20218401 is an odd 8-digits composite number following 20218400
and preceding 20218402 . In scientific notation, it is written as 2.0218401 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 11553336 positive integers (up to 20218401) that are relatively prime to 20218401.
20218401 has 8 divisors, whose sum is 28241664
The reverse of 20218401 is 10481202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million two hundred eighteen thousand four hundred one
Scientific notation
2.0218401 × 10^7
Engineering notation
2.0218401 × 10^6
Prime Factorization
21 × 3 × 320927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20218401
Product of the distinct prime numbers
The prime factorization of 20218401 is 21 × 3 × 320927.
Since it has a total of 3 prime factors.
6 , 4 , 82 , 86 , 463 , 611 , 1809 , 9152 , 16221 , 31173 , 224042 , 871888 , 3373768 , 5721621 , 94770695 , 86015711 , 944310975 , 713456734 , 8658706395 , 3284479884
n×2
40436802
n×3
60655203
n×4
80873604
n×5
101092005
n÷2
10109200.5
n÷3
6739467
n÷3
5054600.25
n÷5
4043680.2
n2
408783738996801
n3
8.2649535573167E+21
n4
1.671041452682E+29
n5
3.3785786177948E+36
2 √n
4496.4876292502
3 √n
272.42623932971
4 √n
67.055854548654
5 √n
28.916742067069
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
-20218400
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 20218401 can be divided by 8 positive divisors.
The sum of these divisors (counting 20218401) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001000001000100001
3
Ternary
1102001012102200
4
Quaternary
1031020020201
5
Quinary
20133442101
6
Senary
2001203413
8
Octal
115101041
10
Decimal
20218401
12
Duodecimal
6930569
16
Hexadecimal
1348221
20
Vigesimal
667601
36
Base36
c1cm9
md5
30a5c299ebeae358e88274814fe92612
sha1
f6cf2a024b1982eda0f0ad373cbacbe0ac1db92a
sha256
ffe7b5df8fd878bd6e473e0b389a0a45ede491032136eefeac105f4ee3db8c91
sha512
f14def0fc1da90379c2da252d9d8f376037d7a4501b83c4d0a90511f1561325a61fefade4f5e09d0ede0f9260f9bf6a834d908a4c60f3134a9d3fa843d12024f
ripemd-160
4e26bbb3c4e035e53e3b3d99b165e35d38ffbfe7
Diameter
40436802
Circumference
127035960.09787
Area
1.2842319913393E+15
Volume
3.4620156503902E+22
Surface area
5.1369279653573E+15
Circumference
127035960.09787
Perimeter
80873604
Area
408783738996801
Diagonal
28593136.903698
Surface area
2452702433980806
Volume
8.2649535573167E+21
Space diagonal
35019297.779801
Perimeter
60655203
Area
1.7700855131261E+14
Altitude
17509648.889901
Surface area
1.7700855131261E+14
Volume
9.7403411776175E+20
Height
9531045.6345659