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13260542 = 215434297
BaseRepresentation
bin110010100101…
…011011111110
3220221201001012
4302211123332
511343314132
61152115222
7220466321
oct62453376
926851035
1013260542
117537929
124535b12
132993999
141a927b8
15126e0b2
hexca56fe

13260542 has 8 divisors (see below), whose sum is σ = 19908336. Its totient is φ = 6624432.

The previous prime is 13260521. The next prime is 13260551. The reversal of 13260542 is 24506231.

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

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, 938 + ... + 5234.

It is an arithmetic number, because the mean of its divisors is an integer number (2488542).

Almost surely, 213260542 is an apocalyptic number.

13260542 is a deficient number, since it is larger than the sum of its proper divisors (6647794).

13260542 is a wasteful number, since it uses less digits than its factorization.

13260542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5842.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 13260542 is about 3641.5027117936. The cubic root of 13260542 is about 236.6939142954.

Adding to 13260542 its reverse (24506231), we get a palindrome (37766773).

The spelling of 13260542 in words is "thirteen million, two hundred sixty thousand, five hundred forty-two".

Divisors: 1 2 1543 3086 4297 8594 6630271 13260542