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14218472 = 234167647
BaseRepresentation
bin110110001111…
…010011101000
3222202101002002
4312033103220
512114442342
61224430132
7231566162
oct66172350
928671062
1014218472
118031604
124918348
132c3a9c8
141c61932
1513acd32
hexd8f4e8

14218472 has 32 divisors (see below), whose sum is σ = 27760320. Its totient is φ = 6821760.

The previous prime is 14218453. The next prime is 14218493. The reversal of 14218472 is 27481241.

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 in 7 ways as a sum of consecutive naturals, for example, 21653 + ... + 22299.

It is an arithmetic number, because the mean of its divisors is an integer number (867510).

Almost surely, 214218472 is an apocalyptic number.

It is an amenable number.

14218472 is a deficient number, since it is larger than the sum of its proper divisors (13541848).

14218472 is a wasteful number, since it uses less digits than its factorization.

14218472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761 (or 757 counting only the distinct ones).

The product of its digits is 3584, while the sum is 29.

The square root of 14218472 is about 3770.7389196284. The cubic root of 14218472 is about 242.2614481950.

The spelling of 14218472 in words is "fourteen million, two hundred eighteen thousand, four hundred seventy-two".

Divisors: 1 2 4 8 41 67 82 134 164 268 328 536 647 1294 2588 2747 5176 5494 10988 21976 26527 43349 53054 86698 106108 173396 212216 346792 1777309 3554618 7109236 14218472