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14289131 = 211241281
BaseRepresentation
bin110110100000…
…100011101011
3222212222000002
4312200203223
512124223011
61230133215
7232312163
oct66404353
928788002
1014289131
11807a6aa
12495120b
132c63c0c
141c7d5a3
1513c3c3b
hexda08eb

14289131 has 8 divisors (see below), whose sum is σ = 14467728. Its totient is φ = 14112000.

The previous prime is 14289127. The next prime is 14289133. The reversal of 14289131 is 13198241.

14289131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 14289131 - 22 = 14289127 is a prime.

It is a super-2 number, since 2×142891312 = 408358529470322, 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 = 14289094 and 14289103.

It is not an unprimeable number, because it can be changed into a prime (14289133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50711 + ... + 50991.

It is an arithmetic number, because the mean of its divisors is an integer number (1808466).

Almost surely, 214289131 is an apocalyptic number.

14289131 is a deficient number, since it is larger than the sum of its proper divisors (178597).

14289131 is a wasteful number, since it uses less digits than its factorization.

14289131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733.

The product of its digits is 1728, while the sum is 29.

The square root of 14289131 is about 3780.0966918850. The cubic root of 14289131 is about 242.6620930671.

The spelling of 14289131 in words is "fourteen million, two hundred eighty-nine thousand, one hundred thirty-one".

Divisors: 1 211 241 281 50851 59291 67721 14289131