20172913 is an odd 8-digits composite number following 20172912
and preceding 20172914 . In scientific notation, it is written as 2.0172913 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19792240 positive integers (up to 20172913) that are relatively prime to 20172913.
20172913 has 4 divisors, whose sum is 20553588
The reverse of 20172913 is 31927102
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred seventy-two thousand nine hundred thirteen
Scientific notation
2.0172913 × 10^7
Engineering notation
2.0172913 × 10^6
Prime Factorization
53 × 380621
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20172913
Product of the distinct prime numbers
The prime factorization of 20172913 is 53 × 380621.
Since it has a total of 2 prime factors.
9 , 9 , 20 , 82 , 457 , 803 , 6296 , 8603 , 43495 , 25397 , 800611 , 806087 , 1264303 , 6934478 , 43292001 , 14083972 , 18173604 , 606777801 , 5234915949 , 2060068285
n×2
40345826
n×3
60518739
n×4
80691652
n×5
100864565
n÷2
10086456.5
n÷3
6724304.3333333
n÷3
5043228.25
n÷5
4034582.6
n2
406946418905569
n3
8.2092947042436E+21
n4
1.6560538786007E+29
n5
3.3407430816324E+36
2 √n
4491.4266107775
3 √n
272.22178152242
4 √n
67.018106589022
5 √n
28.903718780971
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
-20172912
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 20172913 can be divided by 4 positive divisors.
The sum of these divisors (counting 20172913) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111101000001110001
3
Ternary
1101221220000221
4
Quaternary
1030331001301
5
Quinary
20131013123
6
Senary
2000213041
8
Octal
114750161
10
Decimal
20172913
12
Duodecimal
690a181
16
Hexadecimal
133d071
20
Vigesimal
661c5d
36
Base36
c0dip
md5
a927ee0a289b8536de653c9997e0f178
sha1
56c4553fdf88f0a40d6af8c22202f7f94af76afb
sha256
576ee2b5dd7d8aabd70b90348872ca2856961c7784edb7fe8e0454817ba4ffcc
sha512
e92d077ed7d579ffd0267df1ea35866b20800982d6bd48207b7e9c6793a29cbb2fa6da5940e0634b975b8597d178ca613e5854d5f47c343549a5a68d4fdab291
ripemd-160
09c5cba4904a9a9a85e56c1607f507473b8b44d5
Diameter
40345826
Circumference
126750150.56461
Area
1.2784598800384E+15
Volume
3.438701324534E+22
Surface area
5.1138395201536E+15
Circumference
126750150.56461
Perimeter
80691652
Area
406946418905569
Diagonal
28528807.157173
Surface area
2441678513433414
Volume
8.2092947042436E+21
Space diagonal
34940510.252667
Perimeter
60518739
Area
1.7621296837566E+14
Altitude
17470255.126333
Surface area
1.7621296837566E+14
Volume
9.6747465902158E+20
Height
9509602.3857242