20966 is an even 5-digits composite number following 20965
and preceding 20967 . In scientific notation, it is written as 2.0966 × 10^4.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 9520 positive integers (up to 20966) that are relatively prime to 20966.
20966 has 8 divisors, whose sum is 34344
The reverse of 20966 is 66902
Previous prime number is 11
Is Prime? no
Number parity even
Number length 5
Sum of Digits 23
Digital Root 5
Name
twenty thousand nine hundred sixty-six
Scientific notation
2.0966 × 10^4
Engineering notation
2.0966 × 10^3
Prime Factorization
2 × 11 × 953
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20966
Product of the distinct prime numbers
The prime factorization of 20966 is 2 × 11 × 953.
Since it has a total of 3 prime factors.
9 , 9 , 70 , 91 , 229 , 196 , 3193 , 6585 , 74170 , 56886 , 489061 , 777452 , 784400 , 1095972 , 1434577 , 35567336 , 802041626 , 906831071 , 5983071125 , 8951924135
n×2
41932
n×3
62898
n×4
83864
n×5
104830
n÷2
10483
n÷3
6988.6666666667
n÷3
5241.5
n÷5
4193.2
n2
439573156
n3
9216090788696
n4
193224559475800336
n5
4.0511461139696E+21
2 √n
144.79640879525
3 √n
27.574344288946
4 √n
12.033137944661
5 √n
7.3164956090196
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
-20965
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 20966 can be divided by 8 positive divisors.
The sum of these divisors (counting 20966) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000111100110
3
Ternary
1001202112
4
Quaternary
11013212
5
Quinary
1132331
6
Senary
241022
8
Octal
50746
10
Decimal
20966
12
Duodecimal
10172
16
Hexadecimal
51e6
20
Vigesimal
2c86
36
Base36
g6e
md5
039d87b2e37052561a07a6066a88582e
sha1
7b2cd7ccd2178e090c77e9ffc2a93d8f02b49b46
sha256
29b7503916fe15357c58045a8ea549950e4fa4551772040ef235ccae9bb1e016
sha512
be777b8c1031a9bf48e81d2a49710d664a74a94037f3cb99fbbe98e0db454a00cf27c95f47d4d8fe53896c786e67ad27ae49db3e1f37c923c0bb114c6870cdb6
ripemd-160
2519aae3486467713448d4fdea827ba99b957a8f
Diameter
41932
Circumference
131733.26315033
Area
1380959797.6049
Volume
38604270822112
Surface area
5523839190.4195
Circumference
131733.26315033
Perimeter
83864
Area
439573156
Diagonal
29650.401548714
Surface area
2637438936
Volume
9216090788696
Space diagonal
36314.177231489
Perimeter
62898
Area
190340759.95885
Altitude
18157.088615745
Surface area
190340759.95885
Volume
1086126715453
Height
9883.4671829048