72686906 is an even 8-digits composite number following 72686905
and preceding 72686907 . In scientific notation, it is written as 7.2686906 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 36343452 positive integers (up to 72686906) that are relatively prime to 72686906.
72686906 has 4 divisors, whose sum is 109030362
The reverse of 72686906 is 60968627
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-two million six hundred eighty-six thousand nine hundred six
Scientific notation
7.2686906 × 10^7
Engineering notation
7.2686906 × 10^6
Prime Factorization
2 × 36343453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72686906
Product of the distinct prime numbers
The prime factorization of 72686906 is 2 × 36343453.
Since it has a total of 2 prime factors.
1 , 2 , 10 , 23 , 248 , 514 , 3063 , 2436 , 99116 , 60138 , 902905 , 908775 , 2890615 , 8410467 , 99556501 , 6805941 , 245387870 , 679751346 , 6293157133 , 8310333025
n×2
145373812
n×3
218060718
n×4
290747624
n×5
363434530
n÷2
36343453
n÷3
24228968.666667
n÷3
18171726.5
n÷5
14537381.2
n2
5283386303852836
n3
3.8403300362984E+23
n4
2.791417083574E+31
n5
2.0289947116054E+39
2 √n
8525.661616555
3 √n
417.33556290992
4 √n
92.334509348104
5 √n
37.350054219888
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
-72686905
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 72686906 can be divided by 4 positive divisors.
The sum of these divisors (counting 72686906) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101010001110100111010
3
Ternary
12001202212200122
4
Quaternary
10111101310322
5
Quinary
122101440111
6
Senary
11113533242
8
Octal
425216472
10
Decimal
72686906
12
Duodecimal
20414222
16
Hexadecimal
4551d3a
20
Vigesimal
12e5h56
36
Base36
179xkq
md5
da947d3901f63b70a4eb8945d3bcc7b0
sha1
90743a3459eafa4c8c576d5fe5eb2a8dadbc00e2
sha256
441a7346d44808e3335b4a04050eefb27373ca6d4fd0dc4efebc9bb5062c5156
sha512
7bb5905134b4358cf4c797d3be9aa90de4387ce013cf2a8d7e4faf9a3c10a08d645eb1e06a053e1fe35e9dc6af8df9c8faea1306357af7fd5074bd610c539014
ripemd-160
188e1c33e2b617298b8f7f0e62c1f4d052a4dd1f
Diameter
145373812
Circumference
456705299.80354
Area
1.6598247598261E+16
Volume
1.6086336839194E+24
Surface area
6.6392990393044E+16
Circumference
456705299.80354
Perimeter
290747624
Area
5283386303852836
Diagonal
102794808.27214
Surface area
31700317823117016
Volume
3.8403300362984E+23
Space diagonal
125897414.23698
Perimeter
218060718
Area
2.2877733785717E+15
Altitude
62948707.118492
Surface area
2.2877733785717E+15
Volume
4.5258723511016E+22
Height
34264936.090713