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14188105 = 52997849
BaseRepresentation
bin110110000111…
…111001001001
3222200211102101
4312013321021
512113004410
61224033401
7231411511
oct66077111
928624371
1014188105
118010808
124902861
132c29c39
141c54841
1513a3d3a
hexd87e49

14188105 has 8 divisors (see below), whose sum is σ = 17613000. Its totient is φ = 10958976.

The previous prime is 14188087. The next prime is 14188123. The reversal of 14188105 is 50188141.

It is an interprime number because it is at equal distance from previous prime (14188087) and next prime (14188123).

It can be written as a sum of positive squares in 4 ways, for example, as 3671056 + 10517049 = 1916^2 + 3243^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14188105 - 25 = 14188073 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 48780 + ... + 49069.

It is an arithmetic number, because the mean of its divisors is an integer number (2201625).

Almost surely, 214188105 is an apocalyptic number.

It is an amenable number.

14188105 is a deficient number, since it is larger than the sum of its proper divisors (3424895).

14188105 is an equidigital number, since it uses as much as digits as its factorization.

14188105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97883.

The product of its (nonzero) digits is 1280, while the sum is 28.

The square root of 14188105 is about 3766.7101029944. The cubic root of 14188105 is about 242.0888558800.

The spelling of 14188105 in words is "fourteen million, one hundred eighty-eight thousand, one hundred five".

Divisors: 1 5 29 145 97849 489245 2837621 14188105