72697215 is an odd 8-digits composite number following 72697214
and preceding 72697216 . In scientific notation, it is written as 7.2697215 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 38771840 positive integers (up to 72697215) that are relatively prime to 72697215.
72697215 has 4 divisors, whose sum is 77543712
The reverse of 72697215 is 51279627
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-two million six hundred ninety-seven thousand two hundred fifteen
Scientific notation
7.2697215 × 10^7
Engineering notation
7.2697215 × 10^6
Prime Factorization
15 × 4846481
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72697215
Product of the distinct prime numbers
The prime factorization of 72697215 is 15 × 4846481.
Since it has a total of 2 prime factors.
7 , 8 , 44 , 90 , 641 , 247 , 6014 , 5325 , 58976 , 5727 , 270620 , 96532 , 8819009 , 5702556 , 58315806 , 96272018 , 592802032 , 225037514 , 7322165692 , 1029153339
n×2
145394430
n×3
218091645
n×4
290788860
n×5
363486075
n÷2
36348607.5
n÷3
24232405
n÷3
18174303.75
n÷5
14539443
n2
5284885068756225
n3
3.8419642609366E+23
n4
2.7930010189962E+31
n5
2.0304339557319E+39
2 √n
8526.2661816296
3 √n
417.35529185963
4 √n
92.337783066465
5 √n
37.351113612531
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
-72697214
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 72697215 can be divided by 4 positive divisors.
The sum of these divisors (counting 72697215) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101010100010101111111
3
Ternary
12001210101211110
4
Quaternary
10111110111333
5
Quinary
122102302330
6
Senary
11114053103
8
Octal
425242577
10
Decimal
72697215
12
Duodecimal
2041a193
16
Hexadecimal
455457f
20
Vigesimal
12e730f
36
Base36
17a5j3
md5
06148d78eecbe7ee02d43839b6785566
sha1
c702ebf4cc10b61afa9fcc209f3aae3abecb6698
sha256
6c911751a50640c84f1be6f3c1992758a2c39c9bf5226560cb0681f264d003e4
sha512
7f3fb16245c6d97cf8d606c8a0aa05ef24a8e1cedcf813508e38765ba84133991a127479050eb04635743146ee4ef49ade44a3658560fc0be7dcb583ff30ec6d
ripemd-160
6d3f210fd0df689ec0562ac6eff314a007c4b609
Diameter
145394430
Circumference
456770073.16088
Area
1.6602956107071E+16
Volume
1.6093182263351E+24
Surface area
6.6411824428284E+16
Circumference
456770073.16088
Perimeter
290788860
Area
5284885068756225
Diagonal
102809387.39975
Surface area
31709310412537350
Volume
3.8419642609366E+23
Space diagonal
125915269.94876
Perimeter
218091645
Area
2.288422362812E+15
Altitude
62957634.974379
Surface area
2.288422362812E+15
Volume
4.5277983033077E+22
Height
34269795.799918