820161264 (number)
820161264 is an even 9-digits composite number following 820161263 and preceding 820161265. In scientific notation, it is written as 8.20161264 × 10^8. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 252357120 positive integers (up to 820161264) that are relatively prime to 820161264.
Interesting facts
- 820161264 has 40 divisors, whose sum is 2281732432
- The reverse of 820161264 is 462161028
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 30
- Digital Root 3
Name
Name | eight hundred twenty million one hundred sixty-one thousand two hundred sixty-four |
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Notation
Scientific notation | 8.20161264 × 10^8 |
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Engineering notation | 8.20161264 × 10^6 |
Prime Factorization of 820161264
Prime Factorization 2 × 2 × 2 × 2 × 3 × 13 × 1314361
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 102520158 | Product of the distinct prime numbers |
The prime factorization of 820161264 is 2 × 2 × 2 × 2 × 3 × 13 × 1314361. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 820161264)
Multiplication
n×yn×2 | 1640322528 |
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n×3 | 2460483792 |
n×4 | 3280645056 |
n×5 | 4100806320 |
Division
n÷yn÷2 | 410080632 |
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n÷3 | 273387088 |
n÷3 | 205040316 |
n÷5 | 164032252.8 |
Exponentiation
nyn2 | 672664498966077696 |
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n3 | 5.5169336571994E+26 |
n4 | 4.5247752816928E+35 |
n5 | 3.7110454143492E+44 |
Nth Root
y√n2√n | 28638.457779706 |
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3√n | 936.0515166327 |
4√n | 169.22900986446 |
5√n | 60.642884539136 |
Divisors of 820161264
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -820161263 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 820161264 can be divided by 40 positive divisors. The sum of these divisors (counting 820161264) is 1, the average is 0.025.
Base conversion 820161264
Base | System | Value |
---|---|---|
2 | Binary | 110000111000101010101011110000 |
3 | Ternary | 2010011021111202010 |
4 | Quaternary | 300320222223300 |
5 | Quinary | 3134430130024 |
6 | Senary | 213214522520 |
8 | Octal | 6070525360 |
10 | Decimal | 820161264 |
12 | Duodecimal | 1aa806440 |
16 | Hexadecimal | 30e2aaf0 |
20 | Vigesimal | cg60334 |
36 | Base36 | dkawhc |
Cryptographic Hash Functions
md5 | 0824a8b32491d9a93fd5199865de627d |
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sha1 | 08a4f46503dccbf9cf9a4f8d04ae9b3da99bc6eb |
sha256 | cb429393fae23bcd20117b5744394d9699d539be4767b4df1ea9f998b8e2214c |
sha512 | 3193c3f34c8bf71e64b7aec56fc504e965a3464c41bc830f9516ce83b9953c37efea600ee8af9590f3a30bd53b854ccedd415fc1395c0450f4335e7eac81518d |
ripemd-160 | 0f05e91e9803e3620786272d9a0bcfc79cf37181 |
820161264 as geometric shapes
Circle
Radius = nDiameter | 1640322528 |
---|---|
Circumference | 5153225203.4826 |
Area | 2.1132378482825E+18 |
Sphere
Radius = nVolume | 2.3109277663733E+27 |
---|---|
Surface area | 8.45295139313E+18 |
Circumference | 5153225203.4826 |
Square
Length = nPerimeter | 3280645056 |
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Area | 672664498966077696 |
Diagonal | 1159883182.8819 |
Cube
Length = nSurface area | 4035986993796466176 |
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Volume | 5.5169336571994E+26 |
Space diagonal | 1420560979.6479 |
Equilateral Triangle
Length = nPerimeter | 2460483792 |
---|---|
Area | 2.9127227216428E+17 |
Altitude | 710280489.82396 |
Triangular Pyramid
Length = nSurface area | 2.9127227216428E+17 |
---|---|
Volume | 6.5017686672701E+25 |
Height | 386627727.62729 |