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13512404113 = 1323253131283
BaseRepresentation
bin11001001010110011…
…01110110010010001
31021212200222020202121
430211121232302101
5210133133412423
610112453414241
7655564353115
oct144531566221
937780866677
1013512404113
11580444422a
12275133a381
1313745aa9c0
1492282d745
1554141a45d
hex32566ec91

13512404113 has 48 divisors (see below), whose sum is σ = 15672533184. Its totient is φ = 11575175040.

The previous prime is 13512404069. The next prime is 13512404131. The reversal of 13512404113 is 31140421531.

13512404113 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 13512404113 - 213 = 13512395921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13512407113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47746870 + ... + 47747152.

It is an arithmetic number, because the mean of its divisors is an integer number (326511108).

Almost surely, 213512404113 is an apocalyptic number.

13512404113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13512404113 is a deficient number, since it is larger than the sum of its proper divisors (2160129071).

13512404113 is a wasteful number, since it uses less digits than its factorization.

13512404113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 13512404113 its reverse (31140421531), we get a palindrome (44652825644).

The spelling of 13512404113 in words is "thirteen billion, five hundred twelve million, four hundred four thousand, one hundred thirteen".

Divisors: 1 13 23 53 131 283 299 529 689 1219 1703 3013 3679 6509 6877 6943 14999 15847 28037 37073 39169 69299 84617 90259 149707 159689 194987 344977 364481 481949 852679 900887 1946191 1964869 2075957 3672847 4484701 7934471 11084827 19611617 25543297 45191987 47747011 103148123 254951021 587495831 1039415701 13512404113