20789640 (number)

20789640 is an even 8-digits composite number following 20789639 and preceding 20789641. In scientific notation, it is written as 2.0789640 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 5031936 positive integers (up to 20789640) that are relatively prime to 20789640.

Interesting facts

Basic properties

Name

Name twenty million seven hundred eighty-nine thousand six hundred forty

Notation

Scientific notation 2.0789640 × 10^7
Engineering notation 2.0789640 × 10^6

Prime Factorization of 20789640

Prime Factorization 2 × 2 × 2 × 45 × 17 × 43 × 79

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5197410
Product of the distinct prime numbers

The prime factorization of 20789640 is 2 × 2 × 2 × 45 × 17 × 43 × 79. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20789640)

Multiplication

n×y
n×2 41579280
n×3 62368920
n×4 83158560
n×5 103948200

Division

n÷y
n÷2 10394820
n÷3 6929880
n÷3 5197410
n÷5 4157928

Exponentiation

ny
n2 432209131329600
n3 8.9854722450551E+21
n4 1.8680473320469E+29
n5 3.8836031536215E+36

Nth Root

y√n
2√n 4559.5657687986
3√n 274.96810649409
4√n 67.52455678343
5√n 29.078325507472

Divisors of 20789640

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 -20789639
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 20789640 can be divided by 64 positive divisors. The sum of these divisors (counting 20789640) is 1, the average is 0.015625.

Base conversion 20789640

Base System Value
2 Binary 1001111010011100110001000
3 Ternary 1110010020000200
4 Quaternary 1033103212020
5 Quinary 20310232030
6 Senary 2021332200
8 Octal 117234610
10 Decimal 20789640
12 Duodecimal 6b67060
16 Hexadecimal 13d3988
20 Vigesimal 69ie20
36 Base36 cdle0

Cryptographic Hash Functions

md5 9bc027359ac3e57ff143c594287692a2
sha1 292e5e72e0b9941db1d1b4dc9228f2f02df5b2d2
sha256 ac0ce5c2cd886beca84c5b899e6d2150ba3e5897bf15fc47160429775f766589
sha512 7fcb41ae82ee1bda649864ebfbe2373b586ca0eee764c61f6cf3908341dd8ba0ffa0cb8c39e7372e69ce3a7ccb3d24081898158b2dfb6e9230252759e5771a91
ripemd-160 4771b5ca4e637de48348908ba76d328a862c08eb

20789640 as geometric shapes

Circle

Radius = n
Diameter 41579280
Circumference 130625160.58955
Area 1.3578250317995E+15

Sphere

Radius = n
Volume 3.7638258125467E+22
Surface area 5.431300127198E+15
Circumference 130625160.58955

Square

Length = n
Perimeter 83158560
Area 432209131329600
Diagonal 29400990.844854

Cube

Length = n
Surface area 2593254787977600
Volume 8.9854722450551E+21
Space diagonal 36008712.751066

Equilateral Triangle

Length = n
Perimeter 62368920
Area 1.8715204373952E+14
Altitude 18004356.375533

Triangular Pyramid

Length = n
Surface area 1.8715204373952E+14
Volume 1.0589480594403E+21
Height 9800330.2816181