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14431023 = 328571871
BaseRepresentation
bin110111000011…
…001100101111
31000011011122100
4313003030233
512143243043
61233150143
7233442645
oct67031457
930134570
1014431023
118167272
1249bb353
132cb3689
141cb9195
151400cd3
hexdc332f

14431023 has 12 divisors (see below), whose sum is σ = 20880288. Its totient is φ = 9604320.

The previous prime is 14431003. The next prime is 14431031. The reversal of 14431023 is 32013441.

It is not a de Polignac number, because 14431023 - 25 = 14430991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14430987 and 14431005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14431003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6778 + ... + 8648.

It is an arithmetic number, because the mean of its divisors is an integer number (1740024).

Almost surely, 214431023 is an apocalyptic number.

14431023 is a deficient number, since it is larger than the sum of its proper divisors (6449265).

14431023 is a wasteful number, since it uses less digits than its factorization.

14431023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734 (or 2731 counting only the distinct ones).

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

The square root of 14431023 is about 3798.8186321539. The cubic root of 14431023 is about 243.4626657607.

Adding to 14431023 its reverse (32013441), we get a palindrome (46444464).

The spelling of 14431023 in words is "fourteen million, four hundred thirty-one thousand, twenty-three".

Divisors: 1 3 9 857 1871 2571 5613 7713 16839 1603447 4810341 14431023