Base | Representation |
---|---|
bin | 110011101100010110… |
… | …111101101101111000 |
3 | 12022021020112201012200 |
4 | 303230112331231320 |
5 | 1402133243103423 |
6 | 41255413510200 |
7 | 4003316100426 |
oct | 635426755570 |
9 | 168236481180 |
10 | 55505050488 |
11 | 215a3176a58 |
12 | a910642360 |
13 | 5307431454 |
14 | 2987900116 |
15 | 169cd10d43 |
hex | cec5bdb78 |
55505050488 has 24 divisors (see below), whose sum is σ = 150326178600. Its totient is φ = 18501683472.
The previous prime is 55505050477. The next prime is 55505050529. The reversal of 55505050488 is 88405050555.
55505050488 is a `hidden beast` number, since 5 + 550 + 5 + 0 + 50 + 48 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 385451668 + ... + 385451811.
It is an arithmetic number, because the mean of its divisors is an integer number (6263590775).
Almost surely, 255505050488 is an apocalyptic number.
It is an amenable number.
55505050488 is an abundant number, since it is smaller than the sum of its proper divisors (94821128112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55505050488 is a wasteful number, since it uses less digits than its factorization.
55505050488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 770903491 (or 770903484 counting only the distinct ones).
The product of its (nonzero) digits is 800000, while the sum is 45.
The spelling of 55505050488 in words is "fifty-five billion, five hundred five million, fifty thousand, four hundred eighty-eight".
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