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14312305 = 57408923
BaseRepresentation
bin110110100110…
…001101110001
3222221010210101
4312212031301
512130443210
61230432401
7232436560
oct66461561
928833711
1014312305
118096057
124962701
132c71627
141c87bd7
1513caa3a
hexda6371

14312305 has 8 divisors (see below), whose sum is σ = 19628352. Its totient is φ = 9814128.

The previous prime is 14312281. The next prime is 14312381. The reversal of 14312305 is 50321341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14312305 - 25 = 14312273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204427 + ... + 204496.

It is an arithmetic number, because the mean of its divisors is an integer number (2453544).

Almost surely, 214312305 is an apocalyptic number.

It is an amenable number.

14312305 is a deficient number, since it is larger than the sum of its proper divisors (5316047).

14312305 is an equidigital number, since it uses as much as digits as its factorization.

14312305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408935.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 14312305 is about 3783.1607155922. The cubic root of 14312305 is about 242.7932047038.

Adding to 14312305 its reverse (50321341), we get a palindrome (64633646).

The spelling of 14312305 in words is "fourteen million, three hundred twelve thousand, three hundred five".

Divisors: 1 5 7 35 408923 2044615 2862461 14312305