Base | Representation |
---|---|
bin | 10110111011011101… |
… | …11011001010110111 |
3 | 1011202220102210211110 |
4 | 23131232323022313 |
5 | 200202330002221 |
6 | 5353302010103 |
7 | 614024163510 |
oct | 133556731267 |
9 | 34686383743 |
10 | 12310000311 |
11 | 5247746484 |
12 | 2476716933 |
13 | 121245436b |
14 | 84ac75a07 |
15 | 4c0aa7776 |
hex | 2ddbbb2b7 |
12310000311 has 16 divisors (see below), whose sum is σ = 19194331904. Its totient is φ = 6870697344.
The previous prime is 12310000289. The next prime is 12310000349. The reversal of 12310000311 is 11300001321.
It is not a de Polignac number, because 12310000311 - 217 = 12309869239 is a prime.
It is a super-2 number, since 2×123100003112 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12310008311) 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, 6815266 + ... + 6817071.
It is an arithmetic number, because the mean of its divisors is an integer number (1199645744).
Almost surely, 212310000311 is an apocalyptic number.
12310000311 is a deficient number, since it is larger than the sum of its proper divisors (6884331593).
12310000311 is a wasteful number, since it uses less digits than its factorization.
12310000311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13632390.
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 12310000311 its reverse (11300001321), we get a palindrome (23610001632).
The spelling of 12310000311 in words is "twelve billion, three hundred ten million, three hundred eleven", and thus it is an aban number.
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