Base | Representation |
---|---|
bin | 110101110101101111… |
… | …110000100000000110 |
3 | 12112012212202201200112 |
4 | 311311233300200012 |
5 | 1421343331403200 |
6 | 42320233313022 |
7 | 4114405064201 |
oct | 656557604006 |
9 | 175185681615 |
10 | 57810028550 |
11 | 225762880aa |
12 | b254565772 |
13 | 55b3b2a3b1 |
14 | 2b25aa6938 |
15 | 1785367535 |
hex | d75bf0806 |
57810028550 has 12 divisors (see below), whose sum is σ = 107526653196. Its totient is φ = 23124011400.
The previous prime is 57810028531. The next prime is 57810028553. The reversal of 57810028550 is 5582001875.
57810028550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 57810028498 and 57810028507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57810028553) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 578100236 + ... + 578100335.
It is an arithmetic number, because the mean of its divisors is an integer number (8960554433).
Almost surely, 257810028550 is an apocalyptic number.
57810028550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
57810028550 is a deficient number, since it is larger than the sum of its proper divisors (49716624646).
57810028550 is a wasteful number, since it uses less digits than its factorization.
57810028550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1156200583 (or 1156200578 counting only the distinct ones).
The product of its (nonzero) digits is 112000, while the sum is 41.
The spelling of 57810028550 in words is "fifty-seven billion, eight hundred ten million, twenty-eight thousand, five hundred fifty".
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