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13260523 = 73373487
BaseRepresentation
bin110010100101…
…011011101011
3220221201000111
4302211123223
511343314043
61152115151
7220466263
oct62453353
926851014
1013260523
117537911
124535ab7
132993983
141a927a3
15126e09d
hexca56eb

13260523 has 8 divisors (see below), whose sum is σ = 13505888. Its totient is φ = 13017024.

The previous prime is 13260521. The next prime is 13260551. The reversal of 13260523 is 32506231.

13260523 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 13260523 - 21 = 13260521 is a prime.

It is the 3642-nd Hogben number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13260494 and 13260503.

It is not an unprimeable number, because it can be changed into a prime (13260521) by changing a digit.

It is a nontrivial repunit in base 3641.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26986 + ... + 27472.

It is an arithmetic number, because the mean of its divisors is an integer number (1688236).

Almost surely, 213260523 is an apocalyptic number.

13260523 is a deficient number, since it is larger than the sum of its proper divisors (245365).

13260523 is an equidigital number, since it uses as much as digits as its factorization.

13260523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 13260523 is about 3641.5001029795. The cubic root of 13260523 is about 236.6938012486.

Adding to 13260523 its reverse (32506231), we get a palindrome (45766754).

The spelling of 13260523 in words is "thirteen million, two hundred sixty thousand, five hundred twenty-three".

Divisors: 1 73 373 487 27229 35551 181651 13260523