72648985 is an odd 8-digits composite number following 72648984
and preceding 72648986 . In scientific notation, it is written as 7.2648985 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 58119184 positive integers (up to 72648985) that are relatively prime to 72648985.
72648985 has 4 divisors, whose sum is 87178788
The reverse of 72648985 is 58984627
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-two million six hundred forty-eight thousand nine hundred eighty-five
Scientific notation
7.2648985 × 10^7
Engineering notation
7.2648985 × 10^6
Prime Factorization
5 × 14529797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72648985
Product of the distinct prime numbers
The prime factorization of 72648985 is 5 × 14529797.
Since it has a total of 2 prime factors.
8 , 4 , 37 , 18 , 730 , 972 , 8709 , 2728 , 48504 , 38695 , 661016 , 188355 , 6728875 , 9700121 , 48759771 , 42609197 , 545914701 , 830865492 , 5428779310 , 2242852026
n×2
145297970
n×3
217946955
n×4
290595940
n×5
363244925
n÷2
36324492.5
n÷3
24216328.333333
n÷3
18162246.25
n÷5
14529797
n2
5277875021530225
n3
3.8343226327102E+23
n4
2.7855964742893E+31
n5
2.0237075647669E+39
2 √n
8523.4373934464
3 √n
417.26297516947
4 √n
92.322464186385
5 √n
37.346156276936
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
-72648984
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 72648985 can be divided by 4 positive divisors.
The sum of these divisors (counting 72648985) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001000100100011001
3
Ternary
12001200221200011
4
Quaternary
10111020210121
5
Quinary
122044231420
6
Senary
11113041521
8
Octal
425104431
10
Decimal
72648985
12
Duodecimal
203b62a1
16
Hexadecimal
4548919
20
Vigesimal
12e1295
36
Base36
1794bd
md5
97742a6996f289eef49af1c3413e300e
sha1
0268f45a9510e3e1b272e8415be2f7ceab577689
sha256
c3b317a7fb85a0e5d15d9be49de876ab338bd00e4ca4b23484c8a039c40cf3f7
sha512
829d6402b0b0d5d7f9749cda81eb22fcff08cda328873cf6b700e4236c8b2d9036847dc55d1ea3c1cbfefb94919db70d43a3f8cb913cb1df03230b12fa88398c
ripemd-160
305535bd4669b31913904075fe350398f58bf8cc
Diameter
145297970
Circumference
456467035.13351
Area
1.6580933394204E+16
Volume
1.6061173085887E+24
Surface area
6.6323733576818E+16
Circumference
456467035.13351
Perimeter
290595940
Area
5277875021530225
Diagonal
102741179.87964
Surface area
31667250129181350
Volume
3.8343226327102E+23
Space diagonal
125831733.13831
Perimeter
217946955
Area
2.2853869233223E+15
Altitude
62915866.569155
Surface area
2.2853869233223E+15
Volume
4.5187925580774E+22
Height
34247059.95988