Base | Representation |
---|---|
bin | 110110010101… |
… | …0001001011000 |
3 | 1222121010221210 |
4 | 1230222021120 |
5 | 24242443214 |
6 | 2454303120 |
7 | 464053161 |
oct | 154521130 |
9 | 58533853 |
10 | 28484184 |
11 | 15095653 |
12 | 9657aa0 |
13 | 5b94061 |
14 | 3ad6768 |
15 | 2779b59 |
hex | 1b2a258 |
28484184 has 16 divisors (see below), whose sum is σ = 71210520. Its totient is φ = 9494720.
The previous prime is 28484171. The next prime is 28484213. The reversal of 28484184 is 48148482.
It is a super-2 number, since 2×284841842 = 1622697476291712, which contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593397 + ... + 593444.
Almost surely, 228484184 is an apocalyptic number.
28484184 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
28484184 is an abundant number, since it is smaller than the sum of its proper divisors (42726336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28484184 is a wasteful number, since it uses less digits than its factorization.
28484184 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1186850 (or 1186846 counting only the distinct ones).
The product of its digits is 65536, while the sum is 39.
The square root of 28484184 is about 5337.0576163276. The cubic root of 28484184 is about 305.3992228065.
The spelling of 28484184 in words is "twenty-eight million, four hundred eighty-four thousand, one hundred eighty-four".
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