202 is an even 3-digits composite number following 201
and preceding 203 . In scientific notation, it is written as 2.02 × 10^2.
The sum of its digits is 4. It has a total of 2 prime factors and 4 positive divisors.
There are 100 positive integers (up to 202) that are relatively prime to 202.
202 has 4 divisors, whose sum is 306
The reverse of 202 is 202
Previous prime number is 2
Is Prime? no
Number parity even
Number length 3
Sum of Digits 4
Digital Root 4
Scientific notation
2.02 × 10^2
Engineering notation
2.02 × 10^0
Prime Factorization
2 × 101
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
202
Product of the distinct prime numbers
The prime factorization of 202 is 2 × 101.
Since it has a total of 2 prime factors.
9 , 4 , 61 , 21 , 484 , 503 , 5333 , 3669 , 13766 , 14417 , 597339 , 782524 , 8790786 , 5791109 , 70155363 , 75367295 , 536908998 , 520761730 , 9380101395 , 1537485533
n×2
404
n×3
606
n×4
808
n×5
1010
n÷2
101
n÷3
67.333333333333
n÷3
50.5
n÷5
40.4
n2
40804
n3
8242408
n4
1664966416
n5
336323216032
2 √n
14.212670403552
3 √n
5.8674643084426
4 √n
3.7699695494197
5 √n
2.8911476657766
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
-201
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 202 can be divided by 4 positive divisors.
The sum of these divisors (counting 202) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001010
3
Ternary
21111
4
Quaternary
3022
5
Quinary
1302
6
Senary
534
8
Octal
312
10
Decimal
202
12
Duodecimal
14a
16
Hexadecimal
ca
20
Vigesimal
a2
36
Base36
5m
md5
854d6fae5ee42911677c739ee1734486
sha1
1e7b95c5614637fdcde70eb7f2d109134c95c6bf
sha256
c17edaae86e4016a583e098582f6dbf3eccade8ef83747df9ba617ded9d31309
sha512
61d883f6f4e016fbe208ad09c4bd26e1f84523087603d8de2e10e73fa39a093c111d1c05b31623eb7cffb09b40d8af265a35407ddb9ebd73f5bd09093c1611dc
ripemd-160
9d15ff4ddae19527b0768fb1a36fb4732563532d
Diameter
404
Circumference
1269.2034320503
Area
128189.54663708
Volume
34525717.894253
Surface area
512758.18654831
Circumference
1269.2034320503
Perimeter
808
Area
40804
Diagonal
285.67113959937
Surface area
244824
Volume
8242408
Space diagonal
349.87426312891
Perimeter
606
Area
17668.65028801
Altitude
174.93713156446
Surface area
17668.65028801
Volume
971377.09835104
Height
95.223713199788