72648491 is an odd 8-digits composite number following 72648490
and preceding 72648492 . In scientific notation, it is written as 7.2648491 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 72005472 positive integers (up to 72648491) that are relatively prime to 72648491.
72648491 has 4 divisors, whose sum is 73291512
The reverse of 72648491 is 19484627
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-two million six hundred forty-eight thousand four hundred ninety-one
Scientific notation
7.2648491 × 10^7
Engineering notation
7.2648491 × 10^6
Prime Factorization
113 × 642907
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72648491
Product of the distinct prime numbers
The prime factorization of 72648491 is 113 × 642907.
Since it has a total of 2 prime factors.
6 , 8 , 19 , 69 , 357 , 630 , 454 , 2219 , 2627 , 27913 , 890163 , 683676 , 5277710 , 9677493 , 31000482 , 54422238 , 577071966 , 866067994 , 4488609739 , 3745305091
n×2
145296982
n×3
217945473
n×4
290593964
n×5
363242455
n÷2
36324245.5
n÷3
24216163.666667
n÷3
18162122.75
n÷5
14529698.2
n2
5277803244577081
n3
3.8342444151343E+23
n4
2.7855207088468E+31
n5
2.0236387614697E+39
2 √n
8523.4084144783
3 √n
417.26202939633
4 √n
92.322307241957
5 √n
37.346105487372
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
-72648490
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 72648491 can be divided by 4 positive divisors.
The sum of these divisors (counting 72648491) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001000011100101011
3
Ternary
12001200220222212
4
Quaternary
10111020130223
5
Quinary
122044222431
6
Senary
11113035335
8
Octal
425103453
10
Decimal
72648491
12
Duodecimal
203b5b4b
16
Hexadecimal
454872b
20
Vigesimal
12e114b
36
Base36
1793xn
md5
0f77b469c0dab52a9d88c7060b1eede2
sha1
c09f4ec677f23139026901dbcefe494ac435dfbc
sha256
6f2843a0da2d52e2adb192674925b3b6ce2a7d9d5d28b8f703e0f576cdec977d
sha512
7e7402ea0b42f61c00facc31b6ad6ec50e65e89e375239d01fe5b75737c6c0c9ec078ffba4b0e02cbc77fafc0d908e903154880dd5d3b5e6499d58de7276718d
ripemd-160
fd1c71280640236bef28759263aff15fc0194c3f
Diameter
145296982
Circumference
456463931.23997
Area
1.6580707900256E+16
Volume
1.6060845448871E+24
Surface area
6.6322831601023E+16
Circumference
456463931.23997
Perimeter
290593964
Area
5277803244577081
Diagonal
102740481.25814
Surface area
31666819467462486
Volume
3.8342444151343E+23
Space diagonal
125830877.50521
Perimeter
217945473
Area
2.2853558429898E+15
Altitude
62915438.752605
Surface area
2.2853558429898E+15
Volume
4.5187003777802E+22
Height
34246827.086047