202981 is an odd 6-digits prime number following 202980
and preceding 202982 . In scientific notation, it is written as 2.02981 × 10^5.
The sum of its digits is 22. It has a total of 1 prime factors and 2 positive divisors.
There are 202980 positive integers (up to 202981) that are relatively prime to 202981.
202981 has 2 divisors, whose sum is 202982
The reverse of 202981 is 189202
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 22
Digital Root 4
Name
two hundred two thousand nine hundred eighty-one
Scientific notation
2.02981 × 10^5
Engineering notation
2.02981 × 10^3
Prime Factorization
202981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
202981
Product of the distinct prime numbers
The prime factorization of 202981 is 202981.
Since it has a total of 1 prime factors.
3 , 7 , 14 , 8 , 532 , 148 , 1225 , 3757 , 98259 , 95938 , 384536 , 146970 , 7697571 , 2312327 , 35635208 , 92425199 , 994272028 , 268695982 , 7432588716 , 3424638139
n×2
405962
n×3
608943
n×4
811924
n×5
1014905
n÷2
101490.5
n÷3
67660.333333333
n÷3
50745.25
n÷5
40596.2
n2
41201286361
n3
8363078306842141
n4
1.6975459978011E+21
n5
3.4456958417967E+26
2 √n
450.53412745318
3 √n
58.769472947337
4 √n
21.225789206839
5 √n
11.52102389989
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
202982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
101491
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
450.53523724566
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999901469096
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 202981 can be divided by 2 positive divisors.
The sum of these divisors (counting 202981) is 202982, the average is 101491.
Base
System
Value
2
Binary
110001100011100101
3
Ternary
101022102211
4
Quaternary
301203211
5
Quinary
22443411
6
Senary
4203421
8
Octal
614345
10
Decimal
202981
12
Duodecimal
99571
16
Hexadecimal
318e5
20
Vigesimal
15791
36
Base36
4cmd
md5
d2b09a4342f81134935d295e36fd3307
sha1
7a9d88ab5f7ff7c60addc50cc0c88a2be9992949
sha256
07f1053887604d94747dfaaa42a6851c57d3f9300de9e7944ec71a2fabd33b08
sha512
f6e787617a3aaa9629434494b3fd23354e2712712eb6c39433d5f081e777a06bf5752c5548b7bcb0a5b857c2457dd85a0fd56fe64b7804dbba533f9b749a7466
ripemd-160
a9b163d88dcb7a3247216dff91827f3b440b9238
Diameter
405962
Circumference
1275367.2368366
Area
129437658550.17
Volume
3.5031180493562E+16
Surface area
517750634200.67
Circumference
1275367.2368366
Perimeter
811924
Area
41201286361
Diagonal
287058.48310405
Surface area
247207718166
Volume
8363078306842141
Space diagonal
351573.40497114
Perimeter
608943
Area
17840680328.612
Altitude
175786.70248557
Surface area
17840680328.612
Volume
9.855982303937E+14
Height
95686.161034684