72742212 is an even 8-digits composite number following 72742211
and preceding 72742213 . In scientific notation, it is written as 7.2742212 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 18 positive divisors.
There are 24247296 positive integers (up to 72742212) that are relatively prime to 72742212.
72742212 has 18 divisors, whose sum is 143015418
The reverse of 72742212 is 21224727
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
seventy-two million seven hundred forty-two thousand two hundred twelve
Scientific notation
7.2742212 × 10^7
Engineering notation
7.2742212 × 10^6
Prime Factorization
2 × 2 × 9 × 9 × 224513
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4041234
Product of the distinct prime numbers
The prime factorization of 72742212 is 2 × 2 × 9 × 9 × 224513.
Since it has a total of 5 prime factors.
6 , 1 , 94 , 24 , 617 , 879 , 7577 , 5790 , 9594 , 52264 , 549022 , 705872 , 3929166 , 9393865 , 6089211 , 74671907 , 484417483 , 433303081 , 7247958612 , 4014343786
n×2
145484424
n×3
218226636
n×4
290968848
n×5
363711060
n÷2
36371106
n÷3
24247404
n÷3
18185553
n÷5
14548442.4
n2
5291429406652944
n3
3.8491027968178E+23
n4
2.7999225165592E+31
n5
2.0367255728312E+39
2 √n
8528.9045017517
3 √n
417.4413834783
4 √n
92.352068205058
5 √n
37.355736271319
1 , 2 , 4 , 9 , 18 , 36 , 81 , 162 , 324 , 224513 , 449026 , 898052 , 2020617 , 4041234 , 8082468 , 18185553 , 36371106 , 72742212
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72742211
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72742212 can be divided by 18 positive divisors.
The sum of these divisors (counting 72742212) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
100010101011111010101000100
3
Ternary
12001212200120000
4
Quaternary
10111133111010
5
Quinary
122110222322
6
Senary
11115041300
8
Octal
425372504
10
Decimal
72742212
12
Duodecimal
20440230
16
Hexadecimal
455f544
20
Vigesimal
12ecfac
36
Base36
17b490
md5
ac2afc0661118db661eb215ee24b119e
sha1
43718bcde5ada6c785aa9578d993bc10de3905d2
sha256
22d605ff638e2a8be6c427cb06cb3497cedb7ded93e69dd34caa7f2077e83385
sha512
73ab28ad6e55938285003419a607540dc2142d878d00c769434102c532fb2b5c9ccd22d21a53b578120a75cc353b51fb5a2ff744da7cfd44d44f365ae38301a9
ripemd-160
b1c71b99b7c1388ee8b00a2dd017bfa3d6ddbfe9
Diameter
145484424
Circumference
457052797.65014
Area
1.662351575093E+16
Volume
1.6123084092526E+24
Surface area
6.649406300372E+16
Circumference
457052797.65014
Perimeter
290968848
Area
5291429406652944
Diagonal
102873022.76742
Surface area
31748576439917664
Volume
3.8491027968178E+23
Space diagonal
125993207.03895
Perimeter
218226636
Area
2.2912561442467E+15
Altitude
62996603.519473
Surface area
2.2912561442467E+15
Volume
4.5362111485233E+22
Height
34291007.58914