20650 is an even 5-digits composite number following 20649
and preceding 20651 . In scientific notation, it is written as 2.0650 × 10^4.
The sum of its digits is 13. It has a total of 4 prime factors and 16 positive divisors.
There are 6960 positive integers (up to 20650) that are relatively prime to 20650.
20650 has 16 divisors, whose sum is 37440
The reverse of 20650 is 05602
Previous prime number is 25
Is Prime? no
Number parity even
Number length 5
Sum of Digits 13
Digital Root 4
Name
twenty thousand six hundred fifty
Scientific notation
2.0650 × 10^4
Engineering notation
2.0650 × 10^3
Prime Factorization
2 × 7 × 25 × 59
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20650
Product of the distinct prime numbers
The prime factorization of 20650 is 2 × 7 × 25 × 59.
Since it has a total of 4 prime factors.
5 , 6 , 93 , 58 , 788 , 671 , 7710 , 7678 , 78191 , 34313 , 870884 , 997814 , 9813771 , 884421 , 10448162 , 51769290 , 31689606 , 145414373 , 6796008616 , 5689274360
n×2
41300
n×3
61950
n×4
82600
n×5
103250
n÷2
10325
n÷3
6883.3333333333
n÷3
5162.5
n÷5
4130
n2
426422500
n3
8805624625000
n4
181836148506250000
n5
3.7549164666541E+21
2 √n
143.701078632
3 √n
27.435108705517
4 √n
11.987538472597
5 √n
7.2943065535048
1 , 2 , 7 , 14 , 25 , 50 , 59 , 118 , 175 , 350 , 413 , 826 , 1475 , 2950 , 10325 , 20650
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20649
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20650 can be divided by 16 positive divisors.
The sum of these divisors (counting 20650) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000010101010
3
Ternary
1001022211
4
Quaternary
11002222
5
Quinary
1130100
6
Senary
235334
8
Octal
50252
10
Decimal
20650
12
Duodecimal
bb4a
16
Hexadecimal
50aa
20
Vigesimal
2bca
36
Base36
fxm
md5
5c64db62424a286a59daa6913b170a67
sha1
a525a7df3d61c9dd8283a9afef3d5dc770807788
sha256
8d50843a4e10e8e591245f1ceea2b2bcecaedc0152c5167b58b3b1a881888510
sha512
c2f5b7edf4e1e3e851e9bfb186f0fbf9cf037ed22100e02f5e05ed89a357219c06c1bfa6a16baf48d06d2337bae355ac00ae1f2a0ca9a77cb301ce8990a36ffa
ripemd-160
5f1db9d11e79b4282f25d24cfa4b8054e87e9113
Diameter
41300
Circumference
129747.77659326
Area
1339645793.3254
Volume
36884914176226
Surface area
5358583173.3016
Circumference
129747.77659326
Perimeter
82600
Area
426422500
Diagonal
29203.510063004
Surface area
2558535000
Volume
8805624625000
Space diagonal
35766.849176297
Perimeter
61950
Area
184646358.87263
Altitude
17883.424588149
Surface area
184646358.87263
Volume
1037752814153.5
Height
9734.5033543348