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14102143 = 113734649
BaseRepresentation
bin110101110010…
…111001111111
3222112110111121
4311302321333
512102232033
61222131411
7230603056
oct65627177
928473447
1014102143
117a62170
124880b67
132bc9a83
141c3139d
15138862d
hexd72e7f

14102143 has 8 divisors (see below), whose sum is σ = 15800400. Its totient is φ = 12473280.

The previous prime is 14102141. The next prime is 14102147. The reversal of 14102143 is 34120141.

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 14102143 - 21 = 14102141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14102141) 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 7 ways as a sum of consecutive naturals, for example, 16918 + ... + 17731.

It is an arithmetic number, because the mean of its divisors is an integer number (1975050).

Almost surely, 214102143 is an apocalyptic number.

14102143 is a deficient number, since it is larger than the sum of its proper divisors (1698257).

14102143 is a wasteful number, since it uses less digits than its factorization.

14102143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34697.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 14102143 is about 3755.2820133780. The cubic root of 14102143 is about 241.5989475471.

Adding to 14102143 its reverse (34120141), we get a palindrome (48222284).

It can be divided in two parts, 141021 and 43, that multiplied together give a triangular number (6063903 = T3482).

The spelling of 14102143 in words is "fourteen million, one hundred two thousand, one hundred forty-three".

Divisors: 1 11 37 407 34649 381139 1282013 14102143