72085609 is an odd 8-digits composite number following 72085608
and preceding 72085610 . In scientific notation, it is written as 7.2085609 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 71643204 positive integers (up to 72085609) that are relatively prime to 72085609.
72085609 has 4 divisors, whose sum is 72528016
The reverse of 72085609 is 90658027
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-two million eighty-five thousand six hundred nine
Scientific notation
7.2085609 × 10^7
Engineering notation
7.2085609 × 10^6
Prime Factorization
163 × 442243
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72085609
Product of the distinct prime numbers
The prime factorization of 72085609 is 163 × 442243.
Since it has a total of 2 prime factors.
8 , 4 , 49 , 26 , 858 , 949 , 4044 , 8651 , 47968 , 40044 , 191578 , 387452 , 1871738 , 5565996 , 46933093 , 78412734 , 263199995 , 44409788 , 2399201957 , 3621205211
n×2
144171218
n×3
216256827
n×4
288342436
n×5
360428045
n÷2
36042804.5
n÷3
24028536.333333
n÷3
18021402.25
n÷5
14417121.8
n2
5196335024900881
n3
3.7458097483801E+23
n4
2.7001897691012E+31
n5
1.9464482392123E+39
2 √n
8490.3244343193
3 √n
416.18158254107
4 √n
92.142956509542
5 √n
37.288053614215
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
-72085608
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 72085609 can be divided by 4 positive divisors.
The sum of these divisors (counting 72085609) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010111111000001101001
3
Ternary
12000122022212101
4
Quaternary
10102333001221
5
Quinary
121423214414
6
Senary
11053013401
8
Octal
422770151
10
Decimal
72085609
12
Duodecimal
20184261
16
Hexadecimal
44bf069
20
Vigesimal
12aae09
36
Base36
16x1m1
md5
9d8805df2c6c0cbc8a09131fb3e3b95f
sha1
ba0f6eeb18df4fbed212f0ab5e8713f55f06974a
sha256
c6889e033f6a3fb79d4d42fc1516380fb24639d82fa1f8525c55adea0d73c011
sha512
e9396381c88b3b4e40002e2bd8b214b20820f2366604b828ae3eb44951d56b3bfe80cf73f2a977193d76fd8d1e2d78f7532a28fa6169be8aff2c9dcff523cf12
ripemd-160
92c9da810777fdefdcb929aae591d7b1c6b208e9
Diameter
144171218
Circumference
452927239.32789
Area
1.632476793982E+16
Volume
1.5690411183008E+24
Surface area
6.529907175928E+16
Circumference
452927239.32789
Perimeter
288342436
Area
5196335024900881
Diagonal
101944445.89972
Surface area
31178010149405286
Volume
3.7458097483801E+23
Space diagonal
124855937.28254
Perimeter
216256827
Area
2.2500790690695E+15
Altitude
62427968.641272
Surface area
2.2500790690695E+15
Volume
4.4144791235237E+22
Height
33981481.966575