Base | Representation |
---|---|
bin | 110011010001100000… |
… | …110011110010110111 |
3 | 12021002212000211000211 |
4 | 303101200303302313 |
5 | 1400222442141310 |
6 | 41143004050251 |
7 | 3656206526224 |
oct | 632140636267 |
9 | 167085024024 |
10 | 55054646455 |
11 | 21391a04816 |
12 | a805833987 |
13 | 52650228a3 |
14 | 2943b7894b |
15 | 16734e2c8a |
hex | cd1833cb7 |
55054646455 has 32 divisors (see below), whose sum is σ = 71758249920. Its totient is φ = 40385249280.
The previous prime is 55054646453. The next prime is 55054646477. The reversal of 55054646455 is 55464645055.
It is not a de Polignac number, because 55054646455 - 21 = 55054646453 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 55054646399 and 55054646408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55054646453) 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 31 ways as a sum of consecutive naturals, for example, 2564727 + ... + 2586103.
It is an arithmetic number, because the mean of its divisors is an integer number (2242445310).
Almost surely, 255054646455 is an apocalyptic number.
55054646455 is a deficient number, since it is larger than the sum of its proper divisors (16703603465).
55054646455 is a wasteful number, since it uses less digits than its factorization.
55054646455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22179.
The product of its (nonzero) digits is 7200000, while the sum is 49.
The spelling of 55054646455 in words is "fifty-five billion, fifty-four million, six hundred forty-six thousand, four hundred fifty-five".
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