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14218808 = 231777351
BaseRepresentation
bin110110001111…
…011000111000
3222202101112112
4312033120320
512120000213
61224431452
7231600152
oct66173070
928671475
1014218808
11803188a
124918588
132c3abc6
141c61ad2
1513acea8
hexd8f638

14218808 has 8 divisors (see below), whose sum is σ = 26660280. Its totient is φ = 7109400.

The previous prime is 14218777. The next prime is 14218811. The reversal of 14218808 is 80881241.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 888668 + ... + 888683.

It is an arithmetic number, because the mean of its divisors is an integer number (3332535).

Almost surely, 214218808 is an apocalyptic number.

It is an amenable number.

14218808 is a deficient number, since it is larger than the sum of its proper divisors (12441472).

14218808 is a wasteful number, since it uses less digits than its factorization.

14218808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777357 (or 1777353 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 32.

The square root of 14218808 is about 3770.7834729669. The cubic root of 14218808 is about 242.2633564921.

The spelling of 14218808 in words is "fourteen million, two hundred eighteen thousand, eight hundred eight".

Divisors: 1 2 4 8 1777351 3554702 7109404 14218808