20208085 is an odd 8-digits composite number following 20208084
and preceding 20208086 . In scientific notation, it is written as 2.0208085 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 16009104 positive integers (up to 20208085) that are relatively prime to 20208085.
20208085 has 8 divisors, whose sum is 24485760
The reverse of 20208085 is 58080202
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred eight thousand eighty-five
Scientific notation
2.0208085 × 10^7
Engineering notation
2.0208085 × 10^6
Prime Factorization
5 × 103 × 39239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20208085
Product of the distinct prime numbers
The prime factorization of 20208085 is 5 × 103 × 39239.
Since it has a total of 3 prime factors.
2 , 6 , 9 , 74 , 676 , 622 , 1192 , 6517 , 30217 , 28445 , 991562 , 163488 , 3680226 , 6286935 , 95720066 , 85326317 , 112832299 , 455093319 , 1898142704 , 9251327618
n×2
40416170
n×3
60624255
n×4
80832340
n×5
101040425
n÷2
10104042.5
n÷3
6736028.3333333
n÷3
5052021.25
n÷5
4041617
n2
408366699367225
n3
8.2523089719823E+21
n4
1.6676336115208E+29
n5
3.369968177047E+36
2 √n
4495.3403653116
3 √n
272.37989825665
4 √n
67.047299463227
5 √n
28.913790636723
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
-20208084
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 20208085 can be divided by 8 positive divisors.
The sum of these divisors (counting 20208085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000101100111010101
3
Ternary
1102000200021121
4
Quaternary
1031011213111
5
Quinary
20133124320
6
Senary
2001043541
8
Octal
115054725
10
Decimal
20208085
12
Duodecimal
69265b1
16
Hexadecimal
13459d5
20
Vigesimal
666045
36
Base36
c14np
md5
b357448f4240266e85c918299b29f146
sha1
7adf0170ad779d534c66bf2fad19e7bdac40e801
sha256
3fa0359a159d140eb133579d4c4dcb84dd95de3e1ed242a536018ff30ad7da40
sha512
03850ee10f892e63f5878a7d7a3deee0e8d9e9077ffe0935eb5c6ff1bd41e9807504a1861499329f4cb2377907c1f73f87f80c4a76ae4ae8e7fc13facb8e0d73
ripemd-160
15308296136b6f862e21e797f7b48c91c997217a
Diameter
40416170
Circumference
126971142.75824
Area
1.2829218227028E+15
Volume
3.456719098871E+22
Surface area
5.1316872908111E+15
Circumference
126971142.75824
Perimeter
80832340
Area
408366699367225
Diagonal
28578547.876588
Surface area
2450200196203350
Volume
8.2523089719823E+21
Space diagonal
35001429.943671
Perimeter
60624255
Area
1.7682796785581E+14
Altitude
17500714.971835
Surface area
1.7682796785581E+14
Volume
9.7254393908922E+20
Height
9526182.6255294