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14388132 = 22311109001
BaseRepresentation
bin110110111000…
…101110100100
31000001222210210
4312320232210
512140410012
61232215420
7233203623
oct66705644
930058723
1014388132
118138020
12499a570
132c99cb5
141ca76ba
1513e323c
hexdb8ba4

14388132 has 24 divisors (see below), whose sum is σ = 36624672. Its totient is φ = 4360000.

The previous prime is 14388119. The next prime is 14388139. The reversal of 14388132 is 23188341.

It is a self number, because there is not a number n which added to its sum of digits gives 14388132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14388139) by changing a digit.

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, 54369 + ... + 54632.

It is an arithmetic number, because the mean of its divisors is an integer number (1526028).

Almost surely, 214388132 is an apocalyptic number.

14388132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14388132 is an abundant number, since it is smaller than the sum of its proper divisors (22236540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14388132 is a wasteful number, since it uses less digits than its factorization.

14388132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109019 (or 109017 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 14388132 is about 3793.1691235694. The cubic root of 14388132 is about 243.2212248111.

The spelling of 14388132 in words is "fourteen million, three hundred eighty-eight thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 109001 218002 327003 436004 654006 1199011 1308012 2398022 3597033 4796044 7194066 14388132