Base | Representation |
---|---|
bin | 10111111101001001111000… |
… | …11010110100010110101110 |
3 | 20220112001011021112022221100 |
4 | 23332210330122310112232 |
5 | 23401042124103023330 |
6 | 304012144555143530 |
7 | 14044626315041100 |
oct | 1376447432642656 |
9 | 226461137468840 |
10 | 52678787548590 |
11 | 1586aa48268895 |
12 | 5aa9603444ba6 |
13 | 23517857b5888 |
14 | d0194a065570 |
15 | 6154697ce060 |
hex | 2fe93c6b45ae |
52678787548590 has 288 divisors, whose sum is σ = 168121740421440. Its totient is φ = 11387939447808.
The previous prime is 52678787548523. The next prime is 52678787548603. The reversal of 52678787548590 is 9584578787625.
52678787548590 is a `hidden beast` number, since 5 + 2 + 67 + 8 + 7 + 8 + 7 + 548 + 5 + 9 + 0 = 666.
It is a super-2 number, since 2×526787875485902 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 6109512 + ... + 11945028.
It is an arithmetic number, because the mean of its divisors is an integer number (583756043130).
Almost surely, 252678787548590 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52678787548590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84060870210720).
52678787548590 is an abundant number, since it is smaller than the sum of its proper divisors (115442952872850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52678787548590 is a wasteful number, since it uses less digits than its factorization.
52678787548590 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5835656 (or 5835646 counting only the distinct ones).
The product of its (nonzero) digits is 9483264000, while the sum is 81.
The spelling of 52678787548590 in words is "fifty-two trillion, six hundred seventy-eight billion, seven hundred eighty-seven million, five hundred forty-eight thousand, five hundred ninety".
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