20172939 is an odd 8-digits composite number following 20172938
and preceding 20172940 . In scientific notation, it is written as 2.0172939 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13378560 positive integers (up to 20172939) that are relatively prime to 20172939.
20172939 has 8 divisors, whose sum is 27037392
The reverse of 20172939 is 93927102
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred seventy-two thousand nine hundred thirty-nine
Scientific notation
2.0172939 × 10^7
Engineering notation
2.0172939 × 10^6
Prime Factorization
3 × 193 × 34841
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20172939
Product of the distinct prime numbers
The prime factorization of 20172939 is 3 × 193 × 34841.
Since it has a total of 3 prime factors.
1 , 6 , 47 , 17 , 376 , 523 , 9474 , 5869 , 66650 , 99457 , 788311 , 355473 , 2312588 , 4839287 , 92727155 , 21961549 , 846299896 , 684065987 , 4059056827 , 1582638986
n×2
40345878
n×3
60518817
n×4
80691756
n×5
100864695
n÷2
10086469.5
n÷3
6724313
n÷3
5043234.75
n÷5
4034587.8
n2
406947467897721
n3
8.2093264461052E+21
n4
1.6560624162837E+29
n5
3.3407646103883E+36
2 √n
4491.4295051798
3 √n
272.22189847402
4 √n
67.0181281832
5 √n
28.903726231519
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
-20172938
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 20172939 can be divided by 8 positive divisors.
The sum of these divisors (counting 20172939) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111101000010001011
3
Ternary
1101221220001220
4
Quaternary
1030331002023
5
Quinary
20131013224
6
Senary
2000213123
8
Octal
114750213
10
Decimal
20172939
12
Duodecimal
690a1a3
16
Hexadecimal
133d08b
20
Vigesimal
661c6j
36
Base36
c0djf
md5
9efa7846c88b3a8c2ee5c0d839cc929e
sha1
1f9752cb6ef16641a415aa5362f43bb34dbbcabb
sha256
49fc1092e4a17a35b756d173f9ea7790372b2799a950ca79069efdcb84224f14
sha512
d8ac7ee39c0ed14a49ab539b8b202fadb4062f45748f4d3d74f4b0fcfc181b9792c408946bbb0044cc4a329266fbb0135d8a7be659704b721c275bdc0a4026d7
ripemd-160
8eb73539e018edb7023a485f3a93e39249586556
Diameter
40345878
Circumference
126750313.92743
Area
1.2784631755444E+15
Volume
3.4387146205339E+22
Surface area
5.1138527021778E+15
Circumference
126750313.92743
Perimeter
80691756
Area
406947467897721
Diagonal
28528843.926725
Surface area
2441684807386326
Volume
8.2093264461052E+21
Space diagonal
34940555.285988
Perimeter
60518817
Area
1.7621342260259E+14
Altitude
17470277.642994
Surface area
1.7621342260259E+14
Volume
9.6747839983584E+20
Height
9509614.6422417