20856560 (number)

20856560 is an even 8-digits composite number following 20856559 and preceding 20856561. In scientific notation, it is written as 2.0856560 × 10^7. The sum of its digits is 32. It has a total of 7 prime factors and 40 positive divisors. There are 8183552 positive integers (up to 20856560) that are relatively prime to 20856560.

Interesting facts

Basic properties

Name

Name twenty million eight hundred fifty-six thousand five hundred sixty

Notation

Scientific notation 2.0856560 × 10^7
Engineering notation 2.0856560 × 10^6

Prime Factorization of 20856560

Prime Factorization 2 × 2 × 2 × 2 × 5 × 53 × 4919

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2607070
Product of the distinct prime numbers

The prime factorization of 20856560 is 2 × 2 × 2 × 2 × 5 × 53 × 4919. Since it has a total of 7 prime factors.

Most popular turbo-numbers

9, 9, 30, 93, 139, 896, 3269, 4080, 69507, 47515, 219091, 448230, 6088859, 5704190, 70921318, 72758694, 183702298, 731384112, 1463407347, 4803489711

Basic calculations (n = 20856560)

Multiplication

n×y
n×2 41713120
n×3 62569680
n×4 83426240
n×5 104282800

Division

n÷y
n÷2 10428280
n÷3 6952186.6666667
n÷3 5214140
n÷5 4171312

Exponentiation

ny
n2 434996095033600
n3 9.072522155834E+21
n4 1.8922160269448E+29
n5 3.9465117098936E+36

Nth Root

y√n
2√n 4566.8982909629
3√n 275.26282311473
4√n 67.578830198243
5√n 29.097021558696

Divisors of 20856560

1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 4919, 9838, 19676, 24595, 39352, 49190, 78704, 98380, 196760, 260707, 393520, 521414, 1042828, 1303535, 2085656, 2607070, 4171312, 5214140, 10428280, 20856560

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20856559
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20856560 can be divided by 40 positive divisors. The sum of these divisors (counting 20856560) is 1, the average is 0.025.

Base conversion 20856560

Base System Value
2 Binary 1001111100011111011110000
3 Ternary 1110020121211012
4 Quaternary 1033203323300
5 Quinary 20314402220
6 Senary 2023010052
8 Octal 117437360
10 Decimal 20856560
12 Duodecimal 6b99928
16 Hexadecimal 13e3ef0
20 Vigesimal 6a7180
36 Base36 cf10w

Cryptographic Hash Functions

md5 7dfa647f59f8759e8be82d8131703166
sha1 6ba9304a5c8c45377af4d0d00afd69093409a2e6
sha256 cab045c67b526ac80b7272cff355be0530765e38ffee7de5a020de39e56fe64d
sha512 8da81613a522395dac3446dd7223074a325828b380ab5c5b27c386f78c6d000dfb5033fc38d7cb1cbc65e12645cb448dba3852ba6289f69cbcca3995ef49bfdc
ripemd-160 c52d85f0b7c9a9fb7747ebf34a8330877d793860

20856560 as geometric shapes

Circle

Radius = n
Diameter 41713120
Circumference 131045631.35031
Area 1.3665805364978E+15

Sphere

Radius = n
Volume 3.8002891939065E+22
Surface area 5.4663221459912E+15
Circumference 131045631.35031

Square

Length = n
Perimeter 83426240
Area 434996095033600
Diagonal 29495630.016448

Cube

Length = n
Surface area 2609976570201600
Volume 9.072522155834E+21
Space diagonal 36124621.591109

Equilateral Triangle

Length = n
Perimeter 62569680
Area 1.8835883442306E+14
Altitude 18062310.795554

Triangular Pyramid

Length = n
Surface area 1.8835883442306E+14
Volume 1.0692069898092E+21
Height 9831876.6721494