Base | Representation |
---|---|
bin | 11101001010110011110011… |
… | …111100001111101100110100 |
3 | 121211020001001011112001102220 |
4 | 131022303303330033230310 |
5 | 113303320042004301424 |
6 | 1132501504450402340 |
7 | 36010241012625414 |
oct | 3512636374175464 |
9 | 554201034461386 |
10 | 128286175853364 |
11 | 3796a952945771 |
12 | 1247a8788903b0 |
13 | 5677446ac21b9 |
14 | 2397126872644 |
15 | ec70402d1579 |
hex | 74acf3f0fb34 |
128286175853364 has 48 divisors (see below), whose sum is σ = 302531195942976. Its totient is φ = 42306027840000.
The previous prime is 128286175853359. The next prime is 128286175853477. The reversal of 128286175853364 is 463358571682821.
It is a super-3 number, since 3×1282861758533643 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39232462 + ... + 42376389.
It is an arithmetic number, because the mean of its divisors is an integer number (6302733248812).
Almost surely, 2128286175853364 is an apocalyptic number.
It is an amenable number.
128286175853364 is an abundant number, since it is smaller than the sum of its proper divisors (174245020089612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128286175853364 is a wasteful number, since it uses less digits than its factorization.
128286175853364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81610256 (or 81610254 counting only the distinct ones).
The product of its digits is 464486400, while the sum is 69.
The spelling of 128286175853364 in words is "one hundred twenty-eight trillion, two hundred eighty-six billion, one hundred seventy-five million, eight hundred fifty-three thousand, three hundred sixty-four".
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