Base | Representation |
---|---|
bin | 11001000010010100000001… |
… | …11111110010011101101101 |
3 | 21012221012201102222110011122 |
4 | 30201022000333302131231 |
5 | 24204010223040134144 |
6 | 313031535413430325 |
7 | 14411411405126444 |
oct | 1441120077623555 |
9 | 235835642873148 |
10 | 55055055005549 |
11 | 165a67992a5135 |
12 | 621205663b3a5 |
13 | 24948919043b1 |
14 | d84970bbdd5b |
15 | 6571958e57ee |
hex | 321280ff276d |
55055055005549 has 8 divisors (see below), whose sum is σ = 55196121306648. Its totient is φ = 54914000708160.
The previous prime is 55055055005543. The next prime is 55055055005627. The reversal of 55055055005549 is 94550055055055.
55055055005549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 327876486025 + 54727178519524 = 572605^2 + 7397782^2 .
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-55055055005549 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 55055055005549.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55055055005543) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6220079 + ... + 12198339.
It is an arithmetic number, because the mean of its divisors is an integer number (6899515163331).
Almost surely, 255055055005549 is an apocalyptic number.
It is an amenable number.
55055055005549 is a deficient number, since it is larger than the sum of its proper divisors (141066301099).
55055055005549 is a wasteful number, since it uses less digits than its factorization.
55055055005549 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6001855.
The product of its (nonzero) digits is 14062500, while the sum is 53.
The spelling of 55055055005549 in words is "fifty-five trillion, fifty-five billion, fifty-five million, five thousand, five hundred forty-nine".
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