Base | Representation |
---|---|
bin | 1100111111001… |
… | …0110011111000 |
3 | 10210111110102211 |
4 | 3033302303320 |
5 | 102421100203 |
6 | 5223304504 |
7 | 1231001200 |
oct | 317626370 |
9 | 123443384 |
10 | 54471928 |
11 | 28825625 |
12 | 162ab134 |
13 | b392a14 |
14 | 733d400 |
15 | 4baec6d |
hex | 33f2cf8 |
54471928 has 24 divisors (see below), whose sum is σ = 118810800. Its totient is φ = 23344944.
The previous prime is 54471913. The next prime is 54471953. The reversal of 54471928 is 82917445.
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, 69088 + ... + 69871.
It is an arithmetic number, because the mean of its divisors is an integer number (4950450).
Almost surely, 254471928 is an apocalyptic number.
It is an amenable number.
54471928 is an abundant number, since it is smaller than the sum of its proper divisors (64338872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54471928 is a wasteful number, since it uses less digits than its factorization.
54471928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138979 (or 138968 counting only the distinct ones).
The product of its digits is 80640, while the sum is 40.
The square root of 54471928 is about 7380.5100094777. The cubic root of 54471928 is about 379.0742191446.
The spelling of 54471928 in words is "fifty-four million, four hundred seventy-one thousand, nine hundred twenty-eight".
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