72487768 is an even 8-digits composite number following 72487767
and preceding 72487769 . In scientific notation, it is written as 7.2487768 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 8 positive divisors.
There are 36243880 positive integers (up to 72487768) that are relatively prime to 72487768.
72487768 has 8 divisors, whose sum is 135914580
The reverse of 72487768 is 86778427
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-two million four hundred eighty-seven thousand seven hundred sixty-eight
Scientific notation
7.2487768 × 10^7
Engineering notation
7.2487768 × 10^6
Prime Factorization
2 × 2 × 2 × 9060971
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18121942
Product of the distinct prime numbers
The prime factorization of 72487768 is 2 × 2 × 2 × 9060971.
Since it has a total of 4 prime factors.
1 , 10 , 53 , 11 , 737 , 406 , 7967 , 620 , 65567 , 49964 , 916861 , 629805 , 7221517 , 4268105 , 68246020 , 62931233 , 915306954 , 641781297 , 4692748075 , 1574755619
n×2
144975536
n×3
217463304
n×4
289951072
n×5
362438840
n÷2
36243884
n÷3
24162589.333333
n÷3
18121942
n÷5
14497553.6
n2
5254476509621824
n3
3.8088527419092E+23
n4
2.7609523390168E+31
n5
2.001352726097E+39
2 √n
8513.9748648913
3 √n
416.95409401743
4 √n
92.271202793132
5 √n
37.329566404987
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
-72487767
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 72487768 can be divided by 8 positive divisors.
The sum of these divisors (counting 72487768) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100100001001101011000
3
Ternary
12001101202112011
4
Quaternary
10110201031120
5
Quinary
122024102033
6
Senary
11105355304
8
Octal
424411530
10
Decimal
72487768
12
Duodecimal
20338b34
16
Hexadecimal
4521358
20
Vigesimal
12d0j88
36
Base36
175nx4
md5
f3b316cfa28810bb4fbefaad5953e29e
sha1
89f3ffb3bac3e3fe30f02f0204d9155250256f3e
sha256
5f7bb44ddc16ac2d5636a3f04d9cf676d0e93f6c7767ab5bbc680739dcac1700
sha512
22667effcfe06202bc20d11f47eb6e4157a1098040b9f0231254a45ad2f0f88d2e7ddc85cca4387792fb4bf7a3df48519cf77e61dd64e687a6ecd21da92d6aaf
ripemd-160
7bd9b3080abec713df6b5ce42b43b9f4ea15262f
Diameter
144975536
Circumference
455454078.84784
Area
1.6507424801088E+16
Volume
1.5954485056783E+24
Surface area
6.6029699204352E+16
Circumference
455454078.84784
Perimeter
289951072
Area
5254476509621824
Diagonal
102513184.61175
Surface area
31526859057730944
Volume
3.8088527419092E+23
Space diagonal
125552497.10327
Perimeter
217463304
Area
2.2752550704605E+15
Altitude
62776248.551633
Surface area
2.2752550704605E+15
Volume
4.4887760039082E+22
Height
34171061.537251