Base | Representation |
---|---|
bin | 1101000011111… |
… | …1011100010110 |
3 | 10211002102000020 |
4 | 3100333130112 |
5 | 103011121224 |
6 | 5234130010 |
7 | 1233446256 |
oct | 320773426 |
9 | 124072006 |
10 | 54785814 |
11 | 28a1a436 |
12 | 16420906 |
13 | b472855 |
14 | 73c1966 |
15 | 4c22c79 |
hex | 343f716 |
54785814 has 32 divisors (see below), whose sum is σ = 114048000. Its totient is φ = 17523744.
The previous prime is 54785779. The next prime is 54785831. The reversal of 54785814 is 41858745.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
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, 30267 + ... + 32025.
It is an arithmetic number, because the mean of its divisors is an integer number (3564000).
Almost surely, 254785814 is an apocalyptic number.
54785814 is an abundant number, since it is smaller than the sum of its proper divisors (59262186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54785814 is a wasteful number, since it uses less digits than its factorization.
54785814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1972.
The product of its digits is 179200, while the sum is 42.
The square root of 54785814 is about 7401.7439836838. The cubic root of 54785814 is about 379.8009437609.
The spelling of 54785814 in words is "fifty-four million, seven hundred eighty-five thousand, eight hundred fourteen".
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