20705255 is an odd 8-digits composite number following 20705254
and preceding 20705256 . In scientific notation, it is written as 2.0705255 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 16546816 positive integers (up to 20705255) that are relatively prime to 20705255.
20705255 has 8 divisors, whose sum is 24872400
The reverse of 20705255 is 55250702
Previous prime number is 1409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million seven hundred five thousand two hundred fifty-five
Scientific notation
2.0705255 × 10^7
Engineering notation
2.0705255 × 10^6
Prime Factorization
5 × 1409 × 2939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20705255
Product of the distinct prime numbers
The prime factorization of 20705255 is 5 × 1409 × 2939.
Since it has a total of 3 prime factors.
7 , 2 , 72 , 11 , 975 , 874 , 443 , 9138 , 3089 , 9631 , 509486 , 674807 , 9907979 , 5075554 , 37330020 , 13893888 , 753473926 , 628235962 , 5755820775 , 4482049439
n×2
41410510
n×3
62115765
n×4
82821020
n×5
103526275
n÷2
10352627.5
n÷3
6901751.6666667
n÷3
5176313.75
n÷5
4141051
n2
428707584615025
n3
8.8764998598882E+21
n4
1.8379019310645E+29
n5
3.8054228147683E+36
2 √n
4550.3027371813
3 √n
274.59557080638
4 √n
67.455931816122
5 √n
29.054681344617
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
-20705254
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 20705255 can be divided by 8 positive divisors.
The sum of these divisors (counting 20705255) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111110111111100111
3
Ternary
1102221221021022
4
Quaternary
1032332333213
5
Quinary
20300032010
6
Senary
2015441355
8
Octal
116767747
10
Decimal
20705255
12
Duodecimal
6b2625b
16
Hexadecimal
13befe7
20
Vigesimal
69832f
36
Base36
cbs9z
md5
5fd64c00b8a724916c73adc04829b5e6
sha1
f44664223edfd8dd323bf71f79992d211c542f72
sha256
2eea42cf8c1753ba3f66b0156cd56ea2504e0186bdc3b9afa3602885ef63f335
sha512
a0119a165f747777d8046a36f7e120a75c0fa588cfa5fab56ffec02c9a49c14869986fbe61b93d3a16b210995cea641e7232e59898e5435daf23d9acc0d290a0
ripemd-160
5123c857748c0857579cfbcd962e09296be02e52
Diameter
41410510
Circumference
130094953.99741
Area
1.3468245983648E+15
Volume
3.7181795665887E+22
Surface area
5.3872983934591E+15
Circumference
130094953.99741
Perimeter
82821020
Area
428707584615025
Diagonal
29281652.433393
Surface area
2572245507690150
Volume
8.8764998598882E+21
Space diagonal
35862553.64367
Perimeter
62115765
Area
1.8563582953584E+14
Altitude
17931276.821835
Surface area
1.8563582953584E+14
Volume
1.0461055406881E+21
Height
9760550.8111311