Base | Representation |
---|---|
bin | 1010010001100… |
… | …11001100001000 |
3 | 20000012001102210 |
4 | 11020303030020 |
5 | 134031133104 |
6 | 12315225120 |
7 | 2064425160 |
oct | 510631410 |
9 | 200161383 |
10 | 86192904 |
11 | 44721006 |
12 | 24a481a0 |
13 | 14b1b125 |
14 | b6395a0 |
15 | 7878989 |
hex | 5233308 |
86192904 has 32 divisors (see below), whose sum is σ = 246265920. Its totient is φ = 24626496.
The previous prime is 86192903. The next prime is 86192921. The reversal of 86192904 is 40929168.
86192904 is an esthetic number in base 15, because in such base its adjacent digits differ by 1.
It is not an unprimeable number, because it can be changed into a prime (86192903) 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, 256359 + ... + 256694.
It is an arithmetic number, because the mean of its divisors is an integer number (7695810).
Almost surely, 286192904 is an apocalyptic number.
86192904 is a gapful number since it is divisible by the number (84) formed by its first and last digit.
It is an amenable number.
86192904 is an abundant number, since it is smaller than the sum of its proper divisors (160073016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86192904 is a wasteful number, since it uses less digits than its factorization.
86192904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 513069 (or 513065 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 39.
The square root of 86192904 is about 9284.0133563023. The cubic root of 86192904 is about 441.7302804934.
The spelling of 86192904 in words is "eighty-six million, one hundred ninety-two thousand, nine hundred four".
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