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14638299 = 313375341
BaseRepresentation
bin110111110101…
…110011011011
31000112200222020
4313311303123
512221411144
61241425523
7235265154
oct67656333
930480866
1014638299
118298a75
124a9b2a3
133056b20
141d3092b
151442419
hexdf5cdb

14638299 has 8 divisors (see below), whose sum is σ = 21019152. Its totient is φ = 9008160.

The previous prime is 14638297. The next prime is 14638307. The reversal of 14638299 is 99283641.

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

It is not a de Polignac number, because 14638299 - 21 = 14638297 is a prime.

It is a super-2 number, since 2×146382992 = 428559595226802, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14638299.

It is not an unprimeable number, because it can be changed into a prime (14638297) 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 7 ways as a sum of consecutive naturals, for example, 187632 + ... + 187709.

It is an arithmetic number, because the mean of its divisors is an integer number (2627394).

Almost surely, 214638299 is an apocalyptic number.

14638299 is a deficient number, since it is larger than the sum of its proper divisors (6380853).

14638299 is a wasteful number, since it uses less digits than its factorization.

14638299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375357.

The product of its digits is 93312, while the sum is 42.

The square root of 14638299 is about 3826.0030057490. The cubic root of 14638299 is about 244.6227652853.

The spelling of 14638299 in words is "fourteen million, six hundred thirty-eight thousand, two hundred ninety-nine".

Divisors: 1 3 13 39 375341 1126023 4879433 14638299