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13258268 = 225362539
BaseRepresentation
bin110010100100…
…111000011100
3220221120220222
4302210320130
511343231033
61152100512
7220456562
oct62447034
926846828
1013258268
117536151
124534738
13299293a
141a91a32
15126d598
hexca4e1c

13258268 has 12 divisors (see below), whose sum is σ = 23640120. Its totient is φ = 6503952.

The previous prime is 13258261. The next prime is 13258291. The reversal of 13258268 is 86285231.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13258261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31058 + ... + 31481.

It is an arithmetic number, because the mean of its divisors is an integer number (1970010).

Almost surely, 213258268 is an apocalyptic number.

It is an amenable number.

13258268 is a deficient number, since it is larger than the sum of its proper divisors (10381852).

13258268 is a wasteful number, since it uses less digits than its factorization.

13258268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62596 (or 62594 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 13258268 is about 3641.1904646695. The cubic root of 13258268 is about 236.6803836084.

The spelling of 13258268 in words is "thirteen million, two hundred fifty-eight thousand, two hundred sixty-eight".

Divisors: 1 2 4 53 106 212 62539 125078 250156 3314567 6629134 13258268