72065409 is an odd 8-digits composite number following 72065408
and preceding 72065410 . In scientific notation, it is written as 7.2065409 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 44347920 positive integers (up to 72065409) that are relatively prime to 72065409.
72065409 has 8 divisors, whose sum is 103478592
The reverse of 72065409 is 90456027
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-two million sixty-five thousand four hundred nine
Scientific notation
7.2065409 × 10^7
Engineering notation
7.2065409 × 10^6
Prime Factorization
3 × 13 × 1847831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72065409
Product of the distinct prime numbers
The prime factorization of 72065409 is 3 × 13 × 1847831.
Since it has a total of 3 prime factors.
7 , 4 , 67 , 3 , 835 , 111 , 7128 , 6175 , 47132 , 35037 , 902692 , 250303 , 7672315 , 6333866 , 36027075 , 25020114 , 984090840 , 896183490 , 4212083433 , 5563346485
n×2
144130818
n×3
216196227
n×4
288261636
n×5
360327045
n÷2
36032704.5
n÷3
24021803
n÷3
18016352.25
n÷5
14413081.8
n2
5193423174337281
n3
3.7426616516869E+23
n4
2.6971644267744E+31
n5
1.9437225755574E+39
2 √n
8489.1347615643
3 √n
416.14270444658
4 √n
92.136500701754
5 √n
37.285963590603
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
-72065408
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 72065409 can be divided by 8 positive divisors.
The sum of these divisors (counting 72065409) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010111010000110000001
3
Ternary
12000121022011020
4
Quaternary
10102322012001
5
Quinary
121422043114
6
Senary
11052340053
8
Octal
422720601
10
Decimal
72065409
12
Duodecimal
20174629
16
Hexadecimal
44ba181
20
Vigesimal
12a83a9
36
Base36
16wm0x
md5
4d3ddfa4adec6f4cbe5fa9cb301c4dba
sha1
b03a5f7a7d6e2d4380a4080ee5064da68bfa7c39
sha256
7e797ab672cb927ec45a04dc9c62bdeefcc011da653d5685dd4a04953b038f53
sha512
cad54b486b8c851c0605ab64485742b73a2529ea730f6ce49056c662ece8933eeafb2b03fc28786f57c7847e0d092ed3d412da8745827f531746f2eb27a27b56
ripemd-160
72948f1cdedb464ba0f861f1ff591a793e22aeaf
Diameter
144130818
Circumference
452800318.98469
Area
1.6315620091481E+16
Volume
1.5677224466416E+24
Surface area
6.5262480365924E+16
Circumference
452800318.98469
Perimeter
288261636
Area
5193423174337281
Diagonal
101915878.78576
Surface area
31160539046023686
Volume
3.7426616516869E+23
Space diagonal
124820949.85623
Perimeter
216196227
Area
2.2488182007895E+15
Altitude
62410474.928116
Surface area
2.2488182007895E+15
Volume
4.4107690559911E+22
Height
33971959.595255