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14390712 = 2332724079
BaseRepresentation
bin110110111001…
…010110111000
31000002010100100
4312321112320
512141000322
61232235400
7233214300
oct66712670
930063310
1014390712
118139a56
12499bb60
132c9b21b
141ca8600
1513e3dac
hexdb95b8

14390712 has 72 divisors (see below), whose sum is σ = 45349200. Its totient is φ = 4110624.

The previous prime is 14390707. The next prime is 14390731. The reversal of 14390712 is 21709341.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1489 + ... + 5567.

It is an arithmetic number, because the mean of its divisors is an integer number (629850).

Almost surely, 214390712 is an apocalyptic number.

14390712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14390712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22674600).

14390712 is an abundant number, since it is smaller than the sum of its proper divisors (30958488).

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

14390712 is a wasteful number, since it uses less digits than its factorization.

14390712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4105 (or 4091 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 14390712 is about 3793.5091933459. The cubic root of 14390712 is about 243.2357616358.

The spelling of 14390712 in words is "fourteen million, three hundred ninety thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 49 56 63 72 84 98 126 147 168 196 252 294 392 441 504 588 882 1176 1764 3528 4079 8158 12237 16316 24474 28553 32632 36711 48948 57106 73422 85659 97896 114212 146844 171318 199871 228424 256977 293688 342636 399742 513954 599613 685272 799484 1027908 1199226 1598968 1798839 2055816 2398452 3597678 4796904 7195356 14390712