20197 is an odd 5-digits composite number following 20196
and preceding 20198 . In scientific notation, it is written as 2.0197 × 10^4.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 19116 positive integers (up to 20197) that are relatively prime to 20197.
20197 has 4 divisors, whose sum is 21280
The reverse of 20197 is 79102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 19
Digital Root 1
Name
twenty thousand one hundred ninety-seven
Scientific notation
2.0197 × 10^4
Engineering notation
2.0197 × 10^3
Prime Factorization
19 × 1063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20197
Product of the distinct prime numbers
The prime factorization of 20197 is 19 × 1063.
Since it has a total of 2 prime factors.
1 , 8 , 34 , 80 , 798 , 556 , 2572 , 2795 , 85307 , 62321 , 504896 , 783115 , 3973274 , 2461724 , 53828013 , 19056708 , 165369206 , 631034616 , 9503728571 , 6358138460
n×2
40394
n×3
60591
n×4
80788
n×5
100985
n÷2
10098.5
n÷3
6732.3333333333
n÷3
5049.25
n÷5
4039.4
n2
407918809
n3
8238736185373
n4
166397754735978481
n5
3.3607354524026E+21
2 √n
142.11614968046
3 √n
27.233008513453
4 √n
11.921247823968
5 √n
7.2620188704008
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20196
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20197 can be divided by 4 positive divisors.
The sum of these divisors (counting 20197) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111011100101
3
Ternary
1000201001
4
Quaternary
10323211
5
Quinary
1121242
6
Senary
233301
8
Octal
47345
10
Decimal
20197
12
Duodecimal
b831
16
Hexadecimal
4ee5
20
Vigesimal
2a9h
36
Base36
fl1
md5
f84b89bcf33c161bdaa19c925928f74d
sha1
d441af43fa323d5b65f58dde0d0b261c9f5f8c9c
sha256
c77d767789769c78a8f5535d8d7d506cc5cca8637b6a583e77a15dd69d710562
sha512
e918720d34dd278cb22539d8d463cf8f3b0a4669cd5dca7f637355ee736b38cd35a621755d36d518bb272188482fd8f0e4985c96c847edc464fd5fbcba32f5c8
ripemd-160
a8799afee16b5c90aab129bd02c0133f972a87b8
Diameter
40394
Circumference
126901.49364911
Area
1281514733.6155
Volume
34510337433110
Surface area
5126058934.462
Circumference
126901.49364911
Perimeter
80788
Area
407918809
Diagonal
28562.871319249
Surface area
2447512854
Volume
8238736185373
Space diagonal
34982.230160469
Perimeter
60591
Area
176634025.63775
Altitude
17491.115080234
Surface area
176634025.63775
Volume
970944370847.37
Height
9520.9571064165