Base | Representation |
---|---|
bin | 10001000001010… |
… | …110100101101101 |
3 | 201220100022202012 |
4 | 101001112211231 |
5 | 1041101123331 |
6 | 44200411005 |
7 | 10035165563 |
oct | 2101264555 |
9 | 656308665 |
10 | 285567341 |
11 | 137216a74 |
12 | 7b776a65 |
13 | 47216777 |
14 | 29cd7a33 |
15 | 1a10c82b |
hex | 1105696d |
285567341 has 2 divisors, whose sum is σ = 285567342. Its totient is φ = 285567340.
The previous prime is 285567329. The next prime is 285567389. The reversal of 285567341 is 143765582.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 277888900 + 7678441 = 16670^2 + 2771^2 .
It is a cyclic number.
It is not a de Polignac number, because 285567341 - 26 = 285567277 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (285567641) by changing a digit.
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, 142783670 + 142783671.
It is an arithmetic number, because the mean of its divisors is an integer number (142783671).
Almost surely, 2285567341 is an apocalyptic number.
It is an amenable number.
285567341 is a deficient number, since it is larger than the sum of its proper divisors (1).
285567341 is an equidigital number, since it uses as much as digits as its factorization.
285567341 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 201600, while the sum is 41.
The square root of 285567341 is about 16898.7378522776. The cubic root of 285567341 is about 658.5208234382.
The spelling of 285567341 in words is "two hundred eighty-five million, five hundred sixty-seven thousand, three hundred forty-one".
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