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13240314 = 2331714423
BaseRepresentation
bin110010100000…
…011111111010
3220220200022000
4302200133322
511342142224
61151441430
7220353333
oct62403772
926820260
1013240314
11752370a
124526276
132987709
141a8928a
1512680c9
hexca07fa

13240314 has 32 divisors (see below), whose sum is σ = 31155840. Its totient is φ = 4153536.

The previous prime is 13240313. The next prime is 13240319. The reversal of 13240314 is 41304231.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (13240313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6294 + ... + 8129.

It is an arithmetic number, because the mean of its divisors is an integer number (973620).

Almost surely, 213240314 is an apocalyptic number.

13240314 is an abundant number, since it is smaller than the sum of its proper divisors (17915526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13240314 is a wasteful number, since it uses less digits than its factorization.

13240314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14451 (or 14445 counting only the distinct ones).

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

The square root of 13240314 is about 3638.7242269785. The cubic root of 13240314 is about 236.5734998843.

Adding to 13240314 its reverse (41304231), we get a palindrome (54544545).

The spelling of 13240314 in words is "thirteen million, two hundred forty thousand, three hundred fourteen".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 102 153 306 459 918 14423 28846 43269 86538 129807 245191 259614 389421 490382 735573 778842 1471146 2206719 4413438 6620157 13240314