Base | Representation |
---|---|
bin | 101010110111110001110000… |
… | …010100101100110001100110 |
3 | 220201121021221210212021212010 |
4 | 222313301300110230301212 |
5 | 144203204320341100440 |
6 | 1505003035435335050 |
7 | 54500233165462332 |
oct | 5267616024546146 |
9 | 821537853767763 |
10 | 188550948768870 |
11 | 550950100810a6 |
12 | 1919252b2b1486 |
13 | 81293801ca39c |
14 | 347bcb39ac7c2 |
15 | 16be999aa8580 |
hex | ab7c7052cc66 |
188550948768870 has 32 divisors (see below), whose sum is σ = 476339238996480. Its totient is φ = 47633923899360.
The previous prime is 188550948768859. The next prime is 188550948768907. The reversal of 188550948768870 is 78867849055881.
188550948768870 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
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, 165395568526 + ... + 165395569665.
It is an arithmetic number, because the mean of its divisors is an integer number (14885601218640).
Almost surely, 2188550948768870 is an apocalyptic number.
188550948768870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
188550948768870 is an abundant number, since it is smaller than the sum of its proper divisors (287788290227610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
188550948768870 is a wasteful number, since it uses less digits than its factorization.
188550948768870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330791138220.
The product of its (nonzero) digits is 8670412800, while the sum is 84.
The spelling of 188550948768870 in words is "one hundred eighty-eight trillion, five hundred fifty billion, nine hundred forty-eight million, seven hundred sixty-eight thousand, eight hundred seventy".
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