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14272238 = 225727767
BaseRepresentation
bin110110011100…
…011011101110
3222212002211102
4312130123232
512123202423
61225523102
7232212011
oct66343356
928762742
1014272238
118068a42
124943492
132c59316
141c77378
1513bdc28
hexd9c6ee

14272238 has 8 divisors (see below), whose sum is σ = 21492432. Its totient is φ = 7108096.

The previous prime is 14272201. The next prime is 14272301. The reversal of 14272238 is 83227241.

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

It is a self number, because there is not a number n which added to its sum of digits gives 14272238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13370 + ... + 14397.

It is an arithmetic number, because the mean of its divisors is an integer number (2686554).

Almost surely, 214272238 is an apocalyptic number.

14272238 is a deficient number, since it is larger than the sum of its proper divisors (7220194).

14272238 is a wasteful number, since it uses less digits than its factorization.

14272238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28026.

The product of its digits is 5376, while the sum is 29.

The square root of 14272238 is about 3777.8615644303. The cubic root of 14272238 is about 242.5664281119.

Adding to 14272238 its reverse (83227241), we get a palindrome (97499479).

The spelling of 14272238 in words is "fourteen million, two hundred seventy-two thousand, two hundred thirty-eight".

Divisors: 1 2 257 514 27767 55534 7136119 14272238