243205 is an odd 6-digits composite number following 243204
and preceding 243206 . In scientific notation, it is written as 2.43205 × 10^5.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 192528 positive integers (up to 243205) that are relatively prime to 243205.
243205 has 8 divisors, whose sum is 294912
The reverse of 243205 is 502342
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 16
Digital Root 7
Name
two hundred forty-three thousand two hundred five
Scientific notation
2.43205 × 10^5
Engineering notation
2.43205 × 10^3
Prime Factorization
5 × 383 × 127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
243205
Product of the distinct prime numbers
The prime factorization of 243205 is 5 × 383 × 127.
Since it has a total of 3 prime factors.
8 , 4 , 7 , 3 , 87 , 398 , 9074 , 5090 , 94443 , 51875 , 276432 , 499563 , 2009390 , 7068842 , 95977262 , 5624675 , 714766001 , 444332289 , 2707257549 , 1891116137
n×2
486410
n×3
729615
n×4
972820
n×5
1216025
n÷2
121602.5
n÷3
81068.333333333
n÷3
60801.25
n÷5
48641
n2
59148672025
n3
14385252779840125
n4
3.498565402321E+21
n5
8.5086859867148E+26
2 √n
493.15818963087
3 √n
62.420057791489
4 √n
22.207165276795
5 √n
11.945229547322
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
-243204
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 243205 can be divided by 8 positive divisors.
The sum of these divisors (counting 243205) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011011000000101
3
Ternary
110100121121
4
Quaternary
323120011
5
Quinary
30240310
6
Senary
5113541
8
Octal
733005
10
Decimal
243205
12
Duodecimal
b88b1
16
Hexadecimal
3b605
20
Vigesimal
1a805
36
Base36
57np
md5
ca18cfcdb89668d0f5c8430136018851
sha1
47fecb88e13581da35a2bfc08a8dfbdf4ba1beaa
sha256
9736171664e5bd5add27d6259d3aee7870be230244a028688579bf449d121443
sha512
3b9a2b5726ef9b0980dd4400ca5b2adbdf05e76bfa29a3454faeb1c8f5508354a0e2a54276d2b937d2f9548539304c32fa533b8852a362a322f83ec064aec93c
ripemd-160
0d998b3637c60c4c64dc3ef68fdff4c3c93add15
Diameter
486410
Circumference
1528102.0826326
Area
185821033503.33
Volume
6.0256805937571E+16
Surface area
743284134013.33
Circumference
1528102.0826326
Perimeter
972820
Area
59148672025
Diagonal
343943.80943695
Surface area
354892032150
Volume
14385252779840125
Space diagonal
421243.41665479
Perimeter
729615
Area
25612126286.882
Altitude
210621.70832739
Surface area
25612126286.882
Volume
1.6953182982846E+15
Height
114647.93647898