Base | Representation |
---|---|
bin | 110100000010001011… |
… | …101110001110110100 |
3 | 12100012202112010222020 |
4 | 310002023232032310 |
5 | 1403411011432403 |
6 | 41400013433140 |
7 | 4015353245262 |
oct | 640213561664 |
9 | 170182463866 |
10 | 55871202228 |
11 | 217709231a6 |
12 | a9b319b7b0 |
13 | 536525129a |
14 | 29c03b3432 |
15 | 16c003a453 |
hex | d022ee3b4 |
55871202228 has 48 divisors (see below), whose sum is σ = 132569223360. Its totient is φ = 18309312000.
The previous prime is 55871202223. The next prime is 55871202239. The reversal of 55871202228 is 82220217855.
It is a self number, because there is not a number n which added to its sum of digits gives 55871202228.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55871202223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1540503 + ... + 1576353.
It is an arithmetic number, because the mean of its divisors is an integer number (2761858820).
Almost surely, 255871202228 is an apocalyptic number.
It is an amenable number.
55871202228 is an abundant number, since it is smaller than the sum of its proper divisors (76698021132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55871202228 is a wasteful number, since it uses less digits than its factorization.
55871202228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38048 (or 38046 counting only the distinct ones).
The product of its (nonzero) digits is 179200, while the sum is 42.
The spelling of 55871202228 in words is "fifty-five billion, eight hundred seventy-one million, two hundred two thousand, two hundred twenty-eight".
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