72085691 is an odd 8-digits composite number following 72085690
and preceding 72085692 . In scientific notation, it is written as 7.2085691 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 72066384 positive integers (up to 72085691) that are relatively prime to 72085691.
72085691 has 4 divisors, whose sum is 72105000
The reverse of 72085691 is 19658027
Previous prime number is 5059
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million eighty-five thousand six hundred ninety-one
Scientific notation
7.2085691 × 10^7
Engineering notation
7.2085691 × 10^6
Prime Factorization
5059 × 14249
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72085691
Product of the distinct prime numbers
The prime factorization of 72085691 is 5059 × 14249.
Since it has a total of 2 prime factors.
4 , 9 , 27 , 31 , 643 , 478 , 6335 , 1906 , 10087 , 56446 , 843492 , 599498 , 5842984 , 254431 , 32937310 , 55126901 , 168029578 , 819413749 , 447339485 , 807873820
n×2
144171382
n×3
216257073
n×4
288342764
n×5
360428455
n÷2
36042845.5
n÷3
24028563.666667
n÷3
18021422.75
n÷5
14417138.2
n2
5196346846947481
n3
3.7458225313788E+23
n4
2.7002020553781E+31
n5
1.9464593100155E+39
2 √n
8490.3292633443
3 √n
416.18174034824
4 √n
92.142982713521
5 √n
37.288062097515
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
-72085690
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 72085691 can be divided by 4 positive divisors.
The sum of these divisors (counting 72085691) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010111111000010111011
3
Ternary
12000122022222102
4
Quaternary
10102333002323
5
Quinary
121423220231
6
Senary
11053014015
8
Octal
422770273
10
Decimal
72085691
12
Duodecimal
2018430b
16
Hexadecimal
44bf0bb
20
Vigesimal
12aae4b
36
Base36
16x1ob
md5
8dade626550d05d3cee1ee43688d1156
sha1
e192c2078a9ec79f47397bd4eadaba15f5375f37
sha256
82e569482a27e11c6a60ce8e460e97fd4f3fd6aca1d29cd028a80be5c26ef7c4
sha512
4ffebe699507b82e9203a8f7557c42ddf1c817c6e2aa61790bf56a81fad545d87a799916d88895eb76e0f1ab5529885021166b570c25e51f4970645e007e655f
ripemd-160
8504ec37344f5af1acdbd5ff0eb551641a75f2fd
Diameter
144171382
Circumference
452927754.54909
Area
1.6324805079875E+16
Volume
1.5690464728308E+24
Surface area
6.5299220319499E+16
Circumference
452927754.54909
Perimeter
288342764
Area
5196346846947481
Diagonal
101944561.86524
Surface area
31178081081684886
Volume
3.7458225313788E+23
Space diagonal
124856079.31071
Perimeter
216257073
Area
2.2500841881658E+15
Altitude
62428039.655355
Surface area
2.2500841881658E+15
Volume
4.4144941884322E+22
Height
33981520.621745