20085680 is an even 8-digits composite number following 20085679
and preceding 20085681 . In scientific notation, it is written as 2.0085680 × 10^7.
The sum of its digits is 29. It has a total of 6 prime factors and 20 positive divisors.
There are 8034240 positive integers (up to 20085680) that are relatively prime to 20085680.
20085680 has 20 divisors, whose sum is 46699392
The reverse of 20085680 is 08658002
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eighty-five thousand six hundred eighty
Scientific notation
2.0085680 × 10^7
Engineering notation
2.0085680 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 5 × 251071
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2510710
Product of the distinct prime numbers
The prime factorization of 20085680 is 2 × 2 × 2 × 2 × 5 × 251071.
Since it has a total of 6 prime factors.
4 , 9 , 3 , 43 , 46 , 574 , 2970 , 8850 , 72652 , 75124 , 290495 , 166200 , 7700023 , 8994306 , 98502838 , 15798084 , 262045079 , 866250861 , 3437097204 , 5761819581
n×2
40171360
n×3
60257040
n×4
80342720
n×5
100428400
n÷2
10042840
n÷3
6695226.6666667
n÷3
5021420
n÷5
4017136
n2
403434541062400
n3
8.1032570927262E+21
n4
1.6275942892223E+29
n5
3.2691338063146E+36
2 √n
4481.7050326857
3 √n
271.82882828907
4 √n
66.945537810116
5 √n
28.878677968498
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 40 , 80 , 251071 , 502142 , 1004284 , 1255355 , 2008568 , 2510710 , 4017136 , 5021420 , 10042840 , 20085680
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20085679
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20085680 can be divided by 20 positive divisors.
The sum of these divisors (counting 20085680) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001100100111101110110000
3
Ternary
1101210110101002
4
Quaternary
1030213232300
5
Quinary
20120220210
6
Senary
1554301132
8
Octal
114475660
10
Decimal
20085680
12
Duodecimal
68877a8
16
Hexadecimal
1327bb0
20
Vigesimal
65ae40
36
Base36
byi7k
md5
0cb9aee8d720531ff891f42c6a101fc5
sha1
0a828ab5045a0d29502fa985feeb3d8bb627dfff
sha256
8c1fa53cec32bfbc31786209827c1db084ab7276c095e822cbb7e59cf164569f
sha512
1c7ef7dfec34195850400576eed985cbeeffd082131e76787958f3ef2486fdf0d86d2d0004f3b931fd69fd216762cb000676846f35e14dfc7374c34aa065b95f
ripemd-160
82ed01de8d22b76692d4e320158ced73818055c8
Diameter
40171360
Circumference
126202049.46071
Area
1.267426990406E+15
Volume
3.3942843936877E+22
Surface area
5.069707961624E+15
Circumference
126202049.46071
Perimeter
80342720
Area
403434541062400
Diagonal
28405441.065486
Surface area
2420607246374400
Volume
8.1032570927262E+21
Space diagonal
34789418.26457
Perimeter
60257040
Area
1.7469228066208E+14
Altitude
17394709.132285
Surface area
1.7469228066208E+14
Volume
9.5497800666078E+20
Height
9468480.355162