Base | Representation |
---|---|
bin | 1101000011111… |
… | …0001101000000 |
3 | 10211002011001011 |
4 | 3100332031000 |
5 | 103010440421 |
6 | 5234050304 |
7 | 1233425413 |
oct | 320761500 |
9 | 124064034 |
10 | 54780736 |
11 | 28a1663a |
12 | 16419994 |
13 | b47044a |
14 | 73bdb7a |
15 | 4c214e1 |
hex | 343e340 |
54780736 has 28 divisors (see below), whose sum is σ = 109329220. Its totient is φ = 27233280.
The previous prime is 54780727. The next prime is 54780763. The reversal of 54780736 is 63708745.
It can be written as a sum of positive squares in 2 ways, for example, as 846400 + 53934336 = 920^2 + 7344^2 .
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 3 ways as a sum of consecutive naturals, for example, 9220 + ... + 13948.
It is an arithmetic number, because the mean of its divisors is an integer number (3904615).
Almost surely, 254780736 is an apocalyptic number.
It is an amenable number.
54780736 is a deficient number, since it is larger than the sum of its proper divisors (54548484).
54780736 is a wasteful number, since it uses less digits than its factorization.
54780736 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4922 (or 4912 counting only the distinct ones).
The product of its (nonzero) digits is 141120, while the sum is 40.
The square root of 54780736 is about 7401.4009484691. The cubic root of 54780736 is about 379.7892090396.
The spelling of 54780736 in words is "fifty-four million, seven hundred eighty thousand, seven hundred thirty-six".
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