72742419 is an odd 8-digits composite number following 72742418
and preceding 72742420 . In scientific notation, it is written as 7.2742419 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 48353904 positive integers (up to 72742419) that are relatively prime to 72742419.
72742419 has 8 divisors, whose sum is 81060000
The reverse of 72742419 is 91424727
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-two million seven hundred forty-two thousand four hundred nineteen
Scientific notation
7.2742419 × 10^7
Engineering notation
7.2742419 × 10^6
Prime Factorization
9 × 349 × 23159
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72742419
Product of the distinct prime numbers
The prime factorization of 72742419 is 9 × 349 × 23159.
Since it has a total of 3 prime factors.
4 , 2 , 97 , 34 , 643 , 64 , 3749 , 105 , 58655 , 60418 , 749695 , 835644 , 2994735 , 8944834 , 5252661 , 44974771 , 785032365 , 427394518 , 7394907978 , 9428074791
n×2
145484838
n×3
218227257
n×4
290969676
n×5
363712095
n÷2
36371209.5
n÷3
24247473
n÷3
18185604.75
n÷5
14548483.8
n2
5291459521971561
n3
3.8491356566879E+23
n4
2.7999543872664E+31
n5
2.0367545521942E+39
2 √n
8528.9166369475
3 √n
417.44177944409
4 √n
92.35213390576
5 √n
37.355757531681
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
-72742418
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 72742419 can be divided by 8 positive divisors.
The sum of these divisors (counting 72742419) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101011111011000010011
3
Ternary
12001212200211200
4
Quaternary
10111133120103
5
Quinary
122110224134
6
Senary
11115042243
8
Octal
425373023
10
Decimal
72742419
12
Duodecimal
20440383
16
Hexadecimal
455f613
20
Vigesimal
12ecg0j
36
Base36
17b4er
md5
ced2dc489c404706a8599ae68a1fbcd8
sha1
429d17767a96d10a194a7c542ebb7268912dd9ff
sha256
6231e284692d72149039a2a1cec8d9951caa551b91fdb4f1ae3a12c589154141
sha512
3ae0a32ccd7e7e279426099c90949720ca73d7fbd92d40a3635e3be213ba51043f4ec6abd38b486793197cd9c3664d8f21f8d56fe263d11ecc13dd0c943ec1a3
ripemd-160
715996da3c99dfa13964cd695fdfdb1da320b546
Diameter
145484838
Circumference
457054098.2695
Area
1.6623610360994E+16
Volume
1.6123221735629E+24
Surface area
6.6494441443974E+16
Circumference
457054098.2695
Perimeter
290969676
Area
5291459521971561
Diagonal
102873315.50963
Surface area
31748757131829366
Volume
3.8491356566879E+23
Space diagonal
125993565.57346
Perimeter
218227257
Area
2.2912691845622E+15
Altitude
62996782.786732
Surface area
2.2912691845622E+15
Volume
4.5362498742516E+22
Height
34291105.169875