Base | Representation |
---|---|
bin | 101111110000101110… |
… | …101010011000000000 |
3 | 11220101000202212100000 |
4 | 233300232222120000 |
5 | 1320012022414123 |
6 | 35320445200000 |
7 | 3463564513134 |
oct | 576056523000 |
9 | 156330685300 |
10 | 51283404288 |
11 | 1a827165756 |
12 | 9b32860000 |
13 | 4ab3916c4c |
14 | 26a6d713c4 |
15 | 15023a7b43 |
hex | bf0baa600 |
51283404288 has 120 divisors (see below), whose sum is σ = 153489504168. Its totient is φ = 17094426624.
The previous prime is 51283404283. The next prime is 51283404301. The reversal of 51283404288 is 88240438215.
51283404288 is a `hidden beast` number, since 5 + 1 + 28 + 340 + 4 + 288 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51283404283) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81681 + ... + 330512.
Almost surely, 251283404288 is an apocalyptic number.
It is an amenable number.
51283404288 is an abundant number, since it is smaller than the sum of its proper divisors (102206099880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51283404288 is an frugal number, since it uses more digits than its factorization.
51283404288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 412226 (or 412198 counting only the distinct ones).
The product of its (nonzero) digits is 491520, while the sum is 45.
The spelling of 51283404288 in words is "fifty-one billion, two hundred eighty-three million, four hundred four thousand, two hundred eighty-eight".
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