Base | Representation |
---|---|
bin | 110101011111… |
… | …1110011011000 |
3 | 1221210000110001 |
4 | 1222333303120 |
5 | 24140023400 |
6 | 2441102344 |
7 | 460260226 |
oct | 152776330 |
9 | 57700401 |
10 | 28048600 |
11 | 14918368 |
12 | 94879b4 |
13 | 5a70a08 |
14 | 3a21b16 |
15 | 26e0a6a |
hex | 1abfcd8 |
28048600 has 48 divisors (see below), whose sum is σ = 66346200. Its totient is φ = 11024640.
The previous prime is 28048591. The next prime is 28048619. The reversal of 28048600 is 684082.
It is a congruent number.
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, 10612 + ... + 12988.
Almost surely, 228048600 is an apocalyptic number.
28048600 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 28048600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33173100).
28048600 is an abundant number, since it is smaller than the sum of its proper divisors (38297600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28048600 is a wasteful number, since it uses less digits than its factorization.
28048600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2452 (or 2443 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 28048600 is about 5296.0928994873. The cubic root of 28048600 is about 303.8344839991.
The spelling of 28048600 in words is "twenty-eight million, forty-eight thousand, six hundred".
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