Base | Representation |
---|---|
bin | 1100100011010… |
… | …00011010100011 |
3 | 21100010001020221 |
4 | 12101220122203 |
5 | 203423112113 |
6 | 14240343511 |
7 | 2415624115 |
oct | 621503243 |
9 | 240101227 |
10 | 105285283 |
11 | 54481434 |
12 | 2b314b97 |
13 | 18a743ac |
14 | dda93b5 |
15 | 939a98d |
hex | 64686a3 |
105285283 has 12 divisors (see below), whose sum is σ = 113873760. Its totient is φ = 97220816.
The previous prime is 105285281. The next prime is 105285287. The reversal of 105285283 is 382582501.
It is not a de Polignac number, because 105285283 - 21 = 105285281 is a prime.
It is a super-2 number, since 2×1052852832 = 22169981632780178, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (105285281) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11910 + ... + 18772.
It is an arithmetic number, because the mean of its divisors is an integer number (9489480).
Almost surely, 2105285283 is an apocalyptic number.
105285283 is a deficient number, since it is larger than the sum of its proper divisors (8588477).
105285283 is an equidigital number, since it uses as much as digits as its factorization.
105285283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6938 (or 6915 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 34.
The square root of 105285283 is about 10260.8617084531. The cubic root of 105285283 is about 472.1962744825.
The spelling of 105285283 in words is "one hundred five million, two hundred eighty-five thousand, two hundred eighty-three".
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