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14323212 = 2232397867
BaseRepresentation
bin110110101000…
…111000001100
3222221200202100
4312220320030
512131320322
61230555100
7232513431
oct66507014
928850670
1014323212
1180a3272
124968a90
132c76597
141c8bb88
1513cddac
hexda8e0c

14323212 has 18 divisors (see below), whose sum is σ = 36205988. Its totient is φ = 4774392.

The previous prime is 14323159. The next prime is 14323217. The reversal of 14323212 is 21232341.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (14323217) 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 5 ways as a sum of consecutive naturals, for example, 198898 + ... + 198969.

Almost surely, 214323212 is an apocalyptic number.

14323212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14323212 is an abundant number, since it is smaller than the sum of its proper divisors (21882776).

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

14323212 is a wasteful number, since it uses less digits than its factorization.

14323212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397877 (or 397872 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 14323212 is about 3784.6019605766. The cubic root of 14323212 is about 242.8548643055.

Adding to 14323212 its reverse (21232341), we get a palindrome (35555553).

It can be divided in two parts, 14323 and 212, that added together give a triangular number (14535 = T170).

The spelling of 14323212 in words is "fourteen million, three hundred twenty-three thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 397867 795734 1193601 1591468 2387202 3580803 4774404 7161606 14323212