Base | Representation |
---|---|
bin | 110110100001… |
… | …0001001110010 |
3 | 1222210010211122 |
4 | 1231002021302 |
5 | 24304120024 |
6 | 2500342242 |
7 | 464642642 |
oct | 155021162 |
9 | 58703748 |
10 | 28582514 |
11 | 15152514 |
12 | 96a4982 |
13 | 5bc9a3c |
14 | 3b20522 |
15 | 2798d5e |
hex | 1b42272 |
28582514 has 8 divisors (see below), whose sum is σ = 44737920. Its totient is φ = 13669876.
The previous prime is 28582513. The next prime is 28582531. The reversal of 28582514 is 41528582.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (28582511) by changing a digit.
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, 310634 + ... + 310725.
It is an arithmetic number, because the mean of its divisors is an integer number (5592240).
Almost surely, 228582514 is an apocalyptic number.
28582514 is a deficient number, since it is larger than the sum of its proper divisors (16155406).
28582514 is a wasteful number, since it uses less digits than its factorization.
28582514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 621384.
The product of its digits is 25600, while the sum is 35.
The square root of 28582514 is about 5346.2616845792. The cubic root of 28582514 is about 305.7502411865.
The spelling of 28582514 in words is "twenty-eight million, five hundred eighty-two thousand, five hundred fourteen".
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