Base | Representation |
---|---|
bin | 1010010000011… |
… | …11111010000111 |
3 | 12222220201012110 |
4 | 11020033322013 |
5 | 134012022031 |
6 | 12312152103 |
7 | 2063253642 |
oct | 510177207 |
9 | 188821173 |
10 | 86048391 |
11 | 44632480 |
12 | 24998633 |
13 | 14a9a410 |
14 | b5dca59 |
15 | 784ac46 |
hex | 520fe87 |
86048391 has 16 divisors (see below), whose sum is σ = 134789760. Its totient is φ = 48138720.
The previous prime is 86048377. The next prime is 86048411. The reversal of 86048391 is 19384068.
It is not a de Polignac number, because 86048391 - 211 = 86046343 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86048311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99861 + ... + 100718.
It is an arithmetic number, because the mean of its divisors is an integer number (8424360).
Almost surely, 286048391 is an apocalyptic number.
86048391 is a deficient number, since it is larger than the sum of its proper divisors (48741369).
86048391 is a wasteful number, since it uses less digits than its factorization.
86048391 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200606.
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 86048391 is about 9276.2271964414. The cubic root of 86048391 is about 441.4832706875.
The spelling of 86048391 in words is "eighty-six million, forty-eight thousand, three hundred ninety-one".
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