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14438313 = 325330269
BaseRepresentation
bin110111000100…
…111110101001
31000011112122100
4313010332221
512144011223
61233244013
7233503131
oct67047651
930145570
1014438313
11817179a
124a03609
132cb6aa6
141cbbac1
151403043
hexdc4fa9

14438313 has 12 divisors (see below), whose sum is σ = 21249540. Its totient is φ = 9443616.

The previous prime is 14438297. The next prime is 14438329. The reversal of 14438313 is 31383441.

It is an interprime number because it is at equal distance from previous prime (14438297) and next prime (14438329).

It can be written as a sum of positive squares in 2 ways, for example, as 11209104 + 3229209 = 3348^2 + 1797^2 .

It is not a de Polignac number, because 14438313 - 24 = 14438297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14438363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14658 + ... + 15611.

It is an arithmetic number, because the mean of its divisors is an integer number (1770795).

Almost surely, 214438313 is an apocalyptic number.

It is an amenable number.

14438313 is a deficient number, since it is larger than the sum of its proper divisors (6811227).

14438313 is a wasteful number, since it uses less digits than its factorization.

14438313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30328 (or 30325 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 14438313 is about 3799.7780198322. The cubic root of 14438313 is about 243.5036548635.

The spelling of 14438313 in words is "fourteen million, four hundred thirty-eight thousand, three hundred thirteen".

Divisors: 1 3 9 53 159 477 30269 90807 272421 1604257 4812771 14438313