Base | Representation |
---|---|
bin | 1010001111011… |
… | …00111101001010 |
3 | 12222122102211001 |
4 | 11013230331022 |
5 | 133442431401 |
6 | 12305125214 |
7 | 2062116361 |
oct | 507547512 |
9 | 188572731 |
10 | 85905226 |
11 | 44544960 |
12 | 2492980a |
13 | 14a4a1c4 |
14 | b5a27d8 |
15 | 781d601 |
hex | 51ecf4a |
85905226 has 16 divisors (see below), whose sum is σ = 141391008. Its totient is φ = 38820400.
The previous prime is 85905223. The next prime is 85905227. The reversal of 85905226 is 62250958.
It is a happy number.
It is a super-2 number, since 2×859052262 = 14759415708222152, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (85905223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7480 + ... + 15091.
It is an arithmetic number, because the mean of its divisors is an integer number (8836938).
Almost surely, 285905226 is an apocalyptic number.
85905226 is a deficient number, since it is larger than the sum of its proper divisors (55485782).
85905226 is a wasteful number, since it uses less digits than its factorization.
85905226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22757.
The product of its (nonzero) digits is 43200, while the sum is 37.
The square root of 85905226 is about 9268.5072152963. The cubic root of 85905226 is about 441.2382921080.
The spelling of 85905226 in words is "eighty-five million, nine hundred five thousand, two hundred twenty-six".
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