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55054987896686 = 23141197109939789
BaseRepresentation
bin11001000010010011111001…
…11111110010011101101110
321012221012112202200222010012
430201021330333302131232
524204010103400143221
6313031525015213222
714411406631534001
oct1441117477623556
9235835482628105
1055054987896686
11165a6764429268
126212038077212
132494880a387cb
14d84965d11538
1565718ea8b65b
hex32127cff276e

55054987896686 has 32 divisors (see below), whose sum is σ = 87768892189440. Its totient is φ = 25857838137600.

The previous prime is 55054987896641. The next prime is 55054987896737. The reversal of 55054987896686 is 68669878945055.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55054987896598 and 55054987896607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54469121 + ... + 55470668.

It is an arithmetic number, because the mean of its divisors is an integer number (2742777880920).

Almost surely, 255054987896686 is an apocalyptic number.

55054987896686 is a deficient number, since it is larger than the sum of its proper divisors (32713904292754).

55054987896686 is a wasteful number, since it uses less digits than its factorization.

55054987896686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109940060.

The product of its (nonzero) digits is 31352832000, while the sum is 86.

The spelling of 55054987896686 in words is "fifty-five trillion, fifty-four billion, nine hundred eighty-seven million, eight hundred ninety-six thousand, six hundred eighty-six".

Divisors: 1 2 31 41 62 82 197 394 1271 2542 6107 8077 12214 16154 250387 500774 109939789 219879578 3408133459 4507531349 6816266918 9015062698 21658138433 43316276866 139733471819 279466943638 671402291423 887983675753 1342804582846 1775967351506 27527493948343 55054987896686