72291331 is an odd 8-digits composite number following 72291330
and preceding 72291332 . In scientific notation, it is written as 7.2291331 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 61963992 positive integers (up to 72291331) that are relatively prime to 72291331.
72291331 has 4 divisors, whose sum is 82618672
The reverse of 72291331 is 13319227
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-two million two hundred ninety-one thousand three hundred thirty-one
Scientific notation
7.2291331 × 10^7
Engineering notation
7.2291331 × 10^6
Prime Factorization
7 × 10327333
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72291331
Product of the distinct prime numbers
The prime factorization of 72291331 is 7 × 10327333.
Since it has a total of 2 prime factors.
4 , 6 , 63 , 41 , 239 , 726 , 1072 , 8215 , 12687 , 39442 , 958217 , 249106 , 4292373 , 1367058 , 59099214 , 97125040 , 141194035 , 114105960 , 5701643555 , 3096417550
n×2
144582662
n×3
216873993
n×4
289165324
n×5
361456655
n÷2
36145665.5
n÷3
24097110.333333
n÷3
18072832.75
n÷5
14458266.2
n2
5226036537751561
n3
3.7779713716869E+23
n4
2.7311457893914E+31
n5
1.9743816427015E+39
2 √n
8502.4308876932
3 √n
416.57711405195
4 √n
92.208626970003
5 √n
37.309312312846
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72291330
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72291331 can be divided by 4 positive divisors.
The sum of these divisors (counting 72291331) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011110001010000000011
3
Ternary
12001000210001201
4
Quaternary
10103301100003
5
Quinary
122001310311
6
Senary
11101242031
8
Octal
423612003
10
Decimal
72291331
12
Duodecimal
20263317
16
Hexadecimal
44f1403
20
Vigesimal
12bg86b
36
Base36
171gcj
md5
8356cb9a8667057e5a2f605830e87636
sha1
dbdaa54715c84c691920d570141df52b7be3b149
sha256
77c07c454c19026a0358c06d4682b494c0b76493ca5cf09767047b34914a0092
sha512
e17cd9a6391aedec7af8eb416565f94e6cd78d6d79f406ee28d309e231fc0e6542ab7114d9efecb66d659ca498703aab16c7d276b84c1173b903a76727802836
ripemd-160
a6088e8c2156a47e2b76d4caaf76c979e09f6fad
Diameter
144582662
Circumference
454219828.77566
Area
1.6418077994392E+16
Volume
1.5825129475686E+24
Surface area
6.5672311977569E+16
Circumference
454219828.77566
Perimeter
289165324
Area
5226036537751561
Diagonal
102235380.7422
Surface area
31356219226509366
Volume
3.7779713716869E+23
Space diagonal
125212258.23878
Perimeter
216873993
Area
2.2629402013993E+15
Altitude
62606129.11939
Surface area
2.2629402013993E+15
Volume
4.4523819600808E+22
Height
34078460.247401