Base | Representation |
---|---|
bin | 10000111010101101… |
… | …010101100011001111 |
3 | 1201212221100002122201 |
4 | 100322231111203033 |
5 | 244200144114323 |
6 | 12202251222331 |
7 | 1212066346141 |
oct | 207255254317 |
9 | 51787302581 |
10 | 18164832463 |
11 | 7781635538 |
12 | 362b4479a7 |
13 | 193642379b |
14 | c44696c91 |
15 | 714ab78ad |
hex | 43ab558cf |
18164832463 has 8 divisors (see below), whose sum is σ = 18229833216. Its totient is φ = 18099924000.
The previous prime is 18164832419. The next prime is 18164832467. The reversal of 18164832463 is 36423846181.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-18164832463 is a prime.
It is a super-2 number, since 2×181648324632 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18164832467) 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 7 ways as a sum of consecutive naturals, for example, 384013 + ... + 428713.
It is an arithmetic number, because the mean of its divisors is an integer number (2278729152).
Almost surely, 218164832463 is an apocalyptic number.
18164832463 is a deficient number, since it is larger than the sum of its proper divisors (65000753).
18164832463 is a wasteful number, since it uses less digits than its factorization.
18164832463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46145.
The product of its digits is 663552, while the sum is 46.
The spelling of 18164832463 in words is "eighteen billion, one hundred sixty-four million, eight hundred thirty-two thousand, four hundred sixty-three".
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