Base | Representation |
---|---|
bin | 110110010100… |
… | …1101010011000 |
3 | 1222121001020022 |
4 | 1230221222120 |
5 | 24242412300 |
6 | 2454250012 |
7 | 464044325 |
oct | 154515230 |
9 | 58531208 |
10 | 28482200 |
11 | 1509410a |
12 | 9656908 |
13 | 5b93196 |
14 | 3ad5b4c |
15 | 2779285 |
hex | 1b29a98 |
28482200 has 48 divisors (see below), whose sum is σ = 67495680. Its totient is φ = 11173760.
The previous prime is 28482199. The next prime is 28482203. The reversal of 28482200 is 228482.
It is a super-3 number, since 3×284822003 (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 28482200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28482203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9257 + ... + 11943.
It is an arithmetic number, because the mean of its divisors is an integer number (1406160).
Almost surely, 228482200 is an apocalyptic number.
28482200 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 28482200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33747840).
28482200 is an abundant number, since it is smaller than the sum of its proper divisors (39013480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28482200 is a wasteful number, since it uses less digits than its factorization.
28482200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2756 (or 2747 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 26.
The square root of 28482200 is about 5336.8717428846. The cubic root of 28482200 is about 305.3921320162.
It can be divided in two parts, 28482 and 200, that added together give a palindrome (28682).
The spelling of 28482200 in words is "twenty-eight million, four hundred eighty-two thousand, two hundred".
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