20530081 (number)

20530081 is an odd 8-digits composite number following 20530080 and preceding 20530082. In scientific notation, it is written as 2.0530081 × 10^7. The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors. There are 17227920 positive integers (up to 20530081) that are relatively prime to 20530081.

Interesting facts

Basic properties

Name

Name twenty million five hundred thirty thousand eighty-one

Notation

Scientific notation 2.0530081 × 10^7
Engineering notation 2.0530081 × 10^6

Prime Factorization of 20530081

Prime Factorization 11 × 13 × 143567

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 20530081
Product of the distinct prime numbers

The prime factorization of 20530081 is 11 × 13 × 143567. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20530081)

Multiplication

n×y
n×2 41060162
n×3 61590243
n×4 82120324
n×5 102650405

Division

n÷y
n÷2 10265040.5
n÷3 6843360.3333333
n÷3 5132520.25
n÷5 4106016.2

Exponentiation

ny
n2 421484225866561
n3 8.6531052972628E+21
n4 1.7764895265433E+29
n5 3.6471473875586E+36

Nth Root

y√n
2√n 4531.0132420906
3√n 273.81898374782
4√n 67.312801472607
5√n 29.005351483808

Divisors of 20530081

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20530080
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20530081 can be divided by 8 positive divisors. The sum of these divisors (counting 20530081) is 1, the average is 0.125.

Base conversion 20530081

Base System Value
2 Binary 1001110010100001110100001
3 Ternary 1102122000222101
4 Quaternary 1032110032201
5 Quinary 20223430311
6 Senary 2012010401
8 Octal 116241641
10 Decimal 20530081
12 Duodecimal 6a60a01
16 Hexadecimal 13943a1
20 Vigesimal 686541
36 Base36 c8141

Cryptographic Hash Functions

md5 94c44d4c64963faf0817a56f83dbb0c7
sha1 3df438d03adc014ed0e49d19f3e293ea51d4f282
sha256 c530db5af41945aedccc224fac54ab51085677dc36d4744e540c6fe90cddc98a
sha512 2bc54480fb7be539a36ab5114e0b9dc692f79dd73087828ec2313fdfa3b7c88824cb5283a2cbb505a6f78edc703df5f5c309a8f3d99e682d1b86dc844c7dc4a1
ripemd-160 250a1a850ab6eb81417fb1189a1cae501b8615de

20530081 as geometric shapes

Circle

Radius = n
Diameter 41060162
Circumference 128994303.29441
Area 1.3241317475864E+15

Sphere

Radius = n
Volume 3.624604271016E+22
Surface area 5.2965269903455E+15
Circumference 128994303.29441

Square

Length = n
Perimeter 82120324
Area 421484225866561
Diagonal 29033918.986818

Cube

Length = n
Surface area 2528905355199366
Volume 8.6531052972628E+21
Space diagonal 35559143.375504

Equilateral Triangle

Length = n
Perimeter 61590243
Area 1.8250802344743E+14
Altitude 17779571.687752

Triangular Pyramid

Length = n
Surface area 1.8250802344743E+14
Volume 1.0197782390026E+21
Height 9677972.9956061