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14413431 = 313213637
BaseRepresentation
bin110110111110…
…111001110111
31000010021111210
4312332321313
512142212211
61232532503
7233340444
oct66767167
930107453
1014413431
11815502a
1249b1133
132ca8676
141cb29cb
1513ea9a6
hexdbee77

14413431 has 8 divisors (see below), whose sum is σ = 19237744. Its totient is φ = 9599040.

The previous prime is 14413423. The next prime is 14413447. The reversal of 14413431 is 13431441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14413431 - 23 = 14413423 is a prime.

It is a super-2 number, since 2×144134312 = 415493986383522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14413398 and 14413407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14413411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145 + ... + 5781.

It is an arithmetic number, because the mean of its divisors is an integer number (2404718).

Almost surely, 214413431 is an apocalyptic number.

14413431 is a deficient number, since it is larger than the sum of its proper divisors (4824313).

14413431 is a wasteful number, since it uses less digits than its factorization.

14413431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4961.

The product of its digits is 576, while the sum is 21.

The square root of 14413431 is about 3796.5024693789. The cubic root of 14413431 is about 243.3636952586.

Adding to 14413431 its reverse (13431441), we get a palindrome (27844872).

The spelling of 14413431 in words is "fourteen million, four hundred thirteen thousand, four hundred thirty-one".

Divisors: 1 3 1321 3637 3963 10911 4804477 14413431