Base | Representation |
---|---|
bin | 110110010110… |
… | …1000110000111 |
3 | 1222121202112011 |
4 | 1230231012013 |
5 | 24243340023 |
6 | 2454435051 |
7 | 464133325 |
oct | 154550607 |
9 | 58552464 |
10 | 28496263 |
11 | 150a3734 |
12 | 9662a87 |
13 | 5b996c3 |
14 | 3adad15 |
15 | 277d50d |
hex | 1b2d187 |
28496263 has 8 divisors (see below), whose sum is σ = 28799280. Its totient is φ = 28195200.
The previous prime is 28496191. The next prime is 28496269. The reversal of 28496263 is 36269482.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28496263 - 217 = 28365191 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28496269) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70863 + ... + 71263.
It is an arithmetic number, because the mean of its divisors is an integer number (3599910).
Almost surely, 228496263 is an apocalyptic number.
28496263 is a deficient number, since it is larger than the sum of its proper divisors (303017).
28496263 is a wasteful number, since it uses less digits than its factorization.
28496263 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 977.
The product of its digits is 124416, while the sum is 40.
The square root of 28496263 is about 5338.1891124238. The cubic root of 28496263 is about 305.4423858930.
The spelling of 28496263 in words is "twenty-eight million, four hundred ninety-six thousand, two hundred sixty-three".
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