Base | Representation |
---|---|
bin | 110110010101… |
… | …0000000000000 |
3 | 1222121010010120 |
4 | 1230222000000 |
5 | 24242433314 |
6 | 2454300240 |
7 | 464051343 |
oct | 154520000 |
9 | 58533116 |
10 | 28483584 |
11 | 15095158 |
12 | 9657680 |
13 | 5b939bc |
14 | 3ad645a |
15 | 27798a9 |
hex | 1b2a000 |
28483584 has 112 divisors (see below), whose sum is σ = 81259680. Its totient is φ = 8847360.
The previous prime is 28483579. The next prime is 28483589. The reversal of 28483584 is 48538482.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (28483579) and next prime (28483589).
It is a super-2 number, since 2×284835842 = 1622629114970112, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28483589) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466914 + ... + 466974.
Almost surely, 228483584 is an apocalyptic number.
28483584 is a gapful number since it is divisible by the number (24) 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 28483584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40629840).
28483584 is an abundant number, since it is smaller than the sum of its proper divisors (52776096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28483584 is an equidigital number, since it uses as much as digits as its factorization.
28483584 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109 (or 85 counting only the distinct ones).
The product of its digits is 245760, while the sum is 42.
The square root of 28483584 is about 5337.0014052837. The cubic root of 28483584 is about 305.3970784490.
The spelling of 28483584 in words is "twenty-eight million, four hundred eighty-three thousand, five hundred eighty-four".
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