72667731 is an odd 8-digits composite number following 72667730
and preceding 72667732 . In scientific notation, it is written as 7.2667731 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 47721960 positive integers (up to 72667731) that are relatively prime to 72667731.
72667731 has 8 divisors, whose sum is 98336704
The reverse of 72667731 is 13776627
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-two million six hundred sixty-seven thousand seven hundred thirty-one
Scientific notation
7.2667731 × 10^7
Engineering notation
7.2667731 × 10^6
Prime Factorization
3 × 67 × 361531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72667731
Product of the distinct prime numbers
The prime factorization of 72667731 is 3 × 67 × 361531.
Since it has a total of 3 prime factors.
2 , 2 , 100 , 68 , 379 , 61 , 3878 , 41 , 33340 , 82226 , 964172 , 662638 , 3007130 , 3251847 , 33822085 , 68794716 , 625625948 , 360097500 , 457412503 , 6600123726
n×2
145335462
n×3
218003193
n×4
290670924
n×5
363338655
n÷2
36333865.5
n÷3
24222577
n÷3
18166932.75
n÷5
14533546.2
n2
5280599128688361
n3
3.8372915700236E+23
n4
2.7884727157904E+31
n5
2.026319852119E+39
2 √n
8524.5369962245
3 √n
417.2988616036
4 √n
92.328419223035
5 √n
37.348083403096
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
-72667730
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 72667731 can be divided by 8 positive divisors.
The sum of these divisors (counting 72667731) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001101001001010011
3
Ternary
12001201220101110
4
Quaternary
10111031021103
5
Quinary
122100331411
6
Senary
11113304403
8
Octal
425151123
10
Decimal
72667731
12
Duodecimal
20405103
16
Hexadecimal
454d253
20
Vigesimal
12e396b
36
Base36
179is3
md5
a8d35934f7cc79fb9759a1c2d258a4c2
sha1
511c0aee86935a1e0db16c33e425872e3ef78252
sha256
ca0801dace6b153a4f62b36678832b36b5f4585799dfb2b29425c45215faf952
sha512
89264c13309d698cae5f24d1bd5afec523022bf1f21bf3042dac449d28d267c1c4f7b6b2a34a176659a6e326d503ae31d3d8cd0d36a832ab1205d29fa597c36c
ripemd-160
e9f1e0ae66274c49646e7a7612d3fc3952088cac
Diameter
145335462
Circumference
456584819.72528
Area
1.658949142924E+16
Volume
1.6073609341424E+24
Surface area
6.635796571696E+16
Circumference
456584819.72528
Perimeter
290670924
Area
5280599128688361
Diagonal
102767690.72708
Surface area
31683594772130166
Volume
3.8372915700236E+23
Space diagonal
125864202.16275
Perimeter
218003193
Area
2.286566496323E+15
Altitude
62932101.081374
Surface area
2.286566496323E+15
Volume
4.5222914842561E+22
Height
34255896.909027