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14287838 = 231230449
BaseRepresentation
bin110110100000…
…001111011110
3222212220020012
4312200033132
512124202323
61230123222
7232305335
oct66401736
928786205
1014287838
118079734
124950512
132c63456
141c7cd1c
1513c3678
hexda03de

14287838 has 8 divisors (see below), whose sum is σ = 22123200. Its totient is φ = 6913440.

The previous prime is 14287813. The next prime is 14287843. The reversal of 14287838 is 83878241.

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

It is a junction number, because it is equal to n+sod(n) for n = 14287795 and 14287804.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 115163 + ... + 115286.

It is an arithmetic number, because the mean of its divisors is an integer number (2765400).

Almost surely, 214287838 is an apocalyptic number.

14287838 is a deficient number, since it is larger than the sum of its proper divisors (7835362).

14287838 is a wasteful number, since it uses less digits than its factorization.

14287838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230482.

The product of its digits is 86016, while the sum is 41.

The square root of 14287838 is about 3779.9256606447. The cubic root of 14287838 is about 242.6547734816.

The spelling of 14287838 in words is "fourteen million, two hundred eighty-seven thousand, eight hundred thirty-eight".

Divisors: 1 2 31 62 230449 460898 7143919 14287838