20391606 is an even 8-digits composite number following 20391605
and preceding 20391607 . In scientific notation, it is written as 2.0391606 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 6714816 positive integers (up to 20391606) that are relatively prime to 20391606.
20391606 has 24 divisors, whose sum is 44717400
The reverse of 20391606 is 60619302
Previous prime number is 83
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million three hundred ninety-one thousand six hundred six
Scientific notation
2.0391606 × 10^7
Engineering notation
2.0391606 × 10^6
Prime Factorization
2 × 3 × 3 × 83 × 13649
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
6797202
Product of the distinct prime numbers
The prime factorization of 20391606 is 2 × 3 × 3 × 83 × 13649.
Since it has a total of 5 prime factors.
7 , 5 , 42 , 5 , 988 , 391 , 7882 , 4343 , 43056 , 83914 , 562322 , 188477 , 6211198 , 2897432 , 82620964 , 1971089 , 898033106 , 578838935 , 6222678342 , 187871650
n×2
40783212
n×3
61174818
n×4
81566424
n×5
101958030
n÷2
10195803
n÷3
6797202
n÷3
5097901.5
n÷5
4078321.2
n2
415817595259236
n3
8.4791885703938E+21
n4
1.7290427252717E+29
n5
3.5257958010908E+36
2 √n
4515.7065892283
3 √n
273.2019598035
4 √n
67.199007352998
5 √n
28.966117380061
1 , 2 , 3 , 6 , 9 , 18 , 83 , 166 , 249 , 498 , 747 , 1494 , 13649 , 27298 , 40947 , 81894 , 122841 , 245682 , 1132867 , 2265734 , 3398601 , 6797202 , 10195803 , 20391606
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20391605
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20391606 can be divided by 24 positive divisors.
The sum of these divisors (counting 20391606) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001101110010011010110110
3
Ternary
1102101000000200
4
Quaternary
1031302122312
5
Quinary
20210012411
6
Senary
2005021330
8
Octal
115623266
10
Decimal
20391606
12
Duodecimal
69b4846
16
Hexadecimal
13726b6
20
Vigesimal
678j06
36
Base36
c529i
md5
aa7838a43b5949c7ccb7c1440894d830
sha1
0017bcf1570fda845f38e2fd96aaf5b511d23342
sha256
7766aa57002df34cd77f7f554e827979af240a570d252aedbb047a663a2b5e6e
sha512
e7bbea9c20ce93bac5e361affeb73f8901fdd4cc5911f101e8d7e815ab53b3e5fb5699aa71802ab5e43c97813ccb7ee24346f11f6cf1f722972b39ba01d62b0b
ripemd-160
9a99f958cba6c933e15f4b628acc50dd94e4dace
Diameter
40783212
Circumference
128124239.209
Area
1.3063295024998E+15
Volume
3.5517542028202E+22
Surface area
5.2253180099992E+15
Circumference
128124239.209
Perimeter
81566424
Area
415817595259236
Diagonal
28838085.763769
Surface area
2494905571555416
Volume
8.4791885703938E+21
Space diagonal
35319297.639926
Perimeter
61174818
Area
1.8005430041753E+14
Altitude
17659648.819963
Surface area
1.8005430041753E+14
Volume
9.9928195618082E+20
Height
9612695.2545895