20854585 is an odd 8-digits composite number following 20854584
and preceding 20854586 . In scientific notation, it is written as 2.0854585 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 16619184 positive integers (up to 20854585) that are relatively prime to 20854585.
20854585 has 8 divisors, whose sum is 25122240
The reverse of 20854585 is 58545802
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eight hundred fifty-four thousand five hundred eighty-five
Scientific notation
2.0854585 × 10^7
Engineering notation
2.0854585 × 10^6
Prime Factorization
5 × 263 × 15859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20854585
Product of the distinct prime numbers
The prime factorization of 20854585 is 5 × 263 × 15859.
Since it has a total of 3 prime factors.
7 , 6 , 96 , 39 , 394 , 289 , 6331 , 5229 , 78385 , 53613 , 686269 , 251895 , 5138628 , 4430424 , 48559403 , 75311384 , 255785147 , 78743896 , 9871514503 , 6681411182
n×2
41709170
n×3
62563755
n×4
83418340
n×5
104272925
n÷2
10427292.5
n÷3
6951528.3333333
n÷3
5213646.25
n÷5
4170917
n2
434913715522225
n3
9.0699450480241E+21
n4
1.8914993994935E+29
n5
3.9446435004185E+36
2 √n
4566.6820559351
3 √n
275.25413422201
4 √n
67.577230306777
5 √n
29.096470472664
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
-20854584
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 20854585 can be divided by 8 positive divisors.
The sum of these divisors (counting 20854585) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100011011100111001
3
Ternary
1110020112010001
4
Quaternary
1033203130321
5
Quinary
20314321320
6
Senary
2022553001
8
Octal
117433471
10
Decimal
20854585
12
Duodecimal
6b98761
16
Hexadecimal
13e3739
20
Vigesimal
6a6g95
36
Base36
cezi1
md5
8f6bf73036bdc3d4e34edd777a1aa811
sha1
f702b211907dd6d7831d5b4754c54060530cb5d3
sha256
84cb84fc4027fed2e558219d08580322147140216c0f616eecc79a81c22a229a
sha512
2acf884ef4a1f6aca223989df6c19bbf2305bdeccf042f38fac5a1d35b7f5ab5afe9fd359f5a3c4ee717e1a94b996eca5519f04e46132dbd4d0541173126803e
ripemd-160
bef4a3843fdcd14f482aa5a34c7d2a2252d76100
Diameter
41709170
Circumference
131033222.05933
Area
1.3663217336301E+15
Volume
3.7992096975114E+22
Surface area
5.4652869345203E+15
Circumference
131033222.05933
Perimeter
83418340
Area
434913715522225
Diagonal
29492836.944663
Surface area
2609482293133350
Volume
9.0699450480241E+21
Space diagonal
36121200.790764
Perimeter
62563755
Area
1.8832316304826E+14
Altitude
18060600.395382
Surface area
1.8832316304826E+14
Volume
1.0689032747412E+21
Height
9830945.6482208