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14389212 = 2238314447
BaseRepresentation
bin110110111000…
…111111011100
31000002001021210
4312320333130
512140423322
61232224420
7233210025
oct66707734
930061253
1014389212
118138912
12499b110
132c9a636
141ca7c4c
1513e370c
hexdb8fdc

14389212 has 24 divisors (see below), whose sum is σ = 33981696. Its totient is φ = 4738288.

The previous prime is 14389211. The next prime is 14389217. The reversal of 14389212 is 21298341.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 14389212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14389211) 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, 6228 + ... + 8219.

It is an arithmetic number, because the mean of its divisors is an integer number (1415904).

Almost surely, 214389212 is an apocalyptic number.

14389212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14389212 is an abundant number, since it is smaller than the sum of its proper divisors (19592484).

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

14389212 is a wasteful number, since it uses less digits than its factorization.

14389212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14537 (or 14535 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 14389212 is about 3793.3114820695. The cubic root of 14389212 is about 243.2273102050.

The spelling of 14389212 in words is "fourteen million, three hundred eighty-nine thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 83 166 249 332 498 996 14447 28894 43341 57788 86682 173364 1199101 2398202 3597303 4796404 7194606 14389212