20406911 is an odd 8-digits composite number following 20406910
and preceding 20406912 . In scientific notation, it is written as 2.0406911 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16731000 positive integers (up to 20406911) that are relatively prime to 20406911.
20406911 has 4 divisors, whose sum is 20533824
The reverse of 20406911 is 11960402
Previous prime number is 161
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million four hundred six thousand nine hundred eleven
Scientific notation
2.0406911 × 10^7
Engineering notation
2.0406911 × 10^6
Prime Factorization
161 × 126751
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20406911
Product of the distinct prime numbers
The prime factorization of 20406911 is 161 × 126751.
Since it has a total of 2 prime factors.
2 , 4 , 73 , 43 , 658 , 750 , 1745 , 5634 , 80496 , 37727 , 210788 , 922746 , 9768198 , 9442576 , 36379995 , 89024209 , 361452483 , 320702213 , 9114220106 , 1048891535
n×2
40813822
n×3
61220733
n×4
81627644
n×5
102034555
n÷2
10203455.5
n÷3
6802303.6666667
n÷3
5101727.75
n÷5
4081382.2
n2
416442016561921
n3
8.4982951686396E+21
n4
1.7342395315816E+29
n5
3.5390471773667E+36
2 √n
4517.400912029
3 √n
273.27029364504
4 √n
67.211612925364
5 √n
28.970464201888
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20406910
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20406911 can be divided by 4 positive divisors.
The sum of these divisors (counting 20406911) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110001001111111
3
Ternary
1102101210000112
4
Quaternary
1031312021333
5
Quinary
20211010121
6
Senary
2005220235
8
Octal
115661177
10
Decimal
20406911
12
Duodecimal
6a0167b
16
Hexadecimal
137627f
20
Vigesimal
67ah5b
36
Base36
c5e2n
md5
621adc6c114053c49f074065b0a4e69d
sha1
1ec687b942a60dcbc8d605471d68e1152663fc6c
sha256
40d4dbcc2bbc290a2d6c6039d8d09973aeafd48edaf2ebe44415be78fc6827a8
sha512
41fc685d7b11d596feee32cd36cc53ed16592709797037fd02a32ec36a62e19fe6ad6c2b43851813ed47b8141a124e1a758e2ab5957f550d02357dd88cfd568a
ripemd-160
0e0325d975cc671f8eaf325f728f2505e22cf3ae
Diameter
40813822
Circumference
128220403.36012
Area
1.308291179877E+15
Volume
3.5597575559781E+22
Surface area
5.2331647195082E+15
Circumference
128220403.36012
Perimeter
81627644
Area
416442016561921
Diagonal
28859730.302341
Surface area
2498652099371526
Volume
8.4982951686396E+21
Space diagonal
35345806.677536
Perimeter
61220733
Area
1.8032468277292E+14
Altitude
17672903.338768
Surface area
1.8032468277292E+14
Volume
1.0015336903783E+21
Height
9619910.1007802