20731620 (number)

20731620 is an even 8-digits composite number following 20731619 and preceding 20731621. In scientific notation, it is written as 2.0731620 × 10^7. The sum of its digits is 21. It has a total of 6 prime factors and 48 positive divisors. There are 4372992 positive integers (up to 20731620) that are relatively prime to 20731620.

Interesting facts

Basic properties

Name

Name twenty million seven hundred thirty-one thousand six hundred twenty

Notation

Scientific notation 2.0731620 × 10^7
Engineering notation 2.0731620 × 10^6

Prime Factorization of 20731620

Prime Factorization 2 × 2 × 3 × 35 × 13 × 3797

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 10365810
Product of the distinct prime numbers

The prime factorization of 20731620 is 2 × 2 × 3 × 35 × 13 × 3797. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20731620)

Multiplication

n×y
n×2 41463240
n×3 62194860
n×4 82926480
n×5 103658100

Division

n÷y
n÷2 10365810
n÷3 6910540
n÷3 5182905
n÷5 4146324

Exponentiation

ny
n2 429800067824400
n3 8.9104516821097E+21
n4 1.8472809830186E+29
n5 3.8297127373168E+36

Nth Root

y√n
2√n 4553.198875516
3√n 274.71207329982
4√n 67.477395292913
5√n 29.062076924183

Divisors of 20731620

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 -20731619
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 20731620 can be divided by 48 positive divisors. The sum of these divisors (counting 20731620) is 1, the average is 0.020833333333333.

Base conversion 20731620

Base System Value
2 Binary 1001111000101011011100100
3 Ternary 1110000021102210
4 Quaternary 1033011123210
5 Quinary 20301402440
6 Senary 2020203420
8 Octal 117053344
10 Decimal 20731620
12 Duodecimal 6b39570
16 Hexadecimal 13c56e4
20 Vigesimal 69b910
36 Base36 cccmc

Cryptographic Hash Functions

md5 3a6d011a290d79ab41eaec393a4da2ad
sha1 ff5bad5d8435f7756bf1e2858a82b845f90e449f
sha256 34100b240795d7338846aacf13d1ed2d5649e06b2c7dd9790102eac67d44b1c1
sha512 4a2e1f9267874f640cc2bf4457315377d15d7eac69171525a32e2d20022a0a97985393b4836ac6402049de4c106e467eb0a48379d89eab107363bc4a822db755
ripemd-160 600aa6986f0e7fb32edee237e23a5cb74e65012e

20731620 as geometric shapes

Circle

Radius = n
Diameter 41463240
Circumference 130260610.17803
Area 1.3502567355895E+15

Sphere

Radius = n
Volume 3.7324012726243E+22
Surface area 5.4010269423581E+15
Circumference 130260610.17803

Square

Length = n
Perimeter 82926480
Area 429800067824400
Diagonal 29318938.173965

Cube

Length = n
Surface area 2578800406946400
Volume 8.9104516821097E+21
Space diagonal 35908219.163211

Equilateral Triangle

Length = n
Perimeter 62194860
Area 1.861088886421E+14
Altitude 17954109.581606

Triangular Pyramid

Length = n
Surface area 1.861088886421E+14
Volume 1.0501068013091E+21
Height 9772979.3913218