201820 is an even 6-digits composite number following 201819
and preceding 201821 . In scientific notation, it is written as 2.01820 × 10^5.
The sum of its digits is 13. It has a total of 4 prime factors and 12 positive divisors.
There are 80720 positive integers (up to 201820) that are relatively prime to 201820.
201820 has 12 divisors, whose sum is 423864
The reverse of 201820 is 028102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 13
Digital Root 4
Name
two hundred one thousand eight hundred twenty
Scientific notation
2.01820 × 10^5
Engineering notation
2.01820 × 10^3
Prime Factorization
2 × 2 × 5 × 10091
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
100910
Product of the distinct prime numbers
The prime factorization of 201820 is 2 × 2 × 5 × 10091.
Since it has a total of 4 prime factors.
9 , 4 , 81 , 33 , 317 , 964 , 279 , 7240 , 47525 , 51261 , 757497 , 200202 , 2560329 , 2266700 , 35189679 , 10579706 , 77277705 , 875914202 , 9930595250 , 7259691534
n×2
403640
n×3
605460
n×4
807280
n×5
1009100
n÷2
100910
n÷3
67273.333333333
n÷3
50455
n÷5
40364
n2
40731312400
n3
8220393468568000
n4
1.6590398098264E+21
n5
3.3482741441916E+26
2 √n
449.24380908366
3 √n
58.657209793388
4 √n
21.195372350673
5 √n
11.507814173934
1 , 2 , 4 , 5 , 10 , 20 , 10091 , 20182 , 40364 , 50455 , 100910 , 201820
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-201819
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201820 can be divided by 12 positive divisors.
The sum of these divisors (counting 201820) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001010001011100
3
Ternary
101020211211
4
Quaternary
301101130
5
Quinary
22424240
6
Senary
4154204
8
Octal
612134
10
Decimal
201820
12
Duodecimal
98964
16
Hexadecimal
3145c
20
Vigesimal
154b0
36
Base36
4bq4
md5
a3d5b5ccf5ff3d8ee29f791eeedaed55
sha1
68fc55c98a26630e9cfc52512974d8fd4a89726b
sha256
aeb242958162eb5a6e8b9e5a88a3d76946f3a8138a350a555ec82c23b528563d
sha512
44f93d41237ab04344775cf53adb6988c45d16f17f7f80b53acb72c688a6c6f59711fe2214edcbfc8e221844e48a91caacfa1b189b560d66339f057491683124
ripemd-160
3374e95f2e3936151dd6df1d6154c5321a757671
Diameter
403640
Circumference
1268072.458695
Area
127961191806.91
Volume
3.4433503640628E+16
Surface area
511844767227.64
Circumference
1268072.458695
Perimeter
807280
Area
40731312400
Diagonal
285416.58115814
Surface area
244387874400
Volume
8220393468568000
Space diagonal
349562.49398355
Perimeter
605460
Area
17637175633.94
Altitude
174781.24699178
Surface area
17637175633.94
Volume
9.6878266094101E+14
Height
95138.860386046