Base | Representation |
---|---|
bin | 1010010100111… |
… | …10001100010110 |
3 | 20001000022122121 |
4 | 11022132030112 |
5 | 134134144230 |
6 | 12332450154 |
7 | 2101232032 |
oct | 512361426 |
9 | 201008577 |
10 | 86631190 |
11 | 449a0328 |
12 | 2501995a |
13 | 14c42779 |
14 | b7111c2 |
15 | 791377a |
hex | 529e316 |
86631190 has 8 divisors (see below), whose sum is σ = 155936160. Its totient is φ = 34652472.
The previous prime is 86631161. The next prime is 86631191. The reversal of 86631190 is 9113668.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×866311902 = 15009926161632200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86631191) 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 in 3 ways as a sum of consecutive naturals, for example, 4331550 + ... + 4331569.
It is an arithmetic number, because the mean of its divisors is an integer number (19492020).
Almost surely, 286631190 is an apocalyptic number.
86631190 is a deficient number, since it is larger than the sum of its proper divisors (69304970).
86631190 is a wasteful number, since it uses less digits than its factorization.
86631190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8663126.
The product of its (nonzero) digits is 7776, while the sum is 34.
The square root of 86631190 is about 9307.5877648293. The cubic root of 86631190 is about 442.4777394188.
The spelling of 86631190 in words is "eighty-six million, six hundred thirty-one thousand, one hundred ninety".
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