Base | Representation |
---|---|
bin | 10110101111110011110001… |
… | …10000100101011100110100 |
3 | 20120002222111111011121100220 |
4 | 23113321320300211130310 |
5 | 23024021422033201234 |
6 | 254215232355134340 |
7 | 13351625225154234 |
oct | 1327717060453464 |
9 | 216088444147326 |
10 | 50021215131444 |
11 | 14a35972989377 |
12 | 573a5438a43b0 |
13 | 21bac98a8c4ab |
14 | c4d07b03bcc4 |
15 | 5bb277404a49 |
hex | 2d7e78c25734 |
50021215131444 has 12 divisors (see below), whose sum is σ = 116716168640064. Its totient is φ = 16673738377144.
The previous prime is 50021215131331. The next prime is 50021215131493. The reversal of 50021215131444 is 44413151212005.
It is a tau number, because it is divible by the number of its divisors (12).
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, 2084217297132 + ... + 2084217297155.
It is an arithmetic number, because the mean of its divisors is an integer number (9726347386672).
Almost surely, 250021215131444 is an apocalyptic number.
It is an amenable number.
50021215131444 is an abundant number, since it is smaller than the sum of its proper divisors (66694953508620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50021215131444 is a wasteful number, since it uses less digits than its factorization.
50021215131444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4168434594294 (or 4168434594292 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 33.
Adding to 50021215131444 its reverse (44413151212005), we get a palindrome (94434366343449).
The spelling of 50021215131444 in words is "fifty trillion, twenty-one billion, two hundred fifteen million, one hundred thirty-one thousand, four hundred forty-four".
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