Base | Representation |
---|---|
bin | 1100011000011001010101110… |
… | …1011100011001110001011000 |
3 | 11020020211112211202021202102202 |
4 | 3012012111131130121301120 |
5 | 1403144014032031402133 |
6 | 12324554022244145332 |
7 | 351341426504456432 |
oct | 30606253534316130 |
9 | 4206745752252382 |
10 | 871248568622168 |
11 | 232674496647170 |
12 | 81871986998248 |
13 | 2b51b506413289 |
14 | 11520927413652 |
15 | 6aad2947e12e8 |
hex | 318655d719c58 |
871248568622168 has 32 divisors (see below), whose sum is σ = 1886928718142160. Its totient is φ = 372726660372480.
The previous prime is 871248568622119. The next prime is 871248568622183. The reversal of 871248568622168 is 861226865842178.
It is a junction number, because it is equal to n+sod(n) for n = 871248568622095 and 871248568622104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291192701921 + ... + 291192704912.
Almost surely, 2871248568622168 is an apocalyptic number.
871248568622168 is a gapful number since it is divisible by the number (88) formed by its first and last digit.
It is an amenable number.
871248568622168 is an abundant number, since it is smaller than the sum of its proper divisors (1015680149519992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
871248568622168 is a wasteful number, since it uses less digits than its factorization.
871248568622168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 582385406867 (or 582385406863 counting only the distinct ones).
The product of its digits is 990904320, while the sum is 74.
The spelling of 871248568622168 in words is "eight hundred seventy-one trillion, two hundred forty-eight billion, five hundred sixty-eight million, six hundred twenty-two thousand, one hundred sixty-eight".
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