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255886688552 = 23112907803279
BaseRepresentation
bin1110111001010000001…
…0010000000100101000
3220110111011221121201012
43232110002100010220
513143023443013202
6313315215443052
724326052652025
oct3562402200450
9813434847635
10255886688552
1199580401510
1241713b26488
131b18c833261
14c55656654c
1569c9a1d152
hex3b94090128

255886688552 has 16 divisors (see below), whose sum is σ = 523404590400. Its totient is φ = 116312131120.

The previous prime is 255886688549. The next prime is 255886688573.

255886688552 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1453901552 + ... + 1453901727.

It is an arithmetic number, because the mean of its divisors is an integer number (32712786900).

Almost surely, 2255886688552 is an apocalyptic number.

255886688552 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

255886688552 is an abundant number, since it is smaller than the sum of its proper divisors (267517901848).

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

255886688552 is a wasteful number, since it uses less digits than its factorization.

255886688552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907803296 (or 2907803292 counting only the distinct ones).

The product of its digits is 368640000, while the sum is 68.

The spelling of 255886688552 in words is "two hundred fifty-five billion, eight hundred eighty-six million, six hundred eighty-eight thousand, five hundred fifty-two".

Divisors: 1 2 4 8 11 22 44 88 2907803279 5815606558 11631213116 23262426232 31985836069 63971672138 127943344276 255886688552