72029781 is an odd 8-digits composite number following 72029780
and preceding 72029782 . In scientific notation, it is written as 7.2029781 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 48019848 positive integers (up to 72029781) that are relatively prime to 72029781.
72029781 has 6 divisors, whose sum is 104043030
The reverse of 72029781 is 18792027
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-two million twenty-nine thousand seven hundred eighty-one
Scientific notation
7.2029781 × 10^7
Engineering notation
7.2029781 × 10^6
Prime Factorization
3 × 3 × 8003309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
24009927
Product of the distinct prime numbers
The prime factorization of 72029781 is 3 × 3 × 8003309.
Since it has a total of 3 prime factors.
7 , 4 , 31 , 85 , 217 , 711 , 4798 , 752 , 11427 , 62584 , 224244 , 664594 , 5247450 , 5866711 , 788542 , 93101047 , 159263582 , 548609424 , 4323672254 , 9464064849
n×2
144059562
n×3
216089343
n×4
288119124
n×5
360148905
n÷2
36014890.5
n÷3
24009927
n÷3
18007445.25
n÷5
14405956.2
n2
5188289350907961
n3
3.7371134571053E+23
n4
2.6918346388745E+31
n5
1.9389225952634E+39
2 √n
8487.0360550666
3 √n
416.07411501534
4 √n
92.125110882248
5 √n
37.282276143024
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72029780
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72029781 can be divided by 6 positive divisors.
The sum of these divisors (counting 72029781) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100010010110001011001010101
3
Ternary
12000112111021200
4
Quaternary
10102301121111
5
Quinary
121414423111
6
Senary
11051503113
8
Octal
422613125
10
Decimal
72029781
12
Duodecimal
20157a99
16
Hexadecimal
44b1655
20
Vigesimal
12a3e91
36
Base36
16vuj9
md5
9cceff7082a7112d6ed33cf3b72c2629
sha1
90501dd9823fd1e608a787e52e823f1661a0a9be
sha256
3641f07bcbab2d278362559db34f908eba741f9c73c8b08aae9c93563a1ef467
sha512
c094729ffb3de0fa6bd3c6ae2268b68a39c8282152fcc827d800cd70ffd3d197245384f29eddaa8c4767d883625c7c6bdc8fd703d4998b7897e07a511cbc6a78
ripemd-160
76ea0d1cc4cc81960735eef5c1c8ecb6b390a3b0
Diameter
144059562
Circumference
452576461.65856
Area
1.6299491709511E+16
Volume
1.5653984243298E+24
Surface area
6.5197966838042E+16
Circumference
452576461.65856
Perimeter
288119124
Area
5188289350907961
Diagonal
101865493.18496
Surface area
31129736105447766
Volume
3.7371134571053E+23
Space diagonal
124759240.35006
Perimeter
216089343
Area
2.2465951900353E+15
Altitude
62379620.17503
Surface area
2.2465951900353E+15
Volume
4.4042304459711E+22
Height
33955164.394988