Base | Representation |
---|---|
bin | 11000111100111110010001… |
… | …10001101000011111110000 |
3 | 21012021200010110012222211120 |
4 | 30132133020301220133300 |
5 | 24143003441332114103 |
6 | 312411353122342240 |
7 | 14362224540334344 |
oct | 1436371061503760 |
9 | 235250113188746 |
10 | 54871575660528 |
11 | 165359a4a63600 |
12 | 61a258b7ba980 |
13 | 24804a11a5b13 |
14 | d79b26c81624 |
15 | 652507a10253 |
hex | 31e7c8c687f0 |
54871575660528 has 240 divisors, whose sum is σ = 159605348770560. Its totient is φ = 16223507435520.
The previous prime is 54871575660523. The next prime is 54871575660553. The reversal of 54871575660528 is 82506657517845.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54871575660523) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 231893925 + ... + 232130427.
It is an arithmetic number, because the mean of its divisors is an integer number (665022286544).
Almost surely, 254871575660528 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54871575660528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79802674385280).
54871575660528 is an abundant number, since it is smaller than the sum of its proper divisors (104733773110032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54871575660528 is a wasteful number, since it uses less digits than its factorization.
54871575660528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 237508 (or 237491 counting only the distinct ones).
The product of its (nonzero) digits is 564480000, while the sum is 69.
The spelling of 54871575660528 in words is "fifty-four trillion, eight hundred seventy-one billion, five hundred seventy-five million, six hundred sixty thousand, five hundred twenty-eight".
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