82081806 is an even 8-digits composite number following 82081805
and preceding 82081807 . In scientific notation, it is written as 8.2081806 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 27360600 positive integers (up to 82081806) that are relatively prime to 82081806.
82081806 has 8 divisors, whose sum is 164163624
The reverse of 82081806 is 60818028
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighty-two million eighty-one thousand eight hundred six
Scientific notation
8.2081806 × 10^7
Engineering notation
8.2081806 × 10^6
Prime Factorization
2 × 3 × 13680301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82081806
Product of the distinct prime numbers
The prime factorization of 82081806 is 2 × 3 × 13680301.
Since it has a total of 3 prime factors.
10 , 3 , 27 , 41 , 572 , 671 , 8593 , 6054 , 6580 , 70280 , 328082 , 216920 , 218805 , 27750 , 31990166 , 67007343 , 619068604 , 35856254 , 3052809257 , 6409505612
n×2
164163612
n×3
246245418
n×4
328327224
n×5
410409030
n÷2
41040903
n÷3
27360602
n÷3
20520451.5
n÷5
16416361.2
n2
6737422876221636
n3
5.5301983746599E+23
n4
4.5392867013035E+31
n5
3.7259285039477E+39
2 √n
9059.9009928365
3 √n
434.59257399554
4 √n
95.183512190066
5 √n
38.269199743483
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
-82081805
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 82081806 can be divided by 8 positive divisors.
The sum of these divisors (counting 82081806) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111001000111100000001110
3
Ternary
12201110012001220
4
Quaternary
10321013200032
5
Quinary
132003104211
6
Senary
12051144210
8
Octal
471074016
10
Decimal
82081806
12
Duodecimal
235a5066
16
Hexadecimal
4e4780e
20
Vigesimal
15d04a6
36
Base36
1cvaq6
md5
57a11b1a8d7652c64a1619bed8806aa4
sha1
9b6594b44d815388823586524ea0d38af665df10
sha256
1dbaf43666f1cb963cb7324b20f1ce6a7832fe0926601f5c2381208c912311e9
sha512
75eeacb47faa98d80d8d05326af44d2f1e199875caa92aca3b6b02825cd36efebe1241ca16fb9f458591b96450712b26a9c5e4ce66dd417d117fbbcc1f0dc7e3
ripemd-160
69f249973084584a898ee6923b9cf7113e3b66f9
Diameter
164163612
Circumference
515735197.44597
Area
2.1166238212066E+16
Volume
2.3164840782301E+24
Surface area
8.4664952848263E+16
Circumference
515735197.44597
Perimeter
328327224
Area
6737422876221636
Diagonal
116081203.26928
Surface area
40424537257329816
Volume
5.5301983746599E+23
Space diagonal
142169858.36901
Perimeter
246245418
Area
2.9173896834232E+15
Altitude
71084929.184506
Surface area
2.9173896834232E+15
Volume
6.5174012867147E+22
Height
38693734.423092