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13288373 = 717111667
BaseRepresentation
bin110010101100…
…001110110101
3221000010012222
4302230032311
511400211443
61152452125
7220643420
oct62541665
927003188
1013288373
11755682a
12454a045
1329a3557
141a9c9b7
151277468
hexcac3b5

13288373 has 8 divisors (see below), whose sum is σ = 16080192. Its totient is φ = 10719936.

The previous prime is 13288369. The next prime is 13288397. The reversal of 13288373 is 37388231.

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

It is a cyclic number.

It is not a de Polignac number, because 13288373 - 22 = 13288369 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13288313) 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 7 ways as a sum of consecutive naturals, for example, 55715 + ... + 55952.

It is an arithmetic number, because the mean of its divisors is an integer number (2010024).

Almost surely, 213288373 is an apocalyptic number.

It is an amenable number.

13288373 is a deficient number, since it is larger than the sum of its proper divisors (2791819).

13288373 is a wasteful number, since it uses less digits than its factorization.

13288373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111691.

The product of its digits is 24192, while the sum is 35.

The square root of 13288373 is about 3645.3220708190. The cubic root of 13288373 is about 236.8593883052.

The spelling of 13288373 in words is "thirteen million, two hundred eighty-eight thousand, three hundred seventy-three".

Divisors: 1 7 17 119 111667 781669 1898339 13288373