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14120678 = 2111397509
BaseRepresentation
bin110101110111…
…011011100110
3222120101221002
4311313123212
512103330203
61222353302
7231011105
oct65673346
928511832
1014120678
117a75090
12488b832
132c05340
141c3803c
15138dd88
hexd776e6

14120678 has 32 divisors (see below), whose sum is σ = 25189920. Its totient is φ = 5852160.

The previous prime is 14120677. The next prime is 14120681. The reversal of 14120678 is 87602141.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14120678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14120677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27488 + ... + 27996.

It is an arithmetic number, because the mean of its divisors is an integer number (787185).

Almost surely, 214120678 is an apocalyptic number.

14120678 is a deficient number, since it is larger than the sum of its proper divisors (11069242).

14120678 is a wasteful number, since it uses less digits than its factorization.

14120678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 14120678 is about 3757.7490602753. The cubic root of 14120678 is about 241.7047488672.

The spelling of 14120678 in words is "fourteen million, one hundred twenty thousand, six hundred seventy-eight".

Divisors: 1 2 11 13 22 26 97 143 194 286 509 1018 1067 1261 2134 2522 5599 6617 11198 13234 13871 27742 49373 72787 98746 145574 543103 641849 1086206 1283698 7060339 14120678