Base | Representation |
---|---|
bin | 110111000011… |
… | …0011011111000 |
3 | 2000022100111101 |
4 | 1232012123320 |
5 | 24342042300 |
6 | 2510341144 |
7 | 500216233 |
oct | 156063370 |
9 | 60270441 |
10 | 28862200 |
11 | 15323664 |
12 | 97ba7b4 |
13 | 5c97133 |
14 | 3b9441a |
15 | 2801b6a |
hex | 1b866f8 |
28862200 has 24 divisors (see below), whose sum is σ = 67105080. Its totient is φ = 11544800.
The previous prime is 28862191. The next prime is 28862213. The reversal of 28862200 is 226882.
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 5 ways as a sum of consecutive naturals, for example, 71956 + ... + 72355.
It is an arithmetic number, because the mean of its divisors is an integer number (2796045).
Almost surely, 228862200 is an apocalyptic number.
28862200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28862200 is an abundant number, since it is smaller than the sum of its proper divisors (38242880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28862200 is a wasteful number, since it uses less digits than its factorization.
28862200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144327 (or 144318 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 28862200 is about 5372.3551632408. The cubic root of 28862200 is about 306.7442830214.
The spelling of 28862200 in words is "twenty-eight million, eight hundred sixty-two thousand, two hundred".
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