Base | Representation |
---|---|
bin | 110101100100… |
… | …1000110111010 |
3 | 1221211221201200 |
4 | 1223021012322 |
5 | 24142233324 |
6 | 2441555030 |
7 | 460506315 |
oct | 153110672 |
9 | 57757650 |
10 | 28086714 |
11 | 14943a67 |
12 | 94a5a76 |
13 | 5a85176 |
14 | 3a3197c |
15 | 26ebec9 |
hex | 1ac91ba |
28086714 has 48 divisors (see below), whose sum is σ = 63180000. Its totient is φ = 9011808.
The previous prime is 28086701. The next prime is 28086727. The reversal of 28086714 is 41768082.
It is an interprime number because it is at equal distance from previous prime (28086701) and next prime (28086727).
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 in 23 ways as a sum of consecutive naturals, for example, 56037 + ... + 56535.
It is an arithmetic number, because the mean of its divisors is an integer number (1316250).
Almost surely, 228086714 is an apocalyptic number.
28086714 is an abundant number, since it is smaller than the sum of its proper divisors (35093286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28086714 is a wasteful number, since it uses less digits than its factorization.
28086714 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 619 (or 616 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 36.
The square root of 28086714 is about 5299.6899909334. The cubic root of 28086714 is about 303.9720441167.
The spelling of 28086714 in words is "twenty-eight million, eighty-six thousand, seven hundred fourteen".
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