72742450 is an even 8-digits composite number following 72742449
and preceding 72742451 . In scientific notation, it is written as 7.2742450 × 10^7.
The sum of its digits is 31. It has a total of 5 prime factors and 32 positive divisors.
There are 25056000 positive integers (up to 72742450) that are relatively prime to 72742450.
72742450 has 32 divisors, whose sum is 140353920
The reverse of 72742450 is 05424727
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-two million seven hundred forty-two thousand four hundred fifty
Scientific notation
7.2742450 × 10^7
Engineering notation
7.2742450 × 10^6
Prime Factorization
2 × 55 × 19 × 5 × 6961
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
72742450
Product of the distinct prime numbers
The prime factorization of 72742450 is 2 × 55 × 19 × 5 × 6961.
Since it has a total of 5 prime factors.
5 , 6 , 65 , 58 , 221 , 530 , 8515 , 964 , 13656 , 12113 , 668983 , 335563 , 5754729 , 2307739 , 10586145 , 62893365 , 344247601 , 593125156 , 4259247672 , 3629759013
n×2
145484900
n×3
218227350
n×4
290969800
n×5
363712250
n÷2
36371225
n÷3
24247483.333333
n÷3
18185612.5
n÷5
14548490
n2
5291464032002500
n3
3.8491405777474E+23
n4
2.7999591601976E+31
n5
2.0367588921272E+39
2 √n
8528.9184542942
3 √n
417.44183874326
4 √n
92.352143744984
5 √n
37.355760715595
1 , 2 , 5 , 10 , 19 , 38 , 55 , 95 , 110 , 190 , 275 , 550 , 1045 , 2090 , 5225 , 6961 , 10450 , 13922 , 34805 , 69610 , 132259 , 264518 , 382855 , 661295 , 765710 , 1322590 , 1914275 , 3828550 , 7274245 , 14548490 , 36371225 , 72742450
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72742449
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72742450 can be divided by 32 positive divisors.
The sum of these divisors (counting 72742450) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010101011111011000110010
3
Ternary
12001212200212211
4
Quaternary
10111133120302
5
Quinary
122110224300
6
Senary
11115042334
8
Octal
425373062
10
Decimal
72742450
12
Duodecimal
204403aa
16
Hexadecimal
455f632
20
Vigesimal
12ecg2a
36
Base36
17b4fm
md5
a0eeeb89cb2310be7b6251c35e7b345a
sha1
a4cfebd484874650792ab439aa090b4256545b4b
sha256
9703adcf82873ee394306ce000276ab5b0ae5fb3970eada5fd6cd997e1448bb5
sha512
bb600091280359355c81eae2b3e4decb1928848bb6aa56c1aa90f03a3b1b8e7a31dc41af23869dc416177f4bcf56b57e411cf5dc2cbc933f9ba30ba66745ecb4
ripemd-160
7ff9c50d1538f6de639f51bd06063eddd5bb4a06
Diameter
145484900
Circumference
457054293.04825
Area
1.6623624529674E+16
Volume
1.6123242348914E+24
Surface area
6.6494498118695E+16
Circumference
457054293.04825
Perimeter
290969800
Area
5291464032002500
Diagonal
102873359.35025
Surface area
31748784192015000
Volume
3.8491405777474E+23
Space diagonal
125993619.26704
Perimeter
218227350
Area
2.2912711374629E+15
Altitude
62996809.633519
Surface area
2.2912711374629E+15
Volume
4.5362556737758E+22
Height
34291119.783416