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201373 = 349577
BaseRepresentation
bin110001001010011101
3101020020021
4301022131
522420443
64152141
71466044
oct611235
9336207
10201373
11128327
1298651
1370873
145355b
153e9ed
hex3129d

201373 has 4 divisors (see below), whose sum is σ = 202300. Its totient is φ = 200448.

The previous prime is 201359. The next prime is 201389. The reversal of 201373 is 373102.

201373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 373102 = 2186551.

It can be written as a sum of positive squares in 2 ways, for example, as 182329 + 19044 = 427^2 + 138^2 .

It is a cyclic number.

It is not a de Polignac number, because 201373 - 29 = 200861 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61 + ... + 637.

It is an arithmetic number, because the mean of its divisors is an integer number (50575).

2201373 is an apocalyptic number.

It is an amenable number.

201373 is a deficient number, since it is larger than the sum of its proper divisors (927).

201373 is an equidigital number, since it uses as much as digits as its factorization.

201373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 201373 is about 448.7460306231. The cubic root of 201373 is about 58.6138722414.

Adding to 201373 its reverse (373102), we get a palindrome (574475).

The spelling of 201373 in words is "two hundred one thousand, three hundred seventy-three", and thus it is an iban number.

Divisors: 1 349 577 201373