20168591 is an odd 8-digits composite number following 20168590
and preceding 20168592 . In scientific notation, it is written as 2.0168591 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 19699512 positive integers (up to 20168591) that are relatively prime to 20168591.
20168591 has 4 divisors, whose sum is 20637672
The reverse of 20168591 is 19586102
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred sixty-eight thousand five hundred ninety-one
Scientific notation
2.0168591 × 10^7
Engineering notation
2.0168591 × 10^6
Prime Factorization
43 × 469037
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20168591
Product of the distinct prime numbers
The prime factorization of 20168591 is 43 × 469037.
Since it has a total of 2 prime factors.
7 , 8 , 12 , 54 , 639 , 568 , 4677 , 1187 , 63165 , 32390 , 835199 , 770020 , 8299797 , 9563301 , 54491604 , 27036028 , 790409552 , 574603786 , 1353973696 , 6307724254
n×2
40337182
n×3
60505773
n×4
80674364
n×5
100842955
n÷2
10084295.5
n÷3
6722863.6666667
n÷3
5042147.75
n÷5
4033718.2
n2
406772062925281
n3
8.2040193673663E+21
n4
1.6546351117649E+29
n5
3.3371658823425E+36
2 √n
4490.9454461171
3 √n
272.20233917129
4 √n
67.014516681963
5 √n
28.902480163825
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
-20168590
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 20168591 can be divided by 4 positive divisors.
The sum of these divisors (counting 20168591) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111011111110001111
3
Ternary
1101221200002212
4
Quaternary
1030323332033
5
Quinary
20130343331
6
Senary
2000141035
8
Octal
114737617
10
Decimal
20168591
12
Duodecimal
690777b
16
Hexadecimal
133bf8f
20
Vigesimal
66119b
36
Base36
c0a6n
md5
d612765447c7eead2ec9c5457ceb70cd
sha1
4ac38caa611db768bfff3c4bb56988f68ee4dfe9
sha256
6abe601a79a1fae584355fd29b38a09d6ed5d7cd3f43062fd5da9ae22f160a6d
sha512
ed97ea9a10b63f3d37fcb80c0af122c798079067e2f882a4d5a982bb5dfd4f75161377f000cb2a233012265098ee96b53959ba5e427e31f95368ca8ccffcd7c9
ripemd-160
30d1d8e842def7d1466c0966e8c5115b5838a0bc
Diameter
40337182
Circumference
126722994.63771
Area
1.2779121245716E+15
Volume
3.4364915965902E+22
Surface area
5.1116484982865E+15
Circumference
126722994.63771
Perimeter
80674364
Area
406772062925281
Diagonal
28522694.926156
Surface area
2440632377551686
Volume
8.2040193673663E+21
Space diagonal
34933024.329076
Perimeter
60505773
Area
1.7613747002155E+14
Altitude
17466512.164538
Surface area
1.7613747002155E+14
Volume
9.6685295460841E+20
Height
9507564.9753853