20681693 is an odd 8-digits composite number following 20681692
and preceding 20681694 . In scientific notation, it is written as 2.0681693 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 20660640 positive integers (up to 20681693) that are relatively prime to 20681693.
20681693 has 4 divisors, whose sum is 20702748
The reverse of 20681693 is 39618602
Previous prime number is 1033
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million six hundred eighty-one thousand six hundred ninety-three
Scientific notation
2.0681693 × 10^7
Engineering notation
2.0681693 × 10^6
Prime Factorization
1033 × 20021
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20681693
Product of the distinct prime numbers
The prime factorization of 20681693 is 1033 × 20021.
Since it has a total of 2 prime factors.
10 , 1 , 99 , 69 , 278 , 696 , 8185 , 5274 , 85990 , 97539 , 322566 , 916341 , 705361 , 1045659 , 64940675 , 3782072 , 662447059 , 188409775 , 9945083301 , 8151931890
n×2
41363386
n×3
62045079
n×4
82726772
n×5
103408465
n÷2
10340846.5
n÷3
6893897.6666667
n÷3
5170423.25
n÷5
4136338.6
n2
427732425346249
n3
8.8462307071565E+21
n4
1.8295502769258E+29
n5
3.7838197155445E+36
2 √n
4547.7129416884
3 √n
274.49137058239
4 √n
67.436732881186
5 √n
29.048065649897
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
-20681692
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 20681693 can be divided by 4 positive divisors.
The sum of these divisors (counting 20681693) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111001001111011101
3
Ternary
1102220201221122
4
Quaternary
1032321033131
5
Quinary
20243303233
6
Senary
2015140325
8
Octal
116711735
10
Decimal
20681693
12
Duodecimal
6b146a5
16
Hexadecimal
13b93dd
20
Vigesimal
69544d
36
Base36
cba3h
md5
88c172d088d3c181eaac102be8c8c8ac
sha1
84d683d18af58dc53aa85dd758abeabfd7dc01f1
sha256
f83bac4a0b2e2b7ec899d05bd45e9bdd8c1e0a15485d6c8dade67ae4b07b449a
sha512
0ca600cf8b12a32ca5abda57ccf6188ba1c08b8b61640dfc96910adead46cd0b072013a7c331a7c84f9fa916a32af80a6f1eba82b35e2e2f785a3267ce4724eb
ripemd-160
5adb6b02c2f068b4267f9413e61910dbfb6e7c9b
Diameter
41363386
Circumference
129946909.5852
Area
1.3437610451699E+15
Volume
3.7055004535418E+22
Surface area
5.3750441806797E+15
Circumference
129946909.5852
Perimeter
82726772
Area
427732425346249
Diagonal
29248330.733437
Surface area
2566394552077494
Volume
8.8462307071565E+21
Space diagonal
35821743.062542
Perimeter
62045079
Area
1.8521357318609E+14
Altitude
17910871.531271
Surface area
1.8521357318609E+14
Volume
1.0425382868285E+21
Height
9749443.5778122