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14212216 = 2314911923
BaseRepresentation
bin110110001101…
…110001111000
3222202001111101
4312031301320
512114242331
61224341144
7231542014
oct66156170
928661441
1014212216
118027937
1249147b4
132c37bc5
141c5d544
1513ab061
hexd8dc78

14212216 has 16 divisors (see below), whose sum is σ = 26829000. Its totient is φ = 7057824.

The previous prime is 14212139. The next prime is 14212217. The reversal of 14212216 is 61221241.

It is a junction number, because it is equal to n+sod(n) for n = 14212193 and 14212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14212217) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4770 + ... + 7153.

Almost surely, 214212216 is an apocalyptic number.

It is an amenable number.

14212216 is a deficient number, since it is larger than the sum of its proper divisors (12616784).

14212216 is a wasteful number, since it uses less digits than its factorization.

14212216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12078 (or 12074 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 14212216 is about 3769.9092827282. The cubic root of 14212216 is about 242.2259120288.

Adding to 14212216 its reverse (61221241), we get a palindrome (75433457).

The spelling of 14212216 in words is "fourteen million, two hundred twelve thousand, two hundred sixteen".

Divisors: 1 2 4 8 149 298 596 1192 11923 23846 47692 95384 1776527 3553054 7106108 14212216