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14269243 = 53269231
BaseRepresentation
bin110110011011…
…101100111011
3222211221201111
4312123230323
512123103433
61225501151
7232200202
oct66335473
928757644
1014269243
11806676a
1249417b7
132c57b51
141c76239
1513bcdcd
hexd9bb3b

14269243 has 4 divisors (see below), whose sum is σ = 14538528. Its totient is φ = 13999960.

The previous prime is 14269201. The next prime is 14269253. The reversal of 14269243 is 34296241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14269243 is a prime.

It is a super-2 number, since 2×142692432 = 407222591586098, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14269253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134563 + ... + 134668.

It is an arithmetic number, because the mean of its divisors is an integer number (3634632).

Almost surely, 214269243 is an apocalyptic number.

14269243 is a deficient number, since it is larger than the sum of its proper divisors (269285).

14269243 is an equidigital number, since it uses as much as digits as its factorization.

14269243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269284.

The product of its digits is 10368, while the sum is 31.

The square root of 14269243 is about 3777.4651553654. The cubic root of 14269243 is about 242.5494595684.

The spelling of 14269243 in words is "fourteen million, two hundred sixty-nine thousand, two hundred forty-three".

Divisors: 1 53 269231 14269243