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54131340255 = 357574767181
BaseRepresentation
bin110010011010011110…
…101011001111011111
312011201111200000000220
4302122132223033133
51341330110342010
640511222252423
73624265541346
oct623236531737
9164644600026
1054131340255
1120a58804143
12a5a8587113
135148958c65
1428972b2b5d
15161c410970
hexc9a7ab3df

54131340255 has 16 divisors (see below), whose sum is σ = 86724574944. Its totient is φ = 28831904640.

The previous prime is 54131340209. The next prime is 54131340287. The reversal of 54131340255 is 55204313145.

It is not a de Polignac number, because 54131340255 - 210 = 54131339231 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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2372236 + ... + 2394945.

It is an arithmetic number, because the mean of its divisors is an integer number (5420285934).

Almost surely, 254131340255 is an apocalyptic number.

54131340255 is a deficient number, since it is larger than the sum of its proper divisors (32593234689).

54131340255 is a wasteful number, since it uses less digits than its factorization.

54131340255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4767946.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 54131340255 in words is "fifty-four billion, one hundred thirty-one million, three hundred forty thousand, two hundred fifty-five".

Divisors: 1 3 5 15 757 2271 3785 11355 4767181 14301543 23835905 71507715 3608756017 10826268051 18043780085 54131340255