20130191 is an odd 8-digits composite number following 20130190
and preceding 20130192 . In scientific notation, it is written as 2.0130191 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 19480800 positive integers (up to 20130191) that are relatively prime to 20130191.
20130191 has 4 divisors, whose sum is 20779584
The reverse of 20130191 is 19103102
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred thirty thousand one hundred ninety-one
Scientific notation
2.0130191 × 10^7
Engineering notation
2.0130191 × 10^6
Prime Factorization
31 × 649361
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20130191
Product of the distinct prime numbers
The prime factorization of 20130191 is 31 × 649361.
Since it has a total of 2 prime factors.
10 , 9 , 15 , 29 , 497 , 293 , 2286 , 1694 , 92720 , 39002 , 310460 , 56781 , 6882260 , 544502 , 47772092 , 54298821 , 234773075 , 81457540 , 1047399117 , 1472167013
n×2
40260382
n×3
60390573
n×4
80520764
n×5
100650955
n÷2
10065095.5
n÷3
6710063.6666667
n÷3
5032547.75
n÷5
4026038.2
n2
405224589696481
n3
8.1572483884868E+21
n4
1.6420696809468E+29
n5
3.3055176312768E+36
2 √n
4486.6681401682
3 √n
272.02947615249
4 √n
66.982595800463
5 √n
28.891465993832
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
-20130190
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 20130191 can be divided by 4 positive divisors.
The sum of these divisors (counting 20130191) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010100110001111
3
Ternary
1101212201102122
4
Quaternary
1030302212033
5
Quinary
20123131231
6
Senary
1555243155
8
Octal
114624617
10
Decimal
20130191
12
Duodecimal
68a94bb
16
Hexadecimal
133298f
20
Vigesimal
65g59b
36
Base36
bzgjz
md5
fe258748da5db0c5f2d4279dc7ad027a
sha1
605e9fb5f2a511478eaa5752e50a62e6a045c416
sha256
878e9485f3fd5b968c3cd1683af3ec35dc576585eb206b491b091808b715b696
sha512
6f66e896373b74b724521b5422e36a5c3ff6b2779b9fa38248c4b50132db4854b1269708efb3077e478aa877f217ffc91299cc96f23c7e38843fa0b9cbaa3e08
ripemd-160
26bb7d84455bfe535926dabd7461dce1fa0a57af
Diameter
40260382
Circumference
126481720.32192
Area
1.2730505940444E+15
Volume
3.4169002147703E+22
Surface area
5.0922023761776E+15
Circumference
126481720.32192
Perimeter
80520764
Area
405224589696481
Diagonal
28468389.125361
Surface area
2431347538178886
Volume
8.1572483884868E+21
Space diagonal
34866513.578066
Perimeter
60390573
Area
1.7546739445764E+14
Altitude
17433256.789033
Surface area
1.7546739445764E+14
Volume
9.6134094188701E+20
Height
9489463.0417869