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201893 is a prime number
BaseRepresentation
bin110001010010100101
3101020221112
4301102211
522430033
64154405
71500416
oct612245
9336845
10201893
1112875a
1298a05
1370b83
145380d
153ec48
hex314a5

201893 has 2 divisors, whose sum is σ = 201894. Its totient is φ = 201892.

The previous prime is 201889. The next prime is 201907. The reversal of 201893 is 398102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124609 + 77284 = 353^2 + 278^2 .

It is a cyclic number.

It is not a de Polignac number, because 201893 - 22 = 201889 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100946 + 100947.

It is an arithmetic number, because the mean of its divisors is an integer number (100947).

2201893 is an apocalyptic number.

It is an amenable number.

201893 is a deficient number, since it is larger than the sum of its proper divisors (1).

201893 is an equidigital number, since it uses as much as digits as its factorization.

201893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 201893 is about 449.3250493796. The cubic root of 201893 is about 58.6642812104.

Adding to 201893 its reverse (398102), we get a palindrome (599995).

The spelling of 201893 in words is "two hundred one thousand, eight hundred ninety-three".