Base | Representation |
---|---|
bin | 110101111110… |
… | …1010001011110 |
3 | 1222020210211022 |
4 | 1223331101132 |
5 | 24221103012 |
6 | 2450324142 |
7 | 462356255 |
oct | 153752136 |
9 | 58223738 |
10 | 28300382 |
11 | 14a7a550 |
12 | 9589652 |
13 | 5b2b4b6 |
14 | 3a8979c |
15 | 2740472 |
hex | 1afd45e |
28300382 has 8 divisors (see below), whose sum is σ = 46309752. Its totient is φ = 12863800.
The previous prime is 28300381. The next prime is 28300399.
28300382 is nontrivially palindromic in base 10 and base 15.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28300381) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643169 + ... + 643212.
It is an arithmetic number, because the mean of its divisors is an integer number (5788719).
Almost surely, 228300382 is an apocalyptic number.
28300382 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
28300382 is a deficient number, since it is larger than the sum of its proper divisors (18009370).
28300382 is a wasteful number, since it uses less digits than its factorization.
28300382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1286394.
The product of its (nonzero) digits is 2304, while the sum is 26.
The square root of 28300382 is about 5319.8103349650. The cubic root of 28300382 is about 304.7409140824.
It can be divided in two parts, 28300 and 382, that added together give a palindrome (28682).
The spelling of 28300382 in words is "twenty-eight million, three hundred thousand, three hundred eighty-two".
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