Base | Representation |
---|---|
bin | 110101111010… |
… | …1100111111110 |
3 | 1222012012212000 |
4 | 1223311213332 |
5 | 24214102204 |
6 | 2445523130 |
7 | 462166032 |
oct | 153654776 |
9 | 58165760 |
10 | 28269054 |
11 | 14a58a60 |
12 | 95734a6 |
13 | 5b1a168 |
14 | 3a7c1c2 |
15 | 2736039 |
hex | 1af59fe |
28269054 has 32 divisors (see below), whose sum is σ = 68532480. Its totient is φ = 8566200.
The previous prime is 28269029. The next prime is 28269061. The reversal of 28269054 is 45096282.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23202 + ... + 24389.
It is an arithmetic number, because the mean of its divisors is an integer number (2141640).
Almost surely, 228269054 is an apocalyptic number.
28269054 is an abundant number, since it is smaller than the sum of its proper divisors (40263426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28269054 is a wasteful number, since it uses less digits than its factorization.
28269054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47613 (or 47607 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 28269054 is about 5316.8650537699. The cubic root of 28269054 is about 304.6284250439.
The spelling of 28269054 in words is "twenty-eight million, two hundred sixty-nine thousand, fifty-four".
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