20218 (number)

20218 is an even 5-digits composite number following 20217 and preceding 20219. In scientific notation, it is written as 2.0218 × 10^4. The sum of its digits is 13. It has a total of 3 prime factors and 8 positive divisors. There are 9180 positive integers (up to 20218) that are relatively prime to 20218.

Interesting facts

Basic properties

Name

Name twenty thousand two hundred eighteen

Notation

Scientific notation 2.0218 × 10^4
Engineering notation 2.0218 × 10^3

Prime Factorization of 20218

Prime Factorization 2 × 11 × 919

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 20218
Product of the distinct prime numbers

The prime factorization of 20218 is 2 × 11 × 919. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 4, 51, 61, 832, 877, 6602, 8945, 76593, 48029, 605615, 66597, 7252471, 6565352, 98838918, 84351095, 27503712, 843841848, 2174747421, 6869149048

Basic calculations (n = 20218)

Multiplication

n×y
n×2 40436
n×3 60654
n×4 80872
n×5 101090

Division

n÷y
n÷2 10109
n÷3 6739.3333333333
n÷3 5054.5
n÷5 4043.6

Exponentiation

ny
n2 408767524
n3 8264461800232
n4 167090888677090576
n5 3.3782435872734E+21

Nth Root

y√n
2√n 142.19001371404
3√n 27.242443826997
4√n 11.924345420779
5√n 7.2635283917114

Divisors of 20218

1, 2, 11, 22, 919, 1838, 10109, 20218

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 -20217
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 20218 can be divided by 8 positive divisors. The sum of these divisors (counting 20218) is 1, the average is 0.125.

Base conversion 20218

Base System Value
2 Binary 100111011111010
3 Ternary 1000201211
4 Quaternary 10323322
5 Quinary 1121333
6 Senary 233334
8 Octal 47372
10 Decimal 20218
12 Duodecimal b84a
16 Hexadecimal 4efa
20 Vigesimal 2aai
36 Base36 flm

Cryptographic Hash Functions

md5 61513a489a7892fb7975b08a5303fd32
sha1 171f69d5d1ca9c3095f32bb4e4a085770a724a7c
sha256 01574ac2993ed336b30e695a3ece95fe83a7ab9859458403f64b96c6d25c43e9
sha512 b4e2e22e474a81b19c36c44d03ad40bf26ad105dad9a50416485e29b0ea6045fcaac934be0eed8378b744bc6f170c530f9161176893f9e1ae0d7f401101f03ec
ripemd-160 f5a0818e15df9954eb083674941aa03b05ce8cba

20218 as geometric shapes

Circle

Radius = n
Diameter 40436
Circumference 127033.44054056
Area 1284181050.4245

Sphere

Radius = n
Volume 34618096636643
Surface area 5136724201.698
Circumference 127033.44054056

Square

Length = n
Perimeter 80872
Area 408767524
Diagonal 28592.569804059

Cube

Length = n
Surface area 2452605144
Volume 8264461800232
Space diagonal 35018.603227428

Equilateral Triangle

Length = n
Perimeter 60654
Area 177001530.01303
Altitude 17509.301613714

Triangular Pyramid

Length = n
Surface area 177001530.01303
Volume 973976163633.54
Height 9530.8566013531