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55542121314 = 23471091806953
BaseRepresentation
bin110011101110100100…
…011000001101100010
312022100211022002211020
4303232210120031202
51402222240340224
641303220230310
74004246145561
oct635644301542
9168324262736
1055542121314
11216120968a9
12a920b3b396
135312010954
14298c7cdbd8
1516a11d4c79
hexcee918362

55542121314 has 32 divisors (see below), whose sum is σ = 114488605440. Its totient is φ = 17953875072.

The previous prime is 55542121273. The next prime is 55542121339. The reversal of 55542121314 is 41312124555.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 872739 + ... + 934214.

It is an arithmetic number, because the mean of its divisors is an integer number (3577768920).

Almost surely, 255542121314 is an apocalyptic number.

55542121314 is an abundant number, since it is smaller than the sum of its proper divisors (58946484126).

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

55542121314 is a wasteful number, since it uses less digits than its factorization.

55542121314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807114.

The product of its digits is 24000, while the sum is 33.

Adding to 55542121314 its reverse (41312124555), we get a palindrome (96854245869).

The spelling of 55542121314 in words is "fifty-five billion, five hundred forty-two million, one hundred twenty-one thousand, three hundred fourteen".

Divisors: 1 2 3 6 47 94 109 141 218 282 327 654 5123 10246 15369 30738 1806953 3613906 5420859 10841718 84926791 169853582 196957877 254780373 393915754 509560746 590873631 1181747262 9257020219 18514040438 27771060657 55542121314