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14390680 = 235359767
BaseRepresentation
bin110110111001…
…010110011000
31000002010022011
4312321112120
512141000210
61232235304
7233214223
oct66712630
930063264
1014390680
118139a27
12499bb34
132c9b1c5
141ca85ba
1513e3d8a
hexdb9598

14390680 has 16 divisors (see below), whose sum is σ = 32379120. Its totient is φ = 5756256.

The previous prime is 14390671. The next prime is 14390683. The reversal of 14390680 is 8609341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14390683) 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 3 ways as a sum of consecutive naturals, for example, 179844 + ... + 179923.

It is an arithmetic number, because the mean of its divisors is an integer number (2023695).

Almost surely, 214390680 is an apocalyptic number.

14390680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14390680 is an abundant number, since it is smaller than the sum of its proper divisors (17988440).

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

14390680 is a wasteful number, since it uses less digits than its factorization.

14390680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359778 (or 359774 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 14390680 is about 3793.5049756129. The cubic root of 14390680 is about 243.2355813447.

The spelling of 14390680 in words is "fourteen million, three hundred ninety thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 359767 719534 1439068 1798835 2878136 3597670 7195340 14390680