72608731 is an odd 8-digits composite number following 72608730
and preceding 72608732 . In scientific notation, it is written as 7.2608731 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 67023432 positive integers (up to 72608731) that are relatively prime to 72608731.
72608731 has 4 divisors, whose sum is 78194032
The reverse of 72608731 is 13780627
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million six hundred eight thousand seven hundred thirty-one
Scientific notation
7.2608731 × 10^7
Engineering notation
7.2608731 × 10^6
Prime Factorization
13 × 5585287
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72608731
Product of the distinct prime numbers
The prime factorization of 72608731 is 13 × 5585287.
Since it has a total of 2 prime factors.
10 , 3 , 31 , 10 , 141 , 225 , 6747 , 4254 , 66659 , 71843 , 801363 , 629192 , 9800463 , 3671565 , 90820941 , 26823925 , 83832610 , 413258836 , 9222927591 , 2840670675
n×2
145217462
n×3
217826193
n×4
290434924
n×5
363043655
n÷2
36304365.5
n÷3
24202910.333333
n÷3
18152182.75
n÷5
14521746.2
n2
5272027817430361
n3
3.8279524962032E+23
n4
2.779427730776E+31
n5
2.0181072043785E+39
2 √n
8521.0756950047
3 √n
417.18589399616
4 √n
92.309672813875
5 √n
37.342016740844
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
-72608730
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 72608731 can be divided by 4 positive divisors.
The sum of these divisors (counting 72608731) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100111110101111011011
3
Ternary
12001121220110021
4
Quaternary
10110332233123
5
Quinary
122041434411
6
Senary
11112131311
8
Octal
424765733
10
Decimal
72608731
12
Duodecimal
20396b37
16
Hexadecimal
453ebdb
20
Vigesimal
12dg1gb
36
Base36
178997
md5
8002dcdcd558aa84d608505d1155beb4
sha1
9fb51b85410146121dedcefe678c1a3feafe808e
sha256
d3dc4f0fb75046fbd4efbee1f9720048dd7ee2744b5a5c2596a9fdad14ee85cc
sha512
005c21e25f4b0af6a70407f906471f5a78b3d6449370669919545c32f3e24130f2876845b66e9110693d8b878c4cc9cc3b21576aab1df016bb4f894b9449f2e7
ripemd-160
74362152a641bfbc488f7f788f7245c328d51c7a
Diameter
145217462
Circumference
456214111.79215
Area
1.656256386076E+16
Volume
1.6034489920483E+24
Surface area
6.6250255443041E+16
Circumference
456214111.79215
Perimeter
290434924
Area
5272027817430361
Diagonal
102684252.1269
Surface area
31632166904582166
Volume
3.8279524962032E+23
Space diagonal
125762011.1651
Perimeter
217826193
Area
2.2828550096765E+15
Altitude
62881005.582551
Surface area
2.2828550096765E+15
Volume
4.5112852802087E+22
Height
34228084.0423