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13290168 = 233553757
BaseRepresentation
bin110010101100…
…101010111000
3221000012200110
4302230222320
511400241133
61152504320
7220651563
oct62545270
927005613
1013290168
117558111
12454b0a0
1329a4308
141a9d4da
151277c63
hexcacab8

13290168 has 16 divisors (see below), whose sum is σ = 33225480. Its totient is φ = 4430048.

The previous prime is 13290157. The next prime is 13290181. The reversal of 13290168 is 86109231.

13290168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276855 + ... + 276902.

Almost surely, 213290168 is an apocalyptic number.

It is an amenable number.

13290168 is an abundant number, since it is smaller than the sum of its proper divisors (19935312).

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

13290168 is a wasteful number, since it uses less digits than its factorization.

13290168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553766 (or 553762 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 13290168 is about 3645.5682684597. The cubic root of 13290168 is about 236.8700528528.

Adding to 13290168 its reverse (86109231), we get a palindrome (99399399).

The spelling of 13290168 in words is "thirteen million, two hundred ninety thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 24 553757 1107514 1661271 2215028 3322542 4430056 6645084 13290168