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201319 = 238753
BaseRepresentation
bin110001001001100111
3101020011021
4301021213
522420234
64152011
71465636
oct611147
9336137
10201319
11128288
1298607
1370831
145351d
153e9b4
hex31267

201319 has 4 divisors (see below), whose sum is σ = 210096. Its totient is φ = 192544.

The previous prime is 201307. The next prime is 201329. The reversal of 201319 is 913102.

201319 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 201319 - 25 = 201287 is a prime.

It is a super-2 number, since 2×2013192 = 81058679522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent 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, 4354 + ... + 4399.

It is an arithmetic number, because the mean of its divisors is an integer number (52524).

2201319 is an apocalyptic number.

201319 is a deficient number, since it is larger than the sum of its proper divisors (8777).

201319 is an equidigital number, since it uses as much as digits as its factorization.

201319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8776.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 201319 is about 448.6858589258. The cubic root of 201319 is about 58.6086324922.

The spelling of 201319 in words is "two hundred one thousand, three hundred nineteen".

Divisors: 1 23 8753 201319