Base | Representation |
---|---|
bin | 1101010110101… |
… | …0111111110000 |
3 | 10220101202002120 |
4 | 3111222333300 |
5 | 103314402114 |
6 | 5320314240 |
7 | 1250046402 |
oct | 325527760 |
9 | 126352076 |
10 | 56012784 |
11 | 29688263 |
12 | 16912980 |
13 | b7b2179 |
14 | 7620b72 |
15 | 4db65a9 |
hex | 356aff0 |
56012784 has 40 divisors (see below), whose sum is σ = 149371392. Its totient is φ = 18068160.
The previous prime is 56012707. The next prime is 56012791. The reversal of 56012784 is 48721065.
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, 17334 + ... + 20309.
Almost surely, 256012784 is an apocalyptic number.
It is an amenable number.
56012784 is an abundant number, since it is smaller than the sum of its proper divisors (93358608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56012784 is a wasteful number, since it uses less digits than its factorization.
56012784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37685 (or 37679 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 33.
The square root of 56012784 is about 7484.1688917341. The cubic root of 56012784 is about 382.6153473302.
It can be divided in two parts, 560127 and 84, that added together give a triangular number (560211 = T1058).
The spelling of 56012784 in words is "fifty-six million, twelve thousand, seven hundred eighty-four".
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