20169181 is an odd 8-digits composite number following 20169180
and preceding 20169182 . In scientific notation, it is written as 2.0169181 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 18946368 positive integers (up to 20169181) that are relatively prime to 20169181.
20169181 has 8 divisors, whose sum is 21429720
The reverse of 20169181 is 18196102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred sixty-nine thousand one hundred eighty-one
Scientific notation
2.0169181 × 10^7
Engineering notation
2.0169181 × 10^6
Prime Factorization
37 × 29 × 18797
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20169181
Product of the distinct prime numbers
The prime factorization of 20169181 is 37 × 29 × 18797.
Since it has a total of 3 prime factors.
5 , 1 , 81 , 3 , 577 , 300 , 8474 , 2197 , 92520 , 42481 , 331550 , 293112 , 8289644 , 405084 , 71435779 , 34656271 , 636883514 , 777897924 , 1560403320 , 9235129909
n×2
40338362
n×3
60507543
n×4
80676724
n×5
100845905
n÷2
10084590.5
n÷3
6723060.3333333
n÷3
5042295.25
n÷5
4033836.2
n2
406795862210761
n3
8.2047393749799E+21
n4
1.654828735118E+29
n5
3.3376540282595E+36
2 √n
4491.0111333641
3 √n
272.20499342734
4 √n
67.015006777319
5 √n
28.902649261049
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
-20169180
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 20169181 can be divided by 8 positive divisors.
The sum of these divisors (counting 20169181) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100000111011101
3
Ternary
1101221200220201
4
Quaternary
1030330013131
5
Quinary
20130403211
6
Senary
2000143501
8
Octal
114740735
10
Decimal
20169181
12
Duodecimal
6907b91
16
Hexadecimal
133c1dd
20
Vigesimal
6612j1
36
Base36
c0an1
md5
6acdae025e9837a263e6f026b0dbdf42
sha1
f152612b5137016052289a30a2d196abce092909
sha256
46b9dccb6ba4d7ea4cdb9d35b99d8cc3338f7dc0fc6e9af3cbed32407b3860e8
sha512
46e43e1cf1aed4898090ff4b2eb6c51ffe173d99d33a826efa3d64707ef44443fd53ccaeed3019ecc05465394463b8b02532d9321b4b4603bfc16466e8469f6e
ripemd-160
4a2fc573f0504c74233ff620fb4c3300fa54ee5e
Diameter
40338362
Circumference
126726701.71705
Area
1.2779868922321E+15
Volume
3.4367931926741E+22
Surface area
5.1119475689282E+15
Circumference
126726701.71705
Perimeter
80676724
Area
406795862210761
Diagonal
28523529.312158
Surface area
2440775173264566
Volume
8.2047393749799E+21
Space diagonal
34934046.239053
Perimeter
60507543
Area
1.7614777541446E+14
Altitude
17467023.119526
Surface area
1.7614777541446E+14
Volume
9.6693780831943E+20
Height
9507843.1040526