Base | Representation |
---|---|
bin | 101000001001010111… |
… | …1010101011001101110 |
3 | 22020112101100222122110 |
4 | 1100102233111121232 |
5 | 2403031204303423 |
6 | 103334523424450 |
7 | 6141312510006 |
oct | 1202257253156 |
9 | 266471328573 |
10 | 86213744238 |
11 | 336214580a6 |
12 | 14860985126 |
13 | 818c58aa5b |
14 | 425c107006 |
15 | 2398c78193 |
hex | 1412bd566e |
86213744238 has 32 divisors (see below), whose sum is σ = 174133555200. Its totient is φ = 28453946976.
The previous prime is 86213744237. The next prime is 86213744327. The reversal of 86213744238 is 83244731268.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86213744231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 884323 + ... + 976961.
It is an arithmetic number, because the mean of its divisors is an integer number (5441673600).
Almost surely, 286213744238 is an apocalyptic number.
86213744238 is an abundant number, since it is smaller than the sum of its proper divisors (87919810962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86213744238 is a wasteful number, since it uses less digits than its factorization.
86213744238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94176.
The product of its digits is 1548288, while the sum is 48.
The spelling of 86213744238 in words is "eighty-six billion, two hundred thirteen million, seven hundred forty-four thousand, two hundred thirty-eight".
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