20182131 is an odd 8-digits composite number following 20182130
and preceding 20182132 . In scientific notation, it is written as 2.0182131 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 13090896 positive integers (up to 20182131) that are relatively prime to 20182131.
20182131 has 8 divisors, whose sum is 23031040
The reverse of 20182131 is 13128102
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred eighty-two thousand one hundred thirty-one
Scientific notation
2.0182131 × 10^7
Engineering notation
2.0182131 × 10^6
Prime Factorization
9 × 37 × 60607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20182131
Product of the distinct prime numbers
The prime factorization of 20182131 is 9 × 37 × 60607.
Since it has a total of 3 prime factors.
7 , 3 , 83 , 49 , 480 , 321 , 5116 , 6640 , 98953 , 98942 , 292698 , 866839 , 9045417 , 2965809 , 29545814 , 68207207 , 419848281 , 370929810 , 8550037061 , 2326972586
n×2
40364262
n×3
60546393
n×4
80728524
n×5
100910655
n÷2
10091065.5
n÷3
6727377
n÷3
5045532.75
n÷5
4036426.2
n2
407318411701161
n3
8.2205535436648E+21
n4
1.6590828851076E+29
n5
3.3483828127099E+36
2 √n
4492.4526708692
3 √n
272.26323906609
4 √n
67.025761247965
5 √n
28.90635980554
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
-20182130
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 20182131 can be divided by 8 positive divisors.
The sum of these divisors (counting 20182131) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111111010001110011
3
Ternary
1101222100200100
4
Quaternary
1030333101303
5
Quinary
20131312011
6
Senary
2000323443
8
Octal
114772163
10
Decimal
20182131
12
Duodecimal
6913583
16
Hexadecimal
133f473
20
Vigesimal
662f6b
36
Base36
c0kmr
md5
328a46ea0eb2b13fb29e277c34cbbbf2
sha1
04fc78991c2f3624e53c3ffab2d49dace5a82545
sha256
a43df58229bb7cc0010b778b580d86917edbf70df230c230d48ca6a62466ea4f
sha512
2ea90afb1fc93a4c1f52563a3afa74a8fa78b33c393ee04949bdb7982b390a2bd22a9fb54f162d75dd4db02a3236e2e40e97cafa49af2d910da002e403f07fe8
ripemd-160
60bbb2f5c953d62465e6fafb5ee22da12598463b
Diameter
40364262
Circumference
126808068.96677
Area
1.2796285298722E+15
Volume
3.4434174161625E+22
Surface area
5.1185141194889E+15
Circumference
126808068.96677
Perimeter
80728524
Area
407318411701161
Diagonal
28541843.37779
Surface area
2443910470206966
Volume
8.2205535436648E+21
Space diagonal
34956476.297011
Perimeter
60546393
Area
1.7637404598117E+14
Altitude
17478238.148505
Surface area
1.7637404598117E+14
Volume
9.6880152597208E+20
Height
9513947.7925968