Base | Representation |
---|---|
bin | 1010010011000… |
… | …01000111010011 |
3 | 20000112121110201 |
4 | 11021201013103 |
5 | 134103143021 |
6 | 12323240031 |
7 | 2066140453 |
oct | 511410723 |
9 | 200477421 |
10 | 86381011 |
11 | 4483a372 |
12 | 24b19017 |
13 | 14b85932 |
14 | b687d63 |
15 | 78b4591 |
hex | 52611d3 |
86381011 has 8 divisors (see below), whose sum is σ = 91270800. Its totient is φ = 81525600.
The previous prime is 86380999. The next prime is 86381017. The reversal of 86381011 is 11018368.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 86381011 - 215 = 86348243 is a prime.
It is a super-2 number, since 2×863810112 = 14923358122764242, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (86381017) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3340 + ... + 13561.
It is an arithmetic number, because the mean of its divisors is an integer number (11408850).
Almost surely, 286381011 is an apocalyptic number.
86381011 is a deficient number, since it is larger than the sum of its proper divisors (4889789).
86381011 is a wasteful number, since it uses less digits than its factorization.
86381011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17189.
The product of its (nonzero) digits is 1152, while the sum is 28.
The square root of 86381011 is about 9294.1385292022. The cubic root of 86381011 is about 442.0513903925.
Adding to 86381011 its reverse (11018368), we get a palindrome (97399379).
The spelling of 86381011 in words is "eighty-six million, three hundred eighty-one thousand, eleven".
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