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14311413 = 322954833
BaseRepresentation
bin110110100101…
…111111110101
3222221002120100
4312211333311
512130431123
61230424313
7232434144
oct66457765
928832510
1014311413
118095416
124962099
132c710bc
141c8775b
1513ca643
hexda5ff5

14311413 has 12 divisors (see below), whose sum is σ = 21385260. Its totient is φ = 9211776.

The previous prime is 14311391. The next prime is 14311417. The reversal of 14311413 is 31411341.

It can be written as a sum of positive squares in 2 ways, for example, as 7436529 + 6874884 = 2727^2 + 2622^2 .

It is not a de Polignac number, because 14311413 - 213 = 14303221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14311417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27156 + ... + 27677.

It is an arithmetic number, because the mean of its divisors is an integer number (1782105).

Almost surely, 214311413 is an apocalyptic number.

It is an amenable number.

14311413 is a deficient number, since it is larger than the sum of its proper divisors (7073847).

14311413 is a wasteful number, since it uses less digits than its factorization.

14311413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54868 (or 54865 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 14311413 is about 3783.0428229139. The cubic root of 14311413 is about 242.7881606517.

Adding to 14311413 its reverse (31411341), we get a palindrome (45722754).

The spelling of 14311413 in words is "fourteen million, three hundred eleven thousand, four hundred thirteen".

Divisors: 1 3 9 29 87 261 54833 164499 493497 1590157 4770471 14311413