Base | Representation |
---|---|
bin | 10111110101111100011100… |
… | …10111100001011011111100 |
3 | 20212122100201022202001022100 |
4 | 23322332032113201123330 |
5 | 23333012244401010322 |
6 | 303302254400145100 |
7 | 14021006255220411 |
oct | 1372761627413374 |
9 | 225570638661270 |
10 | 52431054313212 |
11 | 15784981315433 |
12 | 5a695a6008190 |
13 | 23342c5233333 |
14 | cd3968710108 |
15 | 60dcba9bddac |
hex | 2faf8e5e16fc |
52431054313212 has 18 divisors (see below), whose sum is σ = 132534053958488. Its totient is φ = 17477018104392.
The previous prime is 52431054313193. The next prime is 52431054313247. The reversal of 52431054313212 is 21231345013425.
52431054313212 is a `hidden beast` number, since 5 + 2 + 4 + 3 + 1 + 0 + 5 + 431 + 3 + 212 = 666.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1456418175367 = 52431054313212 / (5 + 2 + 4 + 3 + 1 + 0 + 5 + 4 + 3 + 1 + 3 + 2 + 1 + 2).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 728209087648 + ... + 728209087719.
Almost surely, 252431054313212 is an apocalyptic number.
It is an amenable number.
52431054313212 is an abundant number, since it is smaller than the sum of its proper divisors (80102999645276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52431054313212 is a wasteful number, since it uses less digits than its factorization.
52431054313212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1456418175377 (or 1456418175372 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
Adding to 52431054313212 its reverse (21231345013425), we get a palindrome (73662399326637).
The spelling of 52431054313212 in words is "fifty-two trillion, four hundred thirty-one billion, fifty-four million, three hundred thirteen thousand, two hundred twelve".
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