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14188212 = 22321920743
BaseRepresentation
bin110110000111…
…111010110100
3222200211120100
4312013322310
512113010322
61224034100
7231412023
oct66077264
928624510
1014188212
1180108a5
124902930
132c29cbc
141c548ba
1513a3dac
hexd87eb4

14188212 has 36 divisors (see below), whose sum is σ = 37754080. Its totient is φ = 4480272.

The previous prime is 14188189. The next prime is 14188241. The reversal of 14188212 is 21288141.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9688 + ... + 11055.

Almost surely, 214188212 is an apocalyptic number.

14188212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14188212 is an abundant number, since it is smaller than the sum of its proper divisors (23565868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14188212 is a wasteful number, since it uses less digits than its factorization.

14188212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20772 (or 20767 counting only the distinct ones).

The product of its digits is 1024, while the sum is 27.

The square root of 14188212 is about 3766.7243063436. The cubic root of 14188212 is about 242.0894644518.

It can be divided in two parts, 14188 and 212, that added together give a square (14400 = 1202).

The spelling of 14188212 in words is "fourteen million, one hundred eighty-eight thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 19 36 38 57 76 114 171 228 342 684 20743 41486 62229 82972 124458 186687 248916 373374 394117 746748 788234 1182351 1576468 2364702 3547053 4729404 7094106 14188212