Base | Representation |
---|---|
bin | 110011011100000010… |
… | …010111000111100111 |
3 | 12021120011021101020120 |
4 | 303130002113013213 |
5 | 1401103142322210 |
6 | 41212312333023 |
7 | 3663452400453 |
oct | 633402270747 |
9 | 167504241216 |
10 | 55231214055 |
11 | 21472642656 |
12 | a8549a4173 |
13 | 5292794364 |
14 | 295d3bb663 |
15 | 1683c6e270 |
hex | cdc0971e7 |
55231214055 has 16 divisors (see below), whose sum is σ = 90758320224. Its totient is φ = 28660521600.
The previous prime is 55231214053. The next prime is 55231214081. The reversal of 55231214055 is 55041213255.
It is not a de Polignac number, because 55231214055 - 21 = 55231214053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55231214053) 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 15 ways as a sum of consecutive naturals, for example, 49757296 + ... + 49758405.
It is an arithmetic number, because the mean of its divisors is an integer number (5672395014).
Almost surely, 255231214055 is an apocalyptic number.
55231214055 is a deficient number, since it is larger than the sum of its proper divisors (35527106169).
55231214055 is a wasteful number, since it uses less digits than its factorization.
55231214055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99515746.
The product of its (nonzero) digits is 30000, while the sum is 33.
The spelling of 55231214055 in words is "fifty-five billion, two hundred thirty-one million, two hundred fourteen thousand, fifty-five".
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