72085887 is an odd 8-digits composite number following 72085886
and preceding 72085888 . In scientific notation, it is written as 7.2085887 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 45967680 positive integers (up to 72085887) that are relatively prime to 72085887.
72085887 has 8 divisors, whose sum is 83578080
The reverse of 72085887 is 78858027
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-two million eighty-five thousand eight hundred eighty-seven
Scientific notation
7.2085887 × 10^7
Engineering notation
7.2085887 × 10^6
Prime Factorization
9 × 23 × 348241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72085887
Product of the distinct prime numbers
The prime factorization of 72085887 is 9 × 23 × 348241.
Since it has a total of 3 prime factors.
2 , 5 , 87 , 71 , 147 , 404 , 9889 , 8337 , 5219 , 60776 , 464223 , 866826 , 525487 , 8467515 , 42301939 , 17175920 , 336834812 , 830166791 , 4576739321 , 2933630117
n×2
144171774
n×3
216257661
n×4
288343548
n×5
360429435
n÷2
36042943.5
n÷3
24028629
n÷3
18021471.75
n÷5
14417177.4
n2
5196375104576769
n3
3.7458530859813E+23
n4
2.7002314227465E+31
n5
1.9464857721396E+39
2 √n
8490.3408058805
3 √n
416.18211754537
4 √n
92.143045347332
5 √n
37.288082374638
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
-72085886
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 72085887 can be divided by 8 positive divisors.
The sum of these divisors (counting 72085887) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010111111000101111111
3
Ternary
12000122100020200
4
Quaternary
10102333011333
5
Quinary
121423222022
6
Senary
11053014543
8
Octal
422770577
10
Decimal
72085887
12
Duodecimal
20184453
16
Hexadecimal
44bf17f
20
Vigesimal
12aaee7
36
Base36
16x1tr
md5
cbdeb543f941cc951b8930f2387a0657
sha1
893fb6d47496a7230b705a1b039a13d8d5832cf5
sha256
ea9338c9ab2a2c111bcd20c5fe5269f7c7957aa9eac5767127ff17cd24b7481c
sha512
4eb7dc2a2ba5b34d883f2ec089794364a132e7501d6a3d89a32a65ac59d8077a27cbc5395e8f03507ebcb3344c65ded34279d8789e313f60c3f2aa44e08a17d4
ripemd-160
ea77b6f2b4e00e7fc7afd3e12efdcf8390d3b28a
Diameter
144171774
Circumference
452928986.05341
Area
1.6324893853835E+16
Volume
1.5690592715128E+24
Surface area
6.5299575415341E+16
Circumference
452928986.05341
Perimeter
288343548
Area
5196375104576769
Diagonal
101944839.05109
Surface area
31178250627460614
Volume
3.7458530859813E+23
Space diagonal
124856418.79267
Perimeter
216257661
Area
2.2500964240783E+15
Altitude
62428209.396334
Surface area
2.2500964240783E+15
Volume
4.4145301973766E+22
Height
33981613.017031