20397579 is an odd 8-digits composite number following 20397578
and preceding 20397580 . In scientific notation, it is written as 2.0397579 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 13578600 positive integers (up to 20397579) that are relatively prime to 20397579.
20397579 has 8 divisors, whose sum is 27236352
The reverse of 20397579 is 97579302
Previous prime number is 743
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million three hundred ninety-seven thousand five hundred seventy-nine
Scientific notation
2.0397579 × 10^7
Engineering notation
2.0397579 × 10^6
Prime Factorization
3 × 743 × 9151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20397579
Product of the distinct prime numbers
The prime factorization of 20397579 is 3 × 743 × 9151.
Since it has a total of 3 prime factors.
6 , 3 , 29 , 46 , 788 , 662 , 6379 , 8360 , 39173 , 37882 , 775699 , 85838 , 4820360 , 2230547 , 32754923 , 25024160 , 464175852 , 523857916 , 5593579391 , 1254369291
n×2
40795158
n×3
61192737
n×4
81590316
n×5
101987895
n÷2
10198789.5
n÷3
6799193
n÷3
5099394.75
n÷5
4079515.8
n2
416061229061241
n3
8.4866417886138E+21
n4
1.7310694632795E+29
n5
3.5309626131731E+36
2 √n
4516.3678990977
3 √n
273.22863215097
4 √n
67.203927705884
5 √n
28.967814101264
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20397578
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20397579 can be divided by 8 positive divisors.
The sum of these divisors (counting 20397579) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110011111000001011
3
Ternary
1102101022012220
4
Quaternary
1031303320023
5
Quinary
20210210304
6
Senary
2005105123
8
Octal
115637013
10
Decimal
20397579
12
Duodecimal
69b81a3
16
Hexadecimal
1373e0b
20
Vigesimal
679dij
36
Base36
c56vf
md5
bbe2038ceeb22c7981e9232c22819697
sha1
64b345b451042576967347bcbd11c3fca1841ee6
sha256
9912782b1697279a3d3c934d5da42f154e817266e1e08b29c5d81e7a3503cf86
sha512
5422f2c85e0b15dfad6655d97f2847ca85959034c88ca16506ede754a365ccd1734e0f8f3f3740ee27a438de771f62804cabec51a35329a8103d5222c6544d48
ripemd-160
055a4f15c3d688243907579c677087086a5f9750
Diameter
40795158
Circumference
128161768.67483
Area
1.3070949006623E+15
Volume
3.5548761995676E+22
Surface area
5.2283796026493E+15
Circumference
128161768.67483
Perimeter
81590316
Area
416061229061241
Diagonal
28846532.861377
Surface area
2496367374367446
Volume
8.4866417886138E+21
Space diagonal
35329643.1794
Perimeter
61192737
Area
1.8015979694841E+14
Altitude
17664821.5897
Surface area
1.8015979694841E+14
Volume
1.0001603263717E+21
Height
9615510.9537922