813508728 (number)
813508728 is an even 9-digits composite number following 813508727 and preceding 813508729. In scientific notation, it is written as 8.13508728 × 10^8. The sum of its digits is 42. It has a total of 6 prime factors and 32 positive divisors. There are 269748320 positive integers (up to 813508728) that are relatively prime to 813508728.
Interesting facts
- 813508728 has 32 divisors, whose sum is 2044431360
- The reverse of 813508728 is 827805318
- Previous prime number is 191
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 42
- Digital Root 6
Name
Name | eight hundred thirteen million five hundred eight thousand seven hundred twenty-eight |
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Notation
Scientific notation | 8.13508728 × 10^8 |
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Engineering notation | 8.13508728 × 10^6 |
Prime Factorization of 813508728
Prime Factorization 2 × 2 × 2 × 3 × 191 × 177467
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 203377182 | Product of the distinct prime numbers |
The prime factorization of 813508728 is 2 × 2 × 2 × 3 × 191 × 177467. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 813508728)
Multiplication
n×yn×2 | 1627017456 |
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n×3 | 2440526184 |
n×4 | 3254034912 |
n×5 | 4067543640 |
Division
n÷yn÷2 | 406754364 |
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n÷3 | 271169576 |
n÷3 | 203377182 |
n÷5 | 162701745.6 |
Exponentiation
nyn2 | 661796450532177984 |
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n3 | 5.3837718866735E+26 |
n4 | 4.3797454193699E+35 |
n5 | 3.5629611250754E+44 |
Nth Root
y√n2√n | 28522.074398613 |
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3√n | 933.51379243042 |
4√n | 168.88479623285 |
5√n | 60.544185826383 |
Divisors of 813508728
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -813508727 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 813508728 can be divided by 32 positive divisors. The sum of these divisors (counting 813508728) is 1, the average is 0.03125.
Base conversion 813508728
Base | System | Value |
---|---|---|
2 | Binary | 110000011111010010100001111000 |
3 | Ternary | 2002200202112011220 |
4 | Quaternary | 300133102201320 |
5 | Quinary | 3131224234403 |
6 | Senary | 212420152040 |
8 | Octal | 6037224170 |
10 | Decimal | 813508728 |
12 | Duodecimal | 1a8538620 |
16 | Hexadecimal | 307d2878 |
20 | Vigesimal | ce48bg8 |
36 | Base36 | dgcbco |
Cryptographic Hash Functions
md5 | 714659108740f928332602ef726b2d4c |
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sha1 | 5e0465825271999457087d077ec9e80b22b3094b |
sha256 | fe0166527d6faae9300ee341d3e160c5ada932fe755d3cd229476b066f45cc9d |
sha512 | a98b3512bf9f4ebcc0e280e3aebd5b49ab40c53204082d9ab7b3443a88f3b77de9eeb20c183d299738cf97f1f075b74e18e497b1c7f8e1e387b6963ae095687f |
ripemd-160 | 31a3720d0ab7d14c209864ce7de9fca9cace8c2c |
813508728 as geometric shapes
Circle
Radius = nDiameter | 1627017456 |
---|---|
Circumference | 5111426087.032 |
Area | 2.0790948671637E+18 |
Sphere
Radius = nVolume | 2.2551490943702E+27 |
---|---|
Surface area | 8.3163794686548E+18 |
Circumference | 5111426087.032 |
Square
Length = nPerimeter | 3254034912 |
---|---|
Area | 661796450532177984 |
Diagonal | 1150475076.2465 |
Cube
Length = nSurface area | 3970778703193067904 |
---|---|
Volume | 5.3837718866735E+26 |
Space diagonal | 1409038449.2967 |
Equilateral Triangle
Length = nPerimeter | 2440526184 |
---|---|
Area | 2.8656626914762E+17 |
Altitude | 704519224.64837 |
Triangular Pyramid
Length = nSurface area | 2.8656626914762E+17 |
---|---|
Volume | 6.3448360157138E+25 |
Height | 383491692.08216 |