72648987 is an odd 8-digits composite number following 72648986
and preceding 72648988 . In scientific notation, it is written as 7.2648987 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 47054880 positive integers (up to 72648987) that are relatively prime to 72648987.
72648987 has 8 divisors, whose sum is 96904704
The reverse of 72648987 is 78984627
Previous prime number is 5063
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-two million six hundred forty-eight thousand nine hundred eighty-seven
Scientific notation
7.2648987 × 10^7
Engineering notation
7.2648987 × 10^6
Prime Factorization
3 × 5063 × 4783
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72648987
Product of the distinct prime numbers
The prime factorization of 72648987 is 3 × 5063 × 4783.
Since it has a total of 3 prime factors.
5 , 2 , 15 , 97 , 317 , 579 , 8328 , 9821 , 45290 , 77657 , 730023 , 596246 , 2244900 , 3897165 , 92585373 , 54882221 , 265041195 , 620095015 , 9849955092 , 2975210572
n×2
145297974
n×3
217946961
n×4
290595948
n×5
363244935
n÷2
36324493.5
n÷3
24216329
n÷3
18162246.75
n÷5
14529797.4
n2
5277875312126169
n3
3.8343229493827E+23
n4
2.7855967810351E+31
n5
2.0237078433266E+39
2 √n
8523.4375107699
3 √n
417.2629789985
4 √n
92.322464821786
5 √n
37.346156482562
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
-72648986
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 72648987 can be divided by 8 positive divisors.
The sum of these divisors (counting 72648987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001000100100011011
3
Ternary
12001200221200020
4
Quaternary
10111020210123
5
Quinary
122044231422
6
Senary
11113041523
8
Octal
425104433
10
Decimal
72648987
12
Duodecimal
203b62a3
16
Hexadecimal
454891b
20
Vigesimal
12e1297
36
Base36
1794bf
md5
361fee532fdcdd3e5a1b8149b89d25f8
sha1
ccdadbc615122f75ea8922b05bfe8ce1669fa55d
sha256
f61c1bdbe799329aa433b3c6adf3f0628d6b82a7bb9f4437fd795c824cd7139b
sha512
8ac6a0fa69f85b89fa70c3915233141c06073ca7ea6f3685107791b5abda655bc04e3cc7da5f90edb4174f6da68a18b5b4f20ec1818ae0fb6e5604ac6a483d12
ripemd-160
a9a222d0faa6acd1b58f6d50a48042fb5c02e865
Diameter
145297974
Circumference
456467047.69988
Area
1.6580934307139E+16
Volume
1.6061174412362E+24
Surface area
6.6323737228554E+16
Circumference
456467047.69988
Perimeter
290595948
Area
5277875312126169
Diagonal
102741182.70807
Surface area
31667251872757014
Volume
3.8343229493827E+23
Space diagonal
125831736.60241
Perimeter
217946961
Area
2.285387049154E+15
Altitude
62915868.301205
Surface area
2.285387049154E+15
Volume
4.5187929312796E+22
Height
34247060.902689