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201323 = 1091847
BaseRepresentation
bin110001001001101011
3101020011102
4301021223
522420243
64152015
71465643
oct611153
9336142
10201323
11128291
129860b
1370835
1453523
153e9b8
hex3126b

201323 has 4 divisors (see below), whose sum is σ = 203280. Its totient is φ = 199368.

The previous prime is 201307. The next prime is 201329. The reversal of 201323 is 323102.

201323 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.

It is a cyclic number.

It is not a de Polignac number, because 201323 - 24 = 201307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201329) 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, 815 + ... + 1032.

It is an arithmetic number, because the mean of its divisors is an integer number (50820).

2201323 is an apocalyptic number.

201323 is a deficient number, since it is larger than the sum of its proper divisors (1957).

201323 is a wasteful number, since it uses less digits than its factorization.

201323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 201323 is about 448.6903163653. The cubic root of 201323 is about 58.6090206539.

Adding to 201323 its reverse (323102), we get a palindrome (524425).

The spelling of 201323 in words is "two hundred one thousand, three hundred twenty-three", and thus it is an iban number.

Divisors: 1 109 1847 201323