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14053231 = 79177889
BaseRepresentation
bin110101100110…
…111101101111
3222102222102001
4311212331233
512044200411
61221113131
7230310343
oct65467557
928388361
1014053231
117a29445
1248587a7
132bb072a
141c1b623
151378dc1
hexd66f6f

14053231 has 4 divisors (see below), whose sum is σ = 14231200. Its totient is φ = 13875264.

The previous prime is 14053219. The next prime is 14053279. The reversal of 14053231 is 13235041.

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 14053231 - 213 = 14045039 is a prime.

It is a super-2 number, since 2×140532312 = 394986603078722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14053199 and 14053208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14053031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88866 + ... + 89023.

It is an arithmetic number, because the mean of its divisors is an integer number (3557800).

Almost surely, 214053231 is an apocalyptic number.

14053231 is a deficient number, since it is larger than the sum of its proper divisors (177969).

14053231 is an equidigital number, since it uses as much as digits as its factorization.

14053231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177968.

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

The square root of 14053231 is about 3748.7639296173. The cubic root of 14053231 is about 241.3193026668.

Adding to 14053231 its reverse (13235041), we get a palindrome (27288272).

The spelling of 14053231 in words is "fourteen million, fifty-three thousand, two hundred thirty-one".

Divisors: 1 79 177889 14053231