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14118389 = 232961347
BaseRepresentation
bin110101110110…
…110111110101
3222120021210022
4311312313311
512103242024
61222334525
7231001325
oct65666765
928507708
1014118389
117a7339a
12488a445
132c0429c
141c37285
15138d35e
hexd76df5

14118389 has 16 divisors (see below), whose sum is σ = 15534720. Its totient is φ = 12788160.

The previous prime is 14118371. The next prime is 14118397. The reversal of 14118389 is 98381141.

It is a cyclic number.

It is not a de Polignac number, because 14118389 - 216 = 14052853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14118089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40514 + ... + 40860.

It is an arithmetic number, because the mean of its divisors is an integer number (970920).

Almost surely, 214118389 is an apocalyptic number.

It is an amenable number.

14118389 is a deficient number, since it is larger than the sum of its proper divisors (1416331).

14118389 is a wasteful number, since it uses less digits than its factorization.

14118389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460.

The product of its digits is 6912, while the sum is 35.

The square root of 14118389 is about 3757.4444773010. Note that the first 4 decimals coincide. The cubic root of 14118389 is about 241.6916878308.

The spelling of 14118389 in words is "fourteen million, one hundred eighteen thousand, three hundred eighty-nine".

Divisors: 1 23 29 61 347 667 1403 1769 7981 10063 21167 40687 231449 486841 613843 14118389