Base | Representation |
---|---|
bin | 110101110111… |
… | …0111011000000 |
3 | 1222010211012012 |
4 | 1223232323000 |
5 | 24212212400 |
6 | 2445152052 |
7 | 462023012 |
oct | 153567300 |
9 | 58124165 |
10 | 28241600 |
11 | 14a3a372 |
12 | 955b628 |
13 | 5b0a80a |
14 | 3a721b2 |
15 | 272cd35 |
hex | 1aeeec0 |
28241600 has 84 divisors (see below), whose sum is σ = 73228200. Its totient is φ = 10690560.
The previous prime is 28241593. The next prime is 28241623. The reversal of 28241600 is 614282.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29936 + ... + 30864.
Almost surely, 228241600 is an apocalyptic number.
28241600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28241600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36614100).
28241600 is an abundant number, since it is smaller than the sum of its proper divisors (44986600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28241600 is a wasteful number, since it uses less digits than its factorization.
28241600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 970 (or 955 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 23.
The square root of 28241600 is about 5314.2826420882. The cubic root of 28241600 is about 304.5297779789.
Adding to 28241600 its reverse (614282), we get a palindrome (28855882).
The spelling of 28241600 in words is "twenty-eight million, two hundred forty-one thousand, six hundred".
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