Base | Representation |
---|---|
bin | 1101000100010… |
… | …0010000001000 |
3 | 10211010102000210 |
4 | 3101010100020 |
5 | 103012234022 |
6 | 5234401120 |
7 | 1233560556 |
oct | 321042010 |
9 | 124112023 |
10 | 54805512 |
11 | 28a33213 |
12 | 164301a0 |
13 | b47b7c8 |
14 | 73c8bd6 |
15 | 4c28a0c |
hex | 3444408 |
54805512 has 16 divisors (see below), whose sum is σ = 137013840. Its totient is φ = 18268496.
The previous prime is 54805477. The next prime is 54805523. The reversal of 54805512 is 21550845.
It is a self number, because there is not a number n which added to its sum of digits gives 54805512.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1141758 + ... + 1141805.
It is an arithmetic number, because the mean of its divisors is an integer number (8563365).
Almost surely, 254805512 is an apocalyptic number.
It is an amenable number.
54805512 is an abundant number, since it is smaller than the sum of its proper divisors (82208328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54805512 is a wasteful number, since it uses less digits than its factorization.
54805512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2283572 (or 2283568 counting only the distinct ones).
The product of its (nonzero) digits is 8000, while the sum is 30.
The square root of 54805512 is about 7403.0744964508. The cubic root of 54805512 is about 379.8464568965.
The spelling of 54805512 in words is "fifty-four million, eight hundred five thousand, five hundred twelve".
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