20686908 (number)

20686908 is an even 8-digits composite number following 20686907 and preceding 20686909. In scientific notation, it is written as 2.0686908 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors. There are 6268720 positive integers (up to 20686908) that are relatively prime to 20686908.

Interesting facts

Basic properties

Name

Name twenty million six hundred eighty-six thousand nine hundred eight

Notation

Scientific notation 2.0686908 × 10^7
Engineering notation 2.0686908 × 10^6

Prime Factorization of 20686908

Prime Factorization 2 × 2 × 3 × 11 × 156719

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10343454
Product of the distinct prime numbers

The prime factorization of 20686908 is 2 × 2 × 3 × 11 × 156719. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 1, 77, 92, 692, 828, 7100, 8825, 84263, 5785, 388681, 840271, 9610180, 9079763, 51230375, 40725900, 489962596, 38904804, 4860534060, 5714573287

Basic calculations (n = 20686908)

Multiplication

n×y
n×2 41373816
n×3 62060724
n×4 82747632
n×5 103434540

Division

n÷y
n÷2 10343454
n÷3 6895636
n÷3 5171727
n÷5 4137381.6

Exponentiation

ny
n2 427948162600464
n3 8.8529242684848E+21
n4 1.8313962987311E+29
n5 3.7885926743391E+36

Nth Root

y√n
2√n 4548.2862706738
3√n 274.51444013472
4√n 67.440983612888
5√n 29.049530427326

Divisors of 20686908

1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 156719, 313438, 470157, 626876, 940314, 1723909, 1880628, 3447818, 5171727, 6895636, 10343454, 20686908

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20686907
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20686908 can be divided by 24 positive divisors. The sum of these divisors (counting 20686908) is 1, the average is 0.041666666666667.

Base conversion 20686908

Base System Value
2 Binary 1001110111010100000111100
3 Ternary 1102221000002210
4 Quaternary 1032322200330
5 Quinary 20243440113
6 Senary 2015220420
8 Octal 116724074
10 Decimal 20686908
12 Duodecimal 6b17710
16 Hexadecimal 13ba83c
20 Vigesimal 695h58
36 Base36 cbe4c

Cryptographic Hash Functions

md5 3b7d0a355db987b2d2d0cfa33a352530
sha1 33b396534d95d64b7a685a7ebce30934d6258a6e
sha256 b6eb9002148f1057201a23b7cd0251e30981f9b1eb287d1d4fea41532848c133
sha512 76f722a832e797d139b7602dac8d3271de68580c6e5c907ed998d44eb4cdfa4dc244708442bf328199469fcb8569d08d50c783812d31f5183f9d6587841dc46f
ripemd-160 397701ab5febe103f5e630f622abb6c147f892b5

20686908 as geometric shapes

Circle

Radius = n
Diameter 41373816
Circumference 129979676.39658
Area 1.3444388037429E+15

Sphere

Radius = n
Volume 3.7083042459545E+22
Surface area 5.3777552149715E+15
Circumference 129979676.39658

Square

Length = n
Perimeter 82747632
Area 427948162600464
Diagonal 29255705.857164

Cube

Length = n
Surface area 2567688975602784
Volume 8.8529242684848E+21
Space diagonal 35830775.707503

Equilateral Triangle

Length = n
Perimeter 62060724
Area 1.8530699015744E+14
Altitude 17915387.853752

Triangular Pyramid

Length = n
Surface area 1.8530699015744E+14
Volume 1.0433271305961E+21
Height 9751901.9523882