × 29 × 11587
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10080690 | Product of the distinct prime numbers |
The prime factorization of 20161380 is 2 × 2 × 3 × 5 × 29 × 11587. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20161380)
Multiplication
n×yn×2 | 40322760 |
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n×3 | 60484140 |
n×4 | 80645520 |
n×5 | 100806900 |
Division
n÷yn÷2 | 10080690 |
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n÷3 | 6720460 |
n÷3 | 5040345 |
n÷5 | 4032276 |
Exponentiation
nyn2 | 406481243504400 |
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n3 | 8.1952228131647E+21 |
n4 | 1.6522700132088E+29 |
n5 | 3.3312043598908E+36 |
Nth Root
y√n2√n | 4490.1425367131 |
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3√n | 272.16989458052 |
4√n | 67.008525850917 |
5√n | 28.900413132 |
Divisors of 20161380
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 | -20161379 | 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 20161380 can be divided by 48 positive divisors. The sum of these divisors (counting 20161380) is 1, the average is 0.020833333333333.
Base conversion 20161380
Base | System | Value |
---|---|---|
2 | Binary | 1001100111010001101100100 |
3 | Ternary | 1101221022012210 |
4 | Quaternary | 1030322031210 |
5 | Quinary | 20130131010 |
6 | Senary | 2000043420 |
8 | Octal | 114721544 |
10 | Decimal | 20161380 |
12 | Duodecimal | 6903570 |
16 | Hexadecimal | 133a364 |
20 | Vigesimal | 660390 |
36 | Base36 | c04mc |
Cryptographic Hash Functions
md5 | 21d835b7a5eca5d39d863719c1f8aea2 |
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sha1 | 3b157972cb0b350a28ba73378fbbc977c7520ebb |
sha256 | e4d3e58641ed8efd77f128b88e0fac3e0fc4e0fb307131435e6f3216999b599c |
sha512 | 45c4c8206f543b1fe64617ed22494b22b773f3e7d31ba4c5cd743eaeaaf9cae99015a3a2a15f6baacc9101a94b117ab8a0697315de8b8aaa7070eea4ae22994a |
ripemd-160 | 8cda0a7557c3343059832e0fe7ded1e14d49c496 |
20161380 as geometric shapes
Circle
Radius = nDiameter | 40322760 |
---|---|
Circumference | 126677686.58846 |
Area | 1.2769984884155E+15 |
Sphere
Radius = nVolume | 3.4328069045826E+22 |
---|---|
Surface area | 5.1079939536619E+15 |
Circumference | 126677686.58846 |
Square
Length = nPerimeter | 80645520 |
---|---|
Area | 406481243504400 |
Diagonal | 28512497.032158 |
Cube
Length = nSurface area | 2438887461026400 |
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Volume | 8.1952228131647E+21 |
Space diagonal | 34920534.510703 |
Equilateral Triangle
Length = nPerimeter | 60484140 |
---|---|
Area | 1.7601154151835E+14 |
Altitude | 17460267.255352 |
Triangular Pyramid
Length = nSurface area | 1.7601154151835E+14 |
---|---|
Volume | 9.6581627075391E+20 |
Height | 9504165.6773859 |