20685722 is an even 8-digits composite number following 20685721
and preceding 20685723 . In scientific notation, it is written as 2.0685722 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 10342860 positive integers (up to 20685722) that are relatively prime to 20685722.
20685722 has 4 divisors, whose sum is 31028586
The reverse of 20685722 is 22758602
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million six hundred eighty-five thousand seven hundred twenty-two
Scientific notation
2.0685722 × 10^7
Engineering notation
2.0685722 × 10^6
Prime Factorization
2 × 10342861
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20685722
Product of the distinct prime numbers
The prime factorization of 20685722 is 2 × 10342861.
Since it has a total of 2 prime factors.
9 , 2 , 83 , 82 , 805 , 870 , 2117 , 7712 , 11676 , 80694 , 609991 , 927933 , 4122454 , 3266325 , 13409631 , 46129763 , 480852625 , 173282039 , 8278825801 , 1187046192
n×2
41371444
n×3
62057166
n×4
82742888
n×5
103428610
n÷2
10342861
n÷3
6895240.6666667
n÷3
5171430.5
n÷5
4137144.4
n2
427899094661284
n3
8.851401716215E+21
n4
1.8309763521195E+29
n5
3.7875067808517E+36
2 √n
4548.1558900284
3 √n
274.50919397697
4 √n
67.440016978263
5 √n
29.049197332277
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
-20685721
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 20685722 can be divided by 4 positive divisors.
The sum of these divisors (counting 20685722) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111010001110011010
3
Ternary
1102220221110212
4
Quaternary
1032322032122
5
Quinary
20243420342
6
Senary
2015211122
8
Octal
116721632
10
Decimal
20685722
12
Duodecimal
6b16aa2
16
Hexadecimal
13ba39a
20
Vigesimal
695e62
36
Base36
cbd7e
md5
d422fe876d11d9ffd1d2f8575c1edf34
sha1
3fe6b6d6f5c99299147c2e74897c3f8f16e566e1
sha256
4ab7e901cc2ab6f470e09ece032f73276445096e337bf7477a435265800c67cb
sha512
8da9fc53435bdcc6a8200683aaf8feb2c4c82c58d30f49316e58d454ae6fb2dde15a3662d830ba39eac76ea39809cf36339eaad8b713e14811cb2e56df49b68f
ripemd-160
9bd1ff657eed8a7aaee5d84f1cb6f238bd5df21c
Diameter
41371444
Circumference
129972224.5388
Area
1.3442846522656E+15
Volume
3.7076664807511E+22
Surface area
5.3771386090625E+15
Circumference
129972224.5388
Perimeter
82742888
Area
427899094661284
Diagonal
29254028.59988
Surface area
2567394567967704
Volume
8.851401716215E+21
Space diagonal
35828721.495245
Perimeter
62057166
Area
1.8528574311652E+14
Altitude
17914360.747623
Surface area
1.8528574311652E+14
Volume
1.0431476960903E+21
Height
9751342.8666265