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55124666286 = 2380141114641
BaseRepresentation
bin110011010101101011…
…111010011110101110
312021021201210012011220
4303111223322132232
51400343403310121
641153544524210
73661016634534
oct632553723656
9167251705156
1055124666286
1121418489748
12a825180666
13527669a441
14294d1a4154
1516797246c6
hexcd5afa7ae

55124666286 has 16 divisors (see below), whose sum is σ = 110251669968. Its totient is φ = 18374499200.

The previous prime is 55124666263. The next prime is 55124666291. The reversal of 55124666286 is 68266642155.

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 7 ways as a sum of consecutive naturals, for example, 423526 + ... + 538166.

It is an arithmetic number, because the mean of its divisors is an integer number (6890729373).

Almost surely, 255124666286 is an apocalyptic number.

55124666286 is an abundant number, since it is smaller than the sum of its proper divisors (55127003682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55124666286 is a wasteful number, since it uses less digits than its factorization.

55124666286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194787.

The product of its digits is 4147200, while the sum is 51.

The spelling of 55124666286 in words is "fifty-five billion, one hundred twenty-four million, six hundred sixty-six thousand, two hundred eighty-six".

Divisors: 1 2 3 6 80141 114641 160282 229282 240423 343923 480846 687846 9187444381 18374888762 27562333143 55124666286