72648979 is an odd 8-digits composite number following 72648978
and preceding 72648980 . In scientific notation, it is written as 7.2648979 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 67060584 positive integers (up to 72648979) that are relatively prime to 72648979.
72648979 has 4 divisors, whose sum is 78237376
The reverse of 72648979 is 97984627
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-two million six hundred forty-eight thousand nine hundred seventy-nine
Scientific notation
7.2648979 × 10^7
Engineering notation
7.2648979 × 10^6
Prime Factorization
13 × 5588383
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72648979
Product of the distinct prime numbers
The prime factorization of 72648979 is 13 × 5588383.
Since it has a total of 2 prime factors.
3 , 6 , 61 , 78 , 395 , 717 , 6339 , 7830 , 95449 , 46297 , 635831 , 550843 , 6581569 , 7249251 , 83944679 , 51118571 , 860728977 , 91240060 , 2712001530 , 899555472
n×2
145297958
n×3
217946937
n×4
290595916
n×5
363244895
n÷2
36324489.5
n÷3
24216326.333333
n÷3
18162244.75
n÷5
14529795.8
n2
5277874149742441
n3
3.8343216826928E+23
n4
2.7855955540519E+31
n5
2.0237067290881E+39
2 √n
8523.4370414757
3 √n
417.26296368237
4 √n
92.322462280182
5 √n
37.346155660061
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
-72648978
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 72648979 can be divided by 4 positive divisors.
The sum of these divisors (counting 72648979) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001000100100010011
3
Ternary
12001200221122221
4
Quaternary
10111020210103
5
Quinary
122044231404
6
Senary
11113041511
8
Octal
425104423
10
Decimal
72648979
12
Duodecimal
203b6297
16
Hexadecimal
4548913
20
Vigesimal
12e128j
36
Base36
1794b7
md5
93853441fef34bda2cd70883d1bede32
sha1
1e4302e73801fc7e5150fceb82428a71b30c996d
sha256
911624d7fd5f5a625b832ee00fa4b93d1ba9e34f683c5bbdd779397fd56bc92e
sha512
cce5509ccd163f3e903b642619462b92626f575d39940642f313bdfec5723d6d0a70a93ecc819484cddab159eb185d31daff4adba49c0b193fe140285fd0f35a
ripemd-160
f8253f9ef2e991fb2247846b27978074898079d4
Diameter
145297958
Circumference
456466997.4344
Area
1.6580930655402E+16
Volume
1.6061169106464E+24
Surface area
6.6323722621609E+16
Circumference
456466997.4344
Perimeter
290595916
Area
5277874149742441
Diagonal
102741171.39436
Surface area
31667244898454646
Volume
3.8343216826928E+23
Space diagonal
125831722.746
Perimeter
217946937
Area
2.2853865458271E+15
Altitude
62915861.373002
Surface area
2.2853865458271E+15
Volume
4.5187914384712E+22
Height
34247057.131453