Base | Representation |
---|---|
bin | 100000010110101… |
… | …100001000100110 |
3 | 1101211102001111000 |
4 | 200112230020212 |
5 | 2102430200404 |
6 | 125510254130 |
7 | 16310612154 |
oct | 4026541046 |
9 | 1354361430 |
10 | 542818854 |
11 | 259452926 |
12 | 131957346 |
13 | 885c79b6 |
14 | 521403d4 |
15 | 329c5339 |
hex | 205ac226 |
542818854 has 32 divisors (see below), whose sum is σ = 1207059840. Its totient is φ = 180820296.
The previous prime is 542818849. The next prime is 542818873. The reversal of 542818854 is 458818245.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124597 + ... + 128879.
It is an arithmetic number, because the mean of its divisors is an integer number (37720620).
Almost surely, 2542818854 is an apocalyptic number.
542818854 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
542818854 is an abundant number, since it is smaller than the sum of its proper divisors (664240986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542818854 is a wasteful number, since it uses less digits than its factorization.
542818854 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6641 (or 6635 counting only the distinct ones).
The product of its digits is 409600, while the sum is 45.
The square root of 542818854 is about 23298.4732117794. The cubic root of 542818854 is about 815.7397796982.
The spelling of 542818854 in words is "five hundred forty-two million, eight hundred eighteen thousand, eight hundred fifty-four".
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