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13280596 = 227474307
BaseRepresentation
bin110010101010…
…010101010100
3220222201112221
4302222111110
511344434341
61152352124
7220611640
oct62522524
926881487
1013280596
1175509aa
124545644
13299cb54
141a99c20
151274ed1
hexcaa554

13280596 has 12 divisors (see below), whose sum is σ = 26561248. Its totient is φ = 5691672.

The previous prime is 13280573. The next prime is 13280599. The reversal of 13280596 is 69508231.

13280596 is an admirable number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13280599) 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, 237126 + ... + 237181.

Almost surely, 213280596 is an apocalyptic number.

It is an amenable number.

13280596 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13280596 is a wasteful number, since it uses less digits than its factorization.

13280596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474318 (or 474316 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 13280596 is about 3644.2552051139. The cubic root of 13280596 is about 236.8131720896.

The spelling of 13280596 in words is "thirteen million, two hundred eighty thousand, five hundred ninety-six".

Divisors: 1 2 4 7 14 28 474307 948614 1897228 3320149 6640298 13280596