72649688 is an even 8-digits composite number following 72649687
and preceding 72649689 . In scientific notation, it is written as 7.2649688 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 8 positive divisors.
There are 36324840 positive integers (up to 72649688) that are relatively prime to 72649688.
72649688 has 8 divisors, whose sum is 136218180
The reverse of 72649688 is 88694627
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-two million six hundred forty-nine thousand six hundred eighty-eight
Scientific notation
7.2649688 × 10^7
Engineering notation
7.2649688 × 10^6
Prime Factorization
2 × 2 × 2 × 9081211
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18162422
Product of the distinct prime numbers
The prime factorization of 72649688 is 2 × 2 × 2 × 9081211.
Since it has a total of 4 prime factors.
7 , 9 , 68 , 3 , 902 , 878 , 5057 , 923 , 87707 , 17120 , 618640 , 205296 , 4931095 , 513327 , 48554100 , 40438275 , 294381840 , 659763227 , 6166317723 , 1859909595
n×2
145299376
n×3
217949064
n×4
290598752
n×5
363248440
n÷2
36324844
n÷3
24216562.666667
n÷3
18162422
n÷5
14529937.6
n2
5277977166497344
n3
3.8344339441716E+23
n4
2.7857042970067E+31
n5
2.023805480378E+39
2 √n
8523.4786325772
3 √n
417.26432107002
4 √n
92.322687528999
5 √n
37.346228553917
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72649687
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72649688 can be divided by 8 positive divisors.
The sum of these divisors (counting 72649688) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001000101111011000
3
Ternary
12001200222122012
4
Quaternary
10111020233120
5
Quinary
122044242223
6
Senary
11113045052
8
Octal
425105730
10
Decimal
72649688
12
Duodecimal
203b6788
16
Hexadecimal
4548bd8
20
Vigesimal
12e1448
36
Base36
1794uw
md5
5246ebeeec8b09fe2d21fa2a04fd222e
sha1
6bb4d125e2a9eecae5cbed93d5d19252df318111
sha256
2b02145f4bbd8819b5847eb828348ecf78abda16edd8ab47da8bda3592ae1e06
sha512
2efd830f6f2221f3f4ec2e33cf7c72e71865095b076933f3cff4304f37a287e8b23f06c242f140ca3c5b06c00b3905a99aeb3e1e1669acfffbf36fcc8b3366a5
ripemd-160
589668f3bde21bf05b76358e695a760bf42fccee
Diameter
145299376
Circumference
456471452.21278
Area
1.6581254292083E+16
Volume
1.6061639346246E+24
Surface area
6.6325017168331E+16
Circumference
456471452.21278
Perimeter
290598752
Area
5277977166497344
Diagonal
102742174.07177
Surface area
31667862998984064
Volume
3.8344339441716E+23
Space diagonal
125832950.77003
Perimeter
217949064
Area
2.2854311533905E+15
Altitude
62916475.385013
Surface area
2.2854311533905E+15
Volume
4.5189237398927E+22
Height
34247391.357258