Base | Representation |
---|---|
bin | 1010010011001… |
… | …10100010101101 |
3 | 20000120201222012 |
4 | 11021212202231 |
5 | 134104400440 |
6 | 12323531005 |
7 | 2066262335 |
oct | 511464255 |
9 | 200521865 |
10 | 86403245 |
11 | 44855045 |
12 | 24b29a65 |
13 | 14b92aa6 |
14 | b6920c5 |
15 | 78bae65 |
hex | 52668ad |
86403245 has 6 divisors (see below), whose sum is σ = 103708842. Its totient is φ = 69105968.
The previous prime is 86403227. The next prime is 86403253. The reversal of 86403245 is 54230468.
It can be written as a sum of positive squares in 3 ways, for example, as 6461764 + 79941481 = 2542^2 + 8941^2 .
It is not a de Polignac number, because 86403245 - 26 = 86403181 is a prime.
It is a Duffinian number.
It is a congruent number.
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 5 ways as a sum of consecutive naturals, for example, 18707 + ... + 22863.
It is an arithmetic number, because the mean of its divisors is an integer number (17284807).
Almost surely, 286403245 is an apocalyptic number.
It is an amenable number.
86403245 is a deficient number, since it is larger than the sum of its proper divisors (17305597).
86403245 is an frugal number, since it uses more digits than its factorization.
86403245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8319 (or 4162 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 32.
The square root of 86403245 is about 9295.3345824666. The cubic root of 86403245 is about 442.0893143427.
The spelling of 86403245 in words is "eighty-six million, four hundred three thousand, two hundred forty-five".
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