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14230279 = 78392423
BaseRepresentation
bin110110010010…
…001100000111
3222202222021101
4312102030013
512120332104
61225000531
7231645460
oct66221407
928688241
1014230279
11803a468
124923147
132c431ab
141c65d67
1513b15a4
hexd92307

14230279 has 8 divisors (see below), whose sum is σ = 16289280. Its totient is φ = 12177816.

The previous prime is 14230273. The next prime is 14230301. The reversal of 14230279 is 97203241.

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

It is not a de Polignac number, because 14230279 - 25 = 14230247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14230273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4662 + ... + 7084.

It is an arithmetic number, because the mean of its divisors is an integer number (2036160).

Almost surely, 214230279 is an apocalyptic number.

14230279 is a deficient number, since it is larger than the sum of its proper divisors (2059001).

14230279 is an equidigital number, since it uses as much as digits as its factorization.

14230279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3269.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 14230279 is about 3772.3042030038. The cubic root of 14230279 is about 242.3284875021.

The spelling of 14230279 in words is "fourteen million, two hundred thirty thousand, two hundred seventy-nine".

Divisors: 1 7 839 2423 5873 16961 2032897 14230279