20956872 (number)

20956872 is an even 8-digits composite number following 20956871 and preceding 20956873. In scientific notation, it is written as 2.0956872 × 10^7. The sum of its digits is 39. It has a total of 6 prime factors and 32 positive divisors. There are 6970560 positive integers (up to 20956872) that are relatively prime to 20956872.

Interesting facts

Basic properties

Name

Name twenty million nine hundred fifty-six thousand eight hundred seventy-two

Notation

Scientific notation 2.0956872 × 10^7
Engineering notation 2.0956872 × 10^6

Prime Factorization of 20956872

Prime Factorization 2 × 2 × 2 × 3 × 823 × 1061

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 5239218
Product of the distinct prime numbers

The prime factorization of 20956872 is 2 × 2 × 2 × 3 × 823 × 1061. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20956872)

Multiplication

n×y
n×2 41913744
n×3 62870616
n×4 83827488
n×5 104784360

Division

n÷y
n÷2 10478436
n÷3 6985624
n÷3 5239218
n÷5 4191374.4

Exponentiation

ny
n2 439190484024384
n3 9.2040587573171E+21
n4 1.9288828125757E+29
n5 4.0423350206149E+36

Nth Root

y√n
2√n 4577.8676258712
3√n 275.70342013024
4√n 67.659941072035
5√n 29.124956954503

Divisors of 20956872

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 -20956871
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 20956872 can be divided by 32 positive divisors. The sum of these divisors (counting 20956872) is 1, the average is 0.03125.

Base conversion 20956872

Base System Value
2 Binary 1001111111100011011001000
3 Ternary 1110102201102110
4 Quaternary 1033330123020
5 Quinary 20331104442
6 Senary 2025102320
8 Octal 117743310
10 Decimal 20956872
12 Duodecimal 70279a0
16 Hexadecimal 13fc6c8
20 Vigesimal 6ajc3c
36 Base36 ch6fc

Cryptographic Hash Functions

md5 ec51070730e6c9c421474f85d38251bf
sha1 995a512a17bd58e2a26106fb6935df8652ec107b
sha256 b66d6bf0f3daaaf4e1ee0133a3c959097d834a9ea69ebb42d69d09a25718bcfd
sha512 bab9ab9c157d36766618de7c13a37b40124554e24ed2721ae362c52f2f6ec74e737dc557d9099c136a6890aebfcc5c09cc800a4cb663248a223fae67f8a75cbd
ripemd-160 4b7a2eb7d01c0620ce94b690a60f9df999800bc1

20956872 as geometric shapes

Circle

Radius = n
Diameter 41913744
Circumference 131675910.23484
Area 1.3797575981376E+15

Sphere

Radius = n
Volume 3.8553871166928E+22
Surface area 5.5190303925502E+15
Circumference 131675910.23484

Square

Length = n
Perimeter 83827488
Area 439190484024384
Diagonal 29637492.607317

Cube

Length = n
Surface area 2635142904146304
Volume 9.2040587573171E+21
Space diagonal 36298367.071718

Equilateral Triangle

Length = n
Perimeter 62870616
Area 1.9017505813275E+14
Altitude 18149183.535859

Triangular Pyramid

Length = n
Surface area 1.9017505813275E+14
Volume 1.0847087269564E+21
Height 9879164.202439