20218720 (number)

20218720 is an even 8-digits composite number following 20218719 and preceding 20218721. In scientific notation, it is written as 2.0218720 × 10^7. The sum of its digits is 22. It has a total of 8 prime factors and 48 positive divisors. There are 8005120 positive integers (up to 20218720) that are relatively prime to 20218720.

Interesting facts

Basic properties

Name

Name twenty million two hundred eighteen thousand seven hundred twenty

Notation

Scientific notation 2.0218720 × 10^7
Engineering notation 2.0218720 × 10^6

Prime Factorization of 20218720

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 107 × 1181

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1263670
Product of the distinct prime numbers

The prime factorization of 20218720 is 2 × 2 × 2 × 2 × 2 × 5 × 107 × 1181. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20218720)

Multiplication

n×y
n×2 40437440
n×3 60656160
n×4 80874880
n×5 101093600

Division

n÷y
n÷2 10109360
n÷3 6739573.3333333
n÷3 5054680
n÷5 4043744

Exponentiation

ny
n2 408796638438400
n3 8.2653447695272E+21
n4 1.6711469159854E+29
n5 3.3788451573172E+36

Nth Root

y√n
2√n 4496.5231012417
3√n 272.42767207594
4√n 67.056119043989
5√n 28.916833314468

Divisors of 20218720

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 -20218719
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 20218720 can be divided by 48 positive divisors. The sum of these divisors (counting 20218720) is 1, the average is 0.020833333333333.

Base conversion 20218720

Base System Value
2 Binary 1001101001000001101100000
3 Ternary 1102001012212111
4 Quaternary 1031020031200
5 Quinary 20133444340
6 Senary 2001205104
8 Octal 115101540
10 Decimal 20218720
12 Duodecimal 6930794
16 Hexadecimal 1348360
20 Vigesimal 6676g0
36 Base36 c1cv4

Cryptographic Hash Functions

md5 e552834e26199ab09a068deb7fea1698
sha1 747517af59b9bf9afab653d35b09fbd7d0aec9e0
sha256 c100789f4433d3aa22befaf6139e36dafcd52becfa89b752c635ec6230c7caad
sha512 918408cd183ccfd666e9b647e67021f8b2915c1140bf5bd8ee58722883789367ff7698f285147dbaa062109eac9afed5d855b08d5523ea082ae6f1455636f5b7
ripemd-160 1ec8c4a60e4ac663945dc8ba7e819c29e2df4fd3

20218720 as geometric shapes

Circle

Radius = n
Diameter 40437440
Circumference 127037964.43398
Area 1.2842725161303E+15

Sphere

Radius = n
Volume 3.4621795209778E+22
Surface area 5.1370900645211E+15
Circumference 127037964.43398

Square

Length = n
Perimeter 80874880
Area 408796638438400
Diagonal 28593588.037824

Cube

Length = n
Surface area 2452779830630400
Volume 8.2653447695272E+21
Space diagonal 35019850.304009

Equilateral Triangle

Length = n
Perimeter 60656160
Area 1.7701413693467E+14
Altitude 17509925.152005

Triangular Pyramid

Length = n
Surface area 1.7701413693467E+14
Volume 9.7408022256291E+20
Height 9531196.012608