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14404311 = 3619759
BaseRepresentation
bin110110111100…
…101011010111
31000002211000000
4312330223113
512141414221
61232422343
7233302035
oct66745327
930084000
1014404311
118149199
1249a79b3
132ca447c
141cad555
1513e7e26
hexdbcad7

14404311 has 14 divisors (see below), whose sum is σ = 21597680. Its totient is φ = 9602388.

The previous prime is 14404303. The next prime is 14404331. The reversal of 14404311 is 11340441.

It is not a de Polignac number, because 14404311 - 23 = 14404303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14404331) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 9151 + ... + 10608.

Almost surely, 214404311 is an apocalyptic number.

14404311 is a deficient number, since it is larger than the sum of its proper divisors (7193369).

14404311 is an frugal number, since it uses more digits than its factorization.

14404311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19777 (or 19762 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 14404311 is about 3795.3011738201. The cubic root of 14404311 is about 243.3123555236.

Adding to 14404311 its reverse (11340441), we get a palindrome (25744752).

The spelling of 14404311 in words is "fourteen million, four hundred four thousand, three hundred eleven".

Divisors: 1 3 9 27 81 243 729 19759 59277 177831 533493 1600479 4801437 14404311