206540 is an even 6-digits composite number following 206539
and preceding 206541 . In scientific notation, it is written as 2.06540 × 10^5.
The sum of its digits is 17. It has a total of 5 prime factors and 24 positive divisors.
There are 78848 positive integers (up to 206540) that are relatively prime to 206540.
206540 has 24 divisors, whose sum is 453600
The reverse of 206540 is 045602
Previous prime number is 23
Is Prime? no
Number parity even
Number length 6
Sum of Digits 17
Digital Root 8
Name
two hundred six thousand five hundred forty
Scientific notation
2.06540 × 10^5
Engineering notation
2.06540 × 10^3
Prime Factorization
2 × 2 × 5 × 23 × 449
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
103270
Product of the distinct prime numbers
The prime factorization of 206540 is 2 × 2 × 5 × 23 × 449.
Since it has a total of 5 prime factors.
4 , 4 , 51 , 90 , 368 , 394 , 40 , 569 , 74183 , 45502 , 158692 , 575354 , 6428741 , 7083477 , 79612985 , 11987096 , 370511345 , 647347890 , 7237383572 , 2257940451
n×2
413080
n×3
619620
n×4
826160
n×5
1032700
n÷2
103270
n÷3
68846.666666667
n÷3
51635
n÷5
41308
n2
42658771600
n3
8810742686264000
n4
1.819770794421E+21
n5
3.7585545987971E+26
2 √n
454.46672045376
3 √n
59.110966115854
4 √n
21.318225077472
5 √n
11.561144637707
1 , 2 , 4 , 5 , 10 , 20 , 23 , 46 , 92 , 115 , 230 , 449 , 460 , 898 , 1796 , 2245 , 4490 , 8980 , 10327 , 20654 , 41308 , 51635 , 103270 , 206540
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-206539
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 206540 can be divided by 24 positive divisors.
The sum of these divisors (counting 206540) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110010011011001100
3
Ternary
101111022122
4
Quaternary
302123030
5
Quinary
23102130
6
Senary
4232112
8
Octal
623314
10
Decimal
206540
12
Duodecimal
9b638
16
Hexadecimal
326cc
20
Vigesimal
15g70
36
Base36
4fd8
md5
0da9a605889e63aaa1c4ee5bcd440317
sha1
1d5849710143431b4240916c4c2c6bfd5e79aca1
sha256
576f4d73a28f50d99abb9fe77eeac8916c9607978f0fe3fdac595c55fe87412a
sha512
8dfef53ab3f82731e5574121608a1405d2afd432022b221749ce00140c412e4dcdfac93dd8ca13e785bea397654c50fa5c74ab35f94e4838fd28fe6580fcc605
ripemd-160
25b36e0c8ec9cd2e8e4e4ab3797155267ceb675f
Diameter
413080
Circumference
1297729.0933449
Area
134016483469.72
Volume
3.6906352661116E+16
Surface area
536065933878.9
Circumference
1297729.0933449
Perimeter
826160
Area
42658771600
Diagonal
292091.66917254
Surface area
255952629600
Volume
8810742686264000
Space diagonal
357737.77379528
Perimeter
619620
Area
18471789949.919
Altitude
178868.88689764
Surface area
18471789949.919
Volume
1.0383559834578E+15
Height
97363.88972418