20686025 is an odd 8-digits composite number following 20686024
and preceding 20686026 . In scientific notation, it is written as 2.0686025 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 15575040 positive integers (up to 20686025) that are relatively prime to 20686025.
20686025 has 12 divisors, whose sum is 27160092
The reverse of 20686025 is 52068602
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million six hundred eighty-six thousand twenty-five
Scientific notation
2.0686025 × 10^7
Engineering notation
2.0686025 × 10^6
Prime Factorization
5 × 5 × 17 × 48673
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4137205
Product of the distinct prime numbers
The prime factorization of 20686025 is 5 × 5 × 17 × 48673.
Since it has a total of 4 prime factors.
5 , 1 , 90 , 10 , 799 , 279 , 3794 , 2172 , 92162 , 45094 , 128986 , 982538 , 5318733 , 7531422 , 26976460 , 85799990 , 490091025 , 847089499 , 3299760352 , 7875430341
n×2
41372050
n×3
62058075
n×4
82744100
n×5
103430125
n÷2
10343012.5
n÷3
6895341.6666667
n÷3
5171506.25
n÷5
4137205
n2
427911630300625
n3
8.8517906821895E+21
n4
1.8310836334654E+29
n5
3.7877841818956E+36
2 √n
4548.1892001103
3 √n
274.51053428761
4 √n
67.440263938617
5 √n
29.049282433055
1 , 5 , 17 , 25 , 85 , 425 , 48673 , 243365 , 827441 , 1216825 , 4137205 , 20686025
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20686024
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20686025 can be divided by 12 positive divisors.
The sum of these divisors (counting 20686025) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110111010010011001001
3
Ternary
1102220221220002
4
Quaternary
1032322103021
5
Quinary
20243423100
6
Senary
2015212345
8
Octal
116722311
10
Decimal
20686025
12
Duodecimal
6b170b5
16
Hexadecimal
13ba4c9
20
Vigesimal
695f15
36
Base36
cbdft
md5
ae20db855b6d146faa77d98b90579efb
sha1
3a0df21b2ec4ec78fab00179a0299b00242e9ff9
sha256
ba0cfbfe11d8752c26924e2919d4db497da954635628576eb6d05f257724e2b4
sha512
d4ab2170d0eedc0a277e71d7bb69d506e78b6abb0ec80cee663a14ba6dc204ec6c8359e92bccc0f93dd9cb41f2d4c56b74158785cac74837caab94d47158cc0c
ripemd-160
3dd894e8177a5681519a2c3db775b2c9c895d5e8
Diameter
41372050
Circumference
129974128.34395
Area
1.3443240341381E+15
Volume
3.7078294104375E+22
Surface area
5.3772961365523E+15
Circumference
129974128.34395
Perimeter
82744100
Area
427911630300625
Diagonal
29254457.106589
Surface area
2567469781803750
Volume
8.8517906821895E+21
Space diagonal
35829246.30664
Perimeter
62058075
Area
1.8529117120758E+14
Altitude
17914623.15332
Surface area
1.8529117120758E+14
Volume
1.04319353617E+21
Height
9751485.7021963