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14404012 = 227514429
BaseRepresentation
bin110110111100…
…100110101100
31000002210120221
4312330212230
512141412022
61232421124
7233301130
oct66744654
930083527
1014404012
118148a47
1249a77a4
132ca42ac
141cad3c0
1513e7cc7
hexdbc9ac

14404012 has 12 divisors (see below), whose sum is σ = 28808080. Its totient is φ = 6173136.

The previous prime is 14403973. The next prime is 14404021. The reversal of 14404012 is 21040441.

14404012 is an admirable number.

It is a super-2 number, since 2×144040122 = 414951123392288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257187 + ... + 257242.

Almost surely, 214404012 is an apocalyptic number.

It is an amenable number.

14404012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

14404012 is a wasteful number, since it uses less digits than its factorization.

14404012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514440 (or 514438 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 14404012 is about 3795.2617828023. The cubic root of 14404012 is about 243.3106719790.

Adding to 14404012 its reverse (21040441), we get a palindrome (35444453).

The spelling of 14404012 in words is "fourteen million, four hundred four thousand, twelve".

Divisors: 1 2 4 7 14 28 514429 1028858 2057716 3601003 7202006 14404012