Base | Representation |
---|---|
bin | 110011101001100110… |
… | …000110001000001111 |
3 | 12022011000022010100020 |
4 | 303221212012020033 |
5 | 1402034410413310 |
6 | 41251040033223 |
7 | 4002214022415 |
oct | 635146061017 |
9 | 168130263306 |
10 | 55458685455 |
11 | 21579a89248 |
12 | a8b9002813 |
13 | 52ca949714 |
14 | 29816b12b5 |
15 | 1698c03170 |
hex | ce998620f |
55458685455 has 32 divisors (see below), whose sum is σ = 94086360000. Its totient is φ = 27798730752.
The previous prime is 55458685441. The next prime is 55458685487.
55458685455 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 55458685455 - 27 = 55458685327 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27421 + ... + 334169.
It is an arithmetic number, because the mean of its divisors is an integer number (2940198750).
Almost surely, 255458685455 is an apocalyptic number.
55458685455 is a deficient number, since it is larger than the sum of its proper divisors (38627674545).
55458685455 is a wasteful number, since it uses less digits than its factorization.
55458685455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 307483.
The product of its digits is 96000000, while the sum is 60.
The spelling of 55458685455 in words is "fifty-five billion, four hundred fifty-eight million, six hundred eighty-five thousand, four hundred fifty-five".
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