Base | Representation |
---|---|
bin | 110110101010… |
… | …0111000001110 |
3 | 1222221001001101 |
4 | 1231110320032 |
5 | 24314043324 |
6 | 2502133314 |
7 | 465412363 |
oct | 155247016 |
9 | 58831041 |
10 | 28659214 |
11 | 151a5101 |
12 | 972123a |
13 | 5c2591c |
14 | 3b4046a |
15 | 27b1944 |
hex | 1b54e0e |
28659214 has 4 divisors (see below), whose sum is σ = 42988824. Its totient is φ = 14329606.
The previous prime is 28659193. The next prime is 28659223. The reversal of 28659214 is 41295682.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 7164802 + ... + 7164805.
It is an arithmetic number, because the mean of its divisors is an integer number (10747206).
Almost surely, 228659214 is an apocalyptic number.
28659214 is a deficient number, since it is larger than the sum of its proper divisors (14329610).
28659214 is a wasteful number, since it uses less digits than its factorization.
28659214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14329609.
The product of its digits is 34560, while the sum is 37.
The square root of 28659214 is about 5353.4301153559. The cubic root of 28659214 is about 306.0234863144.
The spelling of 28659214 in words is "twenty-eight million, six hundred fifty-nine thousand, two hundred fourteen".
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