20189191 is an odd 8-digits composite number following 20189190
and preceding 20189192 . In scientific notation, it is written as 2.0189191 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 16783200 positive integers (up to 20189191) that are relatively prime to 20189191.
20189191 has 16 divisors, whose sum is 23990400
The reverse of 20189191 is 19198102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred eighty-nine thousand one hundred ninety-one
Scientific notation
2.0189191 × 10^7
Engineering notation
2.0189191 × 10^6
Prime Factorization
11 × 19 × 29 × 3331
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20189191
Product of the distinct prime numbers
The prime factorization of 20189191 is 11 × 19 × 29 × 3331.
Since it has a total of 4 prime factors.
9 , 5 , 62 , 10 , 860 , 628 , 2305 , 2217 , 87926 , 88167 , 603615 , 671362 , 6858819 , 8884381 , 87731446 , 94996851 , 808603580 , 926080203 , 9490792482 , 5053139441
n×2
40378382
n×3
60567573
n×4
80756764
n×5
100945955
n÷2
10094595.5
n÷3
6729730.3333333
n÷3
5047297.75
n÷5
4037838.2
n2
407603433234481
n3
8.2291835658267E+21
n4
1.6614055878454E+29
n5
3.3542434741477E+36
2 √n
4493.2383644761
3 √n
272.29498256526
4 √n
67.031622123264
5 √n
28.908381894786
1 , 11 , 19 , 29 , 209 , 319 , 551 , 3331 , 6061 , 36641 , 63289 , 96599 , 696179 , 1062589 , 1835381 , 20189191
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189190
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189191 can be divided by 16 positive divisors.
The sum of these divisors (counting 20189191) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000001000000000111
3
Ternary
1101222201100211
4
Quaternary
1031001000013
5
Quinary
20132023231
6
Senary
2000420251
8
Octal
115010007
10
Decimal
20189191
12
Duodecimal
6917687
16
Hexadecimal
1341007
20
Vigesimal
663cjb
36
Base36
c0q2v
md5
b83f518488e0790c668fd3ebb3c3d8eb
sha1
ca0c2dc31af817b3b50cb22454a7c47f7fc0b6da
sha256
9f8496b58f846467e4d653eba1ff546d1b2a0ead17c8a4f49889e775e6c8b994
sha512
8412ca5845b0551ab1aa37c276c8629fdaa6a41525b0f94b36b10dd16772c0e1e40c248be610fc43272ca936f2b20c676f6cadf7771ecdf81aef780a07fb31c9
ripemd-160
57ac35900eba9c5ead333c298a6d1e3db10852a3
Diameter
40378382
Circumference
126852428.25504
Area
1.2805239514274E+15
Volume
3.4470323513924E+22
Surface area
5.1220958057097E+15
Circumference
126852428.25504
Perimeter
80756764
Area
407603433234481
Diagonal
28551827.725541
Surface area
2445620599406886
Volume
8.2291835658267E+21
Space diagonal
34968704.575712
Perimeter
60567573
Area
1.7649746392541E+14
Altitude
17484352.287856
Surface area
1.7649746392541E+14
Volume
9.6981858383749E+20
Height
9517275.9085136