20106731 is an odd 8-digits composite number following 20106730
and preceding 20106732 . In scientific notation, it is written as 2.0106731 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 19048464 positive integers (up to 20106731) that are relatively prime to 20106731.
20106731 has 4 divisors, whose sum is 21165000
The reverse of 20106731 is 13760102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred six thousand seven hundred thirty-one
Scientific notation
2.0106731 × 10^7
Engineering notation
2.0106731 × 10^6
Prime Factorization
19 × 1058249
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20106731
Product of the distinct prime numbers
The prime factorization of 20106731 is 19 × 1058249.
Since it has a total of 2 prime factors.
10 , 2 , 37 , 8 , 558 , 481 , 6348 , 8590 , 17659 , 15271 , 581388 , 118138 , 9450233 , 8236886 , 62304949 , 56870286 , 817054908 , 766807668 , 1907056110 , 5617955714
n×2
40213462
n×3
60320193
n×4
80426924
n×5
100533655
n÷2
10053365.5
n÷3
6702243.6666667
n÷3
5026682.75
n÷5
4021346.2
n2
404280631506361
n3
8.1287619062085E+21
n4
1.6344282901118E+29
n5
3.2863009968068E+36
2 √n
4484.0529657889
3 √n
271.92375944954
4 √n
66.963071657361
5 √n
28.884728750481
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
-20106730
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 20106731 can be divided by 4 positive divisors.
The sum of these divisors (counting 20106731) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101100110111101011
3
Ternary
1101211112020202
4
Quaternary
1030230313223
5
Quinary
20121403411
6
Senary
1554542415
8
Octal
114546753
10
Decimal
20106731
12
Duodecimal
6897a0b
16
Hexadecimal
132cdeb
20
Vigesimal
65d6gb
36
Base36
byygb
md5
adfb0d69c22851c5ed6e79b517661aee
sha1
b4993b51193b95d10d21c846af9a171ef614010d
sha256
c2c867d8afd447f2ee83ae7529f71b2fc80bca63499fadd412184606b74bdf10
sha512
037be887383d81fbaee2496f1b0ea5e4128f12f0a2421ec7f8ff987859331f04f465642faa5e03472bd0029351af7db9318f242e6b9290403cb45abd4fe7b8d4
ripemd-160
62d5d0bdb06c00c9446e360dc70d5ce27863356a
Diameter
40213462
Circumference
126334316.79461
Area
1.270085061929E+15
Volume
3.4049678249767E+22
Surface area
5.0803402477161E+15
Circumference
126334316.79461
Perimeter
80426924
Area
404280631506361
Diagonal
28435211.675188
Surface area
2425683789038166
Volume
8.1287619062085E+21
Space diagonal
34825879.66612
Perimeter
60320193
Area
1.7505864857126E+14
Altitude
17412939.83306
Surface area
1.7505864857126E+14
Volume
9.5798377775516E+20
Height
9478403.8917292