Base | Representation |
---|---|
bin | 11010011010011001… |
… | …110001110101110010 |
3 | 2201012110211010001211 |
4 | 122122121301311302 |
5 | 431040211042121 |
6 | 21010054350334 |
7 | 2022536112505 |
oct | 323231616562 |
9 | 81173733054 |
10 | 28360252786 |
11 | 11033694748 |
12 | 55b595b3aa |
13 | 289c753888 |
14 | 153076913c |
15 | b0ebc7ce1 |
hex | 69a671d72 |
28360252786 has 16 divisors (see below), whose sum is σ = 42685364736. Its totient is φ = 14131881216.
The previous prime is 28360252763. The next prime is 28360252793. The reversal of 28360252786 is 68725206382.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680235 + ... + 720721.
It is an arithmetic number, because the mean of its divisors is an integer number (2667835296).
Almost surely, 228360252786 is an apocalyptic number.
28360252786 is a deficient number, since it is larger than the sum of its proper divisors (14325111950).
28360252786 is a wasteful number, since it uses less digits than its factorization.
28360252786 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41673.
The product of its (nonzero) digits is 1935360, while the sum is 49.
The spelling of 28360252786 in words is "twenty-eight billion, three hundred sixty million, two hundred fifty-two thousand, seven hundred eighty-six".
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