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13264497 = 323147543
BaseRepresentation
bin110010100110…
…011001110001
3220221220110200
4302212121301
511343430442
61152145413
7220514001
oct62463161
926856420
1013264497
11753a8a4
124538269
13299571c
141a94001
15127034c
hexca6671

13264497 has 12 divisors (see below), whose sum is σ = 19778304. Its totient is φ = 8557560.

The previous prime is 13264483. The next prime is 13264499. The reversal of 13264497 is 79446231.

13264497 is a `hidden beast` number, since 1 + 3 + 2 + 644 + 9 + 7 = 666.

13264497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13264497 - 219 = 12740209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13264499) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23493 + ... + 24050.

It is an arithmetic number, because the mean of its divisors is an integer number (1648192).

Almost surely, 213264497 is an apocalyptic number.

It is an amenable number.

13264497 is a deficient number, since it is larger than the sum of its proper divisors (6513807).

13264497 is a wasteful number, since it uses less digits than its factorization.

13264497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47580 (or 47577 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 13264497 is about 3642.0457163523. The cubic root of 13264497 is about 236.7174435343.

The spelling of 13264497 in words is "thirteen million, two hundred sixty-four thousand, four hundred ninety-seven".

Divisors: 1 3 9 31 93 279 47543 142629 427887 1473833 4421499 13264497