72321838 is an even 8-digits composite number following 72321837
and preceding 72321839 . In scientific notation, it is written as 7.2321838 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 36160918 positive integers (up to 72321838) that are relatively prime to 72321838.
72321838 has 4 divisors, whose sum is 108482760
The reverse of 72321838 is 83812327
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million three hundred twenty-one thousand eight hundred thirty-eight
Scientific notation
7.2321838 × 10^7
Engineering notation
7.2321838 × 10^6
Prime Factorization
2 × 36160919
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72321838
Product of the distinct prime numbers
The prime factorization of 72321838 is 2 × 36160919.
Since it has a total of 2 prime factors.
6 , 2 , 64 , 49 , 809 , 526 , 1472 , 2720 , 5009 , 84453 , 19631 , 303977 , 380190 , 9879374 , 3904234 , 45420780 , 850093665 , 449130785 , 6624403616 , 2242550555
n×2
144643676
n×3
216965514
n×4
289287352
n×5
361609190
n÷2
36160919
n÷3
24107279.333333
n÷3
18080459.5
n÷5
14464367.6
n2
5230448251698244
n3
3.782756311267E+23
n4
2.7357588913693E+31
n5
1.9785511134867E+39
2 √n
8504.2247148109
3 √n
416.63570443705
4 √n
92.21835345966
5 √n
37.312460693422
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
-72321837
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 72321838 can be divided by 4 positive divisors.
The sum of these divisors (counting 72321838) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011111000101100101110
3
Ternary
12001002022220121
4
Quaternary
10103320230232
5
Quinary
122003244323
6
Senary
11102035154
8
Octal
423705456
10
Decimal
72321838
12
Duodecimal
20278aba
16
Hexadecimal
44f8b2e
20
Vigesimal
12c04bi
36
Base36
1723vy
md5
4b6fb91fcbcebfef1ca354de7137041a
sha1
a52637ecac5184e38587cf845c89d17dd568b005
sha256
38b927ac8c7ab42086f9989e9574e87b09cc35952e35df13f80587253ef946b1
sha512
6f6aa2421aae8827562296501834b350eb5e26032f738eaf3d08b7a1a9dba699ea859f6a42e4b5336b750d6866058e9d6a2f2273ef1fca6b2fdfe62da3d34c89
ripemd-160
9fa5c1344090090d7f47a03f475100c68cfaf9eb
Diameter
144643676
Circumference
454411509.90982
Area
1.6431937802517E+16
Volume
1.5845172583729E+24
Surface area
6.5727751210067E+16
Circumference
454411509.90982
Perimeter
289287352
Area
5230448251698244
Diagonal
102278524.15535
Surface area
31382689510189464
Volume
3.782756311267E+23
Space diagonal
125265097.91277
Perimeter
216965514
Area
2.2648505295753E+15
Altitude
62632548.956383
Surface area
2.2648505295753E+15
Volume
4.4580210654552E+22
Height
34092841.385117