20180345 is an odd 8-digits composite number following 20180344
and preceding 20180346 . In scientific notation, it is written as 2.0180345 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16144272 positive integers (up to 20180345) that are relatively prime to 20180345.
20180345 has 4 divisors, whose sum is 24216420
The reverse of 20180345 is 54308102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred eighty thousand three hundred forty-five
Scientific notation
2.0180345 × 10^7
Engineering notation
2.0180345 × 10^6
Prime Factorization
5 × 4036069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20180345
Product of the distinct prime numbers
The prime factorization of 20180345 is 5 × 4036069.
Since it has a total of 2 prime factors.
2 , 3 , 83 , 9 , 542 , 6 , 9998 , 2363 , 87982 , 17977 , 381315 , 410111 , 8960097 , 1961406 , 44245737 , 80666785 , 876746997 , 794038221 , 2696721865 , 5152067110
n×2
40360690
n×3
60541035
n×4
80721380
n×5
100901725
n÷2
10090172.5
n÷3
6726781.6666667
n÷3
5045086.25
n÷5
4036069
n2
407246324319025
n3
8.2183713247398E+21
n4
1.6584956867136E+29
n5
3.3469015138892E+36
2 √n
4492.2538886399
3 √n
272.25520759691
4 √n
67.02427835225
5 √n
28.905848178832
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
-20180344
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 20180345 can be divided by 4 positive divisors.
The sum of these divisors (counting 20180345) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111110110101111001
3
Ternary
1101222021020012
4
Quaternary
1030332311321
5
Quinary
20131232340
6
Senary
2000311305
8
Octal
114766571
10
Decimal
20180345
12
Duodecimal
6912535
16
Hexadecimal
133ed79
20
Vigesimal
662ah5
36
Base36
c0j95
md5
5975f653afb0c9175019e8a1b0f2eddb
sha1
12bd37629eca3e35ed61f240fa464ea4f1e2db98
sha256
9a1ecb70a47cb46a940791a6ed74ee50a7003dd37abbf171afac58f0a8b8fc58
sha512
e3e41574a6cb73c0784ae3bdc980f38a7c86e7d19ed3d32a685df9e4849a8394559583dcf57ca290765421c36e2dfd483dbe680a036b8a2c3178cee4a1aea6b2
ripemd-160
c2bb0ea1fab95f6a5977fdd087c06b692dd5a913
Diameter
40360690
Circumference
126796847.19782
Area
1.2794020606821E+15
Volume
3.4425033304367E+22
Surface area
5.1176082427284E+15
Circumference
126796847.19782
Perimeter
80721380
Area
407246324319025
Diagonal
28539317.592368
Surface area
2443477945914150
Volume
8.2183713247398E+21
Space diagonal
34953382.854269
Perimeter
60541035
Area
1.7634283122906E+14
Altitude
17476691.427134
Surface area
1.7634283122906E+14
Volume
9.6854434900543E+20
Height
9513105.8641227