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80375331255 = 357383884363
BaseRepresentation
bin100101011011010111…
…1100011100110110111
321200110111100212200120
41022312233203212313
52304102041100010
6100531322143023
75543530020552
oct1126657434667
9250414325616
1080375331255
11310a5862aaa
12136b1651a73
13776bb19c0b
143c6695b699
15215640ce70
hex12b6be39b7

80375331255 has 32 divisors (see below), whose sum is σ = 131932958976. Its totient is φ = 41770185984.

The previous prime is 80375331217. The next prime is 80375331301. The reversal of 80375331255 is 55213357308.

It is not a de Polignac number, because 80375331255 - 29 = 80375330743 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 31 ways as a sum of consecutive naturals, for example, 351297 + ... + 533066.

It is an arithmetic number, because the mean of its divisors is an integer number (4122904968).

Almost surely, 280375331255 is an apocalyptic number.

80375331255 is a deficient number, since it is larger than the sum of its proper divisors (51557627721).

80375331255 is a wasteful number, since it uses less digits than its factorization.

80375331255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884527.

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 80375331255 in words is "eighty billion, three hundred seventy-five million, three hundred thirty-one thousand, two hundred fifty-five".

Divisors: 1 3 5 15 73 83 219 249 365 415 1095 1245 6059 18177 30295 90885 884363 2653089 4421815 13265445 64558499 73402129 193675497 220206387 322792495 367010645 968377485 1101031935 5358355417 16075066251 26791777085 80375331255