20109931 is an odd 8-digits composite number following 20109930
and preceding 20109932 . In scientific notation, it is written as 2.0109931 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19780200 positive integers (up to 20109931) that are relatively prime to 20109931.
20109931 has 4 divisors, whose sum is 20439664
The reverse of 20109931 is 13990102
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred nine thousand nine hundred thirty-one
Scientific notation
2.0109931 × 10^7
Engineering notation
2.0109931 × 10^6
Prime Factorization
61 × 329671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20109931
Product of the distinct prime numbers
The prime factorization of 20109931 is 61 × 329671.
Since it has a total of 2 prime factors.
7 , 2 , 75 , 60 , 713 , 662 , 5005 , 9746 , 78272 , 70533 , 474102 , 956555 , 2863956 , 1633900 , 89172946 , 15836870 , 171886653 , 747630817 , 6691863060 , 7856663014
n×2
40219862
n×3
60329793
n×4
80439724
n×5
100549655
n÷2
10054965.5
n÷3
6703310.3333333
n÷3
5027482.75
n÷5
4021986.2
n2
404409324824761
n3
8.1326436179825E+21
n4
1.6354690200522E+29
n5
3.2889169145887E+36
2 √n
4484.4097716422
3 √n
271.9381843018
4 √n
66.965735803037
5 √n
28.885648096827
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
-20109930
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 20109931 can be divided by 4 positive divisors.
The sum of these divisors (counting 20109931) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101101101001101011
3
Ternary
1101211200122021
4
Quaternary
1030231221223
5
Quinary
20122004211
6
Senary
1555005311
8
Octal
114555153
10
Decimal
20109931
12
Duodecimal
6899837
16
Hexadecimal
132da6b
20
Vigesimal
65degb
36
Base36
bz0x7
md5
610ce00536bc14d5869f4cddc6166db7
sha1
ce10aa9ea7fcba613e5a5fb3c4db03b7e22e1b9f
sha256
3010f414077373899a926f57ca80d236d22e3116ab9ea489108945c2f17b5fac
sha512
e250d25bc3b52c82f257f853fa6adf4735138d35ec0d52ab731985f6f95ca6bbf6d87aadea121f7abd1b00fcd0e2ef943b3b2dc99baa9e1721dd9a16c93b8925
ripemd-160
8cab1206c2ee74c8ff227d89bd916d72854b9bd6
Diameter
40219862
Circumference
126354422.9876
Area
1.2704893639127E+15
Volume
3.4065937926024E+22
Surface area
5.0819574556507E+15
Circumference
126354422.9876
Perimeter
80439724
Area
404409324824761
Diagonal
28439737.158587
Surface area
2426455948948566
Volume
8.1326436179825E+21
Space diagonal
34831422.228704
Perimeter
60329793
Area
1.7511437441278E+14
Altitude
17415711.114352
Surface area
1.7511437441278E+14
Volume
9.5844124187482E+20
Height
9479912.3861957