Base | Representation |
---|---|
bin | 11000110000000000… |
… | …01101011011010100 |
3 | 1021022000222112022020 |
4 | 30120000031123110 |
5 | 204203112010233 |
6 | 10034303333140 |
7 | 650164551645 |
oct | 143000153324 |
9 | 37260875266 |
10 | 13287610068 |
11 | 56a9567127 |
12 | 26a9bb11b0 |
13 | 1339b52185 |
14 | 900a356cc |
15 | 52b8149b3 |
hex | 31800d6d4 |
13287610068 has 24 divisors (see below), whose sum is σ = 31006308480. Its totient is φ = 4428934080.
The previous prime is 13287610033. The next prime is 13287610097. The reversal of 13287610068 is 86001678231.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323728 + ... + 362456.
It is an arithmetic number, because the mean of its divisors is an integer number (1291929520).
Almost surely, 213287610068 is an apocalyptic number.
It is an amenable number.
13287610068 is an abundant number, since it is smaller than the sum of its proper divisors (17718698412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13287610068 is a wasteful number, since it uses less digits than its factorization.
13287610068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67327 (or 67325 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 42.
The spelling of 13287610068 in words is "thirteen billion, two hundred eighty-seven million, six hundred ten thousand, sixty-eight".
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