72164805 is an odd 8-digits composite number following 72164804
and preceding 72164806 . In scientific notation, it is written as 7.2164805 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 38487888 positive integers (up to 72164805) that are relatively prime to 72164805.
72164805 has 8 divisors, whose sum is 115463712
The reverse of 72164805 is 50846127
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-two million one hundred sixty-four thousand eight hundred five
Scientific notation
7.2164805 × 10^7
Engineering notation
7.2164805 × 10^6
Prime Factorization
5 × 3 × 4810987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72164805
Product of the distinct prime numbers
The prime factorization of 72164805 is 5 × 3 × 4810987.
Since it has a total of 3 prime factors.
3 , 2 , 19 , 69 , 196 , 604 , 4674 , 5142 , 26823 , 80551 , 351391 , 892894 , 6107869 , 6853378 , 39174233 , 49841331 , 342151620 , 170744141 , 2244012684 , 2197966070
n×2
144329610
n×3
216494415
n×4
288659220
n×5
360824025
n÷2
36082402.5
n÷3
24054935
n÷3
18041201.25
n÷5
14432961
n2
5207759080688025
n3
3.7581691854483E+23
n4
2.7120754642489E+31
n5
1.957163970228E+39
2 √n
8494.9870511967
3 √n
416.33393774802
4 √n
92.1682540314
5 √n
37.296243231671
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
-72164804
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 72164805 can be divided by 8 positive divisors.
The sum of these divisors (counting 72164805) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010010010111000101
3
Ternary
12000210100111120
4
Quaternary
10103102113011
5
Quinary
121433233210
6
Senary
11054424153
8
Octal
423222705
10
Decimal
72164805
12
Duodecimal
20202059
16
Hexadecimal
44d25c5
20
Vigesimal
12b0c05
36
Base36
16yqpx
md5
c8f1a763e0f59549554028caf48781f5
sha1
cd5fdb7b3f90e50fd23cd14f9cb05a9df2fe6325
sha256
1e1b5cc3a92838de6a7b965194b5f2d645f433796da63983734bf0b12bc6b3e9
sha512
4a15477d5cec061622997e7267b9628f97a0fc36c06074c04a7d9ef170e7cc2845f99a43c7b0b1c998ec9e1f1bf1173f091db6ac1989259418756229969869e3
ripemd-160
0eaf3e7834e7d0875dedc577fe035a65a1dc74fc
Diameter
144329610
Circumference
453424842.47148
Area
1.6360657669555E+16
Volume
1.5742182271936E+24
Surface area
6.544263067822E+16
Circumference
453424842.47148
Perimeter
288659220
Area
5207759080688025
Diagonal
102056445.95701
Surface area
31246554484128150
Volume
3.7581691854483E+23
Space diagonal
124993108.7783
Perimeter
216494415
Area
2.2550258303325E+15
Altitude
62496554.38915
Surface area
2.2550258303325E+15
Volume
4.4290448597947E+22
Height
34018815.319003