Base | Representation |
---|---|
bin | 1100000011010101011011… |
… | …1010100110101001101101 |
3 | 1201220211021002202100021022 |
4 | 3000311112322212221231 |
5 | 3214102413132431110 |
6 | 44103342435343525 |
7 | 2535245563110221 |
oct | 300652672465155 |
9 | 51824232670238 |
10 | 13251432311405 |
11 | 42499a0091782 |
12 | 15a0271a51ba5 |
13 | 7517b26c9b42 |
14 | 33b530b5a781 |
15 | 17ea780c9755 |
hex | c0d56ea6a6d |
13251432311405 has 16 divisors (see below), whose sum is σ = 16137607584384. Its totient is φ = 10444931555520.
The previous prime is 13251432311363. The next prime is 13251432311407. The reversal of 13251432311405 is 50411323415231.
It is not a de Polignac number, because 13251432311405 - 28 = 13251432311149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13251432311407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65205491 + ... + 65408400.
It is an arithmetic number, because the mean of its divisors is an integer number (1008600474024).
Almost surely, 213251432311405 is an apocalyptic number.
It is an amenable number.
13251432311405 is a deficient number, since it is larger than the sum of its proper divisors (2886175272979).
13251432311405 is a wasteful number, since it uses less digits than its factorization.
13251432311405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130614196.
The product of its (nonzero) digits is 43200, while the sum is 35.
Adding to 13251432311405 its reverse (50411323415231), we get a palindrome (63662755726636).
The spelling of 13251432311405 in words is "thirteen trillion, two hundred fifty-one billion, four hundred thirty-two million, three hundred eleven thousand, four hundred five".
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