Base | Representation |
---|---|
bin | 110010101100101010… |
… | …011010010011010111 |
3 | 12012111202200222020020 |
4 | 302230222122103113 |
5 | 1342441210001422 |
6 | 41001401040223 |
7 | 3634661551311 |
oct | 625452322327 |
9 | 165452628206 |
10 | 54436406487 |
11 | 210a4a289a1 |
12 | a672786073 |
13 | 5196c0ba18 |
14 | 28c5a047b1 |
15 | 16390c095c |
hex | caca9a4d7 |
54436406487 has 8 divisors (see below), whose sum is σ = 72982880880. Its totient is φ = 36090434880.
The previous prime is 54436406483. The next prime is 54436406489. The reversal of 54436406487 is 78460463445.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54436406487 - 22 = 54436406483 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54436406483) 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, 50125062 + ... + 50126147.
It is an arithmetic number, because the mean of its divisors is an integer number (9122860110).
Almost surely, 254436406487 is an apocalyptic number.
54436406487 is a deficient number, since it is larger than the sum of its proper divisors (18546474393).
54436406487 is a wasteful number, since it uses less digits than its factorization.
54436406487 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100251393.
The product of its (nonzero) digits is 7741440, while the sum is 51.
The spelling of 54436406487 in words is "fifty-four billion, four hundred thirty-six million, four hundred six thousand, four hundred eighty-seven".
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