72742479 is an odd 8-digits composite number following 72742478
and preceding 72742480 . In scientific notation, it is written as 7.2742479 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 48140736 positive integers (up to 72742479) that are relatively prime to 72742479.
72742479 has 8 divisors, whose sum is 97698480
The reverse of 72742479 is 97424727
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million seven hundred forty-two thousand four hundred seventy-nine
Scientific notation
7.2742479 × 10^7
Engineering notation
7.2742479 × 10^6
Prime Factorization
3 × 137 × 176989
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72742479
Product of the distinct prime numbers
The prime factorization of 72742479 is 3 × 137 × 176989.
Since it has a total of 3 prime factors.
8 , 7 , 3 , 7 , 152 , 539 , 6603 , 8743 , 56164 , 52845 , 978911 , 394229 , 8960960 , 7443355 , 35680279 , 87836987 , 362931571 , 424001752 , 3825899765 , 5807470326
n×2
145484958
n×3
218227437
n×4
290969916
n×5
363712395
n÷2
36371239.5
n÷3
24247493
n÷3
18185619.75
n÷5
14548495.8
n2
5291468251065441
n3
3.8491451813229E+23
n4
2.7999636252034E+31
n5
2.0367629520712E+39
2 √n
8528.9201543923
3 √n
417.44189421665
4 √n
92.352152949416
5 √n
37.355763694095
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
-72742478
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 72742479 can be divided by 8 positive divisors.
The sum of these divisors (counting 72742479) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101011111011001001111
3
Ternary
12001212200220220
4
Quaternary
10111133121033
5
Quinary
122110224404
6
Senary
11115042423
8
Octal
425373117
10
Decimal
72742479
12
Duodecimal
20440413
16
Hexadecimal
455f64f
20
Vigesimal
12ecg3j
36
Base36
17b4gf
md5
4588d6de6ff038def2e1488abfb5162c
sha1
cea7071fb72cf7304096346e75e6e1faa98c5a43
sha256
bbf85aae6c3c5a81520a676f40c6ec7a800c2621db5535c1cc98390cac890c1a
sha512
8603a1122ebefc4188c5c105e2eeb377e30b24397a91f8d195a6e098b43dc464229e9dd15ed45ddc43529f96c476725f9684c40f98d1451cbf0dc5b39a246f99
ripemd-160
252ec0fff89c752bccb51407b3649d0c6b18703b
Diameter
145484958
Circumference
457054475.26062
Area
1.6623637784251E+16
Volume
1.6123261632326E+24
Surface area
6.6494551137003E+16
Circumference
457054475.26062
Perimeter
290969916
Area
5291468251065441
Diagonal
102873400.36244
Surface area
31748809506392646
Volume
3.8491451813229E+23
Space diagonal
125993669.49651
Perimeter
218227437
Area
2.2912729643707E+15
Altitude
62996834.748256
Surface area
2.2912729643707E+15
Volume
4.5362610991416E+22
Height
34291133.454147