72676721 is an odd 8-digits composite number following 72676720
and preceding 72676722 . In scientific notation, it is written as 7.2676721 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 66888720 positive integers (up to 72676721) that are relatively prime to 72676721.
72676721 has 8 divisors, whose sum is 78497664
The reverse of 72676721 is 12767627
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million six hundred seventy-six thousand seven hundred twenty-one
Scientific notation
7.2676721 × 10^7
Engineering notation
7.2676721 × 10^6
Prime Factorization
13 × 347 × 16111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72676721
Product of the distinct prime numbers
The prime factorization of 72676721 is 13 × 347 × 16111.
Since it has a total of 3 prime factors.
1 , 10 , 54 , 79 , 486 , 561 , 3054 , 3649 , 81865 , 54550 , 632913 , 559282 , 9228535 , 8463253 , 2979186 , 6092673 , 105642609 , 258698032 , 423245668 , 4129171912
n×2
145353442
n×3
218030163
n×4
290706884
n×5
363383605
n÷2
36338360.5
n÷3
24225573.666667
n÷3
18169180.25
n÷5
14535344.2
n2
5281905775311841
n3
3.8387159238063E+23
n4
2.7898528619273E+31
n5
2.0275735807734E+39
2 √n
8525.0642812826
3 √n
417.31606943446
4 √n
92.331274665102
5 √n
37.349007451918
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
-72676720
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 72676721 can be divided by 8 positive divisors.
The sum of these divisors (counting 72676721) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001111010101110001
3
Ternary
12001202100201102
4
Quaternary
10111033111301
5
Quinary
122101123341
6
Senary
11113414145
8
Octal
425172561
10
Decimal
72676721
12
Duodecimal
2040a355
16
Hexadecimal
454f571
20
Vigesimal
12e4bg1
36
Base36
179ppt
md5
48456ef181f1a4d1f0cfc318aa8464bd
sha1
7add0de341d5cbd1ae0c7bc2475c7b8afbd70c32
sha256
e5a518ec98cff399fbbfcc60e0cf13c11819fa59c38bdd16cd4cb0bda49acf7c
sha512
88b79964513e928f2b8a9d0e1e79a8a1a3d64e8464fdd98fdde5bc95312c47dbf707131ea0a8066e20cfa11b4bcf370d3ba0585bd2a8f28d8f6f3975f809d6c5
ripemd-160
aa3b5dd932f0bbc542f444c59c7f08fe32285877
Diameter
145353442
Circumference
456641305.56119
Area
1.6593596380673E+16
Volume
1.6079575660597E+24
Surface area
6.6374385522693E+16
Circumference
456641305.56119
Perimeter
290706884
Area
5281905775311841
Diagonal
102780404.50701
Surface area
31691434651871046
Volume
3.8387159238063E+23
Space diagonal
125879773.29951
Perimeter
218030163
Area
2.2871322909079E+15
Altitude
62939886.649754
Surface area
2.2871322909079E+15
Volume
4.523970101287E+22
Height
34260134.835669