Base | Representation |
---|---|
bin | 1010010010111… |
… | …01000000110111 |
3 | 20000111202102122 |
4 | 11021131000313 |
5 | 134102123330 |
6 | 12323030155 |
7 | 2066040500 |
oct | 511350067 |
9 | 200452378 |
10 | 86364215 |
11 | 44828793 |
12 | 24b0b35b |
13 | 14b7b0b2 |
14 | b681ba7 |
15 | 78ae5e5 |
hex | 525d037 |
86364215 has 24 divisors (see below), whose sum is σ = 126909360. Its totient is φ = 56101248.
The previous prime is 86364197. The next prime is 86364221. The reversal of 86364215 is 51246368.
It is not a de Polignac number, because 86364215 - 26 = 86364151 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
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 23 ways as a sum of consecutive naturals, for example, 4622 + ... + 13931.
It is an arithmetic number, because the mean of its divisors is an integer number (5287890).
Almost surely, 286364215 is an apocalyptic number.
86364215 is a deficient number, since it is larger than the sum of its proper divisors (40545145).
86364215 is a wasteful number, since it uses less digits than its factorization.
86364215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18591 (or 18584 counting only the distinct ones).
The product of its digits is 34560, while the sum is 35.
The square root of 86364215 is about 9293.2349050263. The cubic root of 86364215 is about 442.0227375812.
The spelling of 86364215 in words is "eighty-six million, three hundred sixty-four thousand, two hundred fifteen".
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