20212085 is an odd 8-digits composite number following 20212084
and preceding 20212086 . In scientific notation, it is written as 2.0212085 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 16169664 positive integers (up to 20212085) that are relatively prime to 20212085.
20212085 has 4 divisors, whose sum is 24254508
The reverse of 20212085 is 58021202
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred twelve thousand eighty-five
Scientific notation
2.0212085 × 10^7
Engineering notation
2.0212085 × 10^6
Prime Factorization
5 × 4042417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20212085
Product of the distinct prime numbers
The prime factorization of 20212085 is 5 × 4042417.
Since it has a total of 2 prime factors.
8 , 3 , 67 , 44 , 644 , 835 , 7566 , 8538 , 38704 , 46479 , 858833 , 94678 , 3855892 , 9728004 , 44326345 , 65381132 , 671008583 , 63060925 , 4996381966 , 2995464816
n×2
40424170
n×3
60636255
n×4
80848340
n×5
101060425
n÷2
10106042.5
n÷3
6737361.6666667
n÷3
5053021.25
n÷5
4042417
n2
408528380047225
n3
8.2572103424268E+21
n4
1.6689543730401E+29
n5
3.3733047649008E+36
2 √n
4495.7852484299
3 √n
272.39786874906
4 √n
67.050617062261
5 √n
28.914935188585
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
-20212084
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 20212085 can be divided by 4 positive divisors.
The sum of these divisors (counting 20212085) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000110100101110101
3
Ternary
1102000212202202
4
Quaternary
1031012211311
5
Quinary
20133241320
6
Senary
2001114245
8
Octal
115064565
10
Decimal
20212085
12
Duodecimal
6928985
16
Hexadecimal
1346975
20
Vigesimal
666a45
36
Base36
c17qt
md5
3518e685bc763cb7b1c4cee021fc6217
sha1
9ab19207dcc181d413274fd4a7d1694e4b2d1f80
sha256
9ab9354213672a9fc16bcfe6c207d0f5e0ecbc60dcfbc6dbf5a7f83d60356b94
sha512
b1a0d36a4348a758102f8474f82fa877e6bc806381fea6175550222f40cc36491288782a79067b7573015a45ec0ba8b8bc730a020f54710b3157d077187a433d
ripemd-160
812e5dbb98a242238c66b8e97f8433ad5a432125
Diameter
40424170
Circumference
126996275.49946
Area
1.2834297575393E+15
Volume
3.4587721801218E+22
Surface area
5.1337190301572E+15
Circumference
126996275.49946
Perimeter
80848340
Area
408528380047225
Diagonal
28584204.730838
Surface area
2451170280283350
Volume
8.2572103424268E+21
Space diagonal
35008358.146901
Perimeter
60636255
Area
1.768979776439E+14
Altitude
17504179.07345
Surface area
1.768979776439E+14
Volume
9.7312157113562E+20
Height
9528068.2436126