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14050431 = 321561159
BaseRepresentation
bin110101100110…
…010001111111
3222102211120100
4311212101333
512044103211
61221052143
7230266233
oct65462177
928384510
1014050431
117a2732a
124857053
132bac385
141c1a5c3
151378156
hexd6647f

14050431 has 6 divisors (see below), whose sum is σ = 20295080. Its totient is φ = 9366948.

The previous prime is 14050429. The next prime is 14050451. The reversal of 14050431 is 13405041.

It is a happy number.

It is not a de Polignac number, because 14050431 - 21 = 14050429 is a prime.

It is a super-2 number, since 2×140504312 = 394829222571522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14050411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 780571 + ... + 780588.

Almost surely, 214050431 is an apocalyptic number.

14050431 is a deficient number, since it is larger than the sum of its proper divisors (6244649).

14050431 is a wasteful number, since it uses less digits than its factorization.

14050431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561165 (or 1561162 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 14050431 is about 3748.3904545818. The cubic root of 14050431 is about 241.3032745869.

Adding to 14050431 its reverse (13405041), we get a palindrome (27455472).

The spelling of 14050431 in words is "fourteen million, fifty thousand, four hundred thirty-one".

Divisors: 1 3 9 1561159 4683477 14050431