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80855223073271 is a prime number
BaseRepresentation
bin10010011000100110010010…
…110110010111100111110111
3101121021200110111221112210122
4102120212102312113213313
541044212444101321041
6443544213211042155
723013411542236103
oct2230462266274767
9347250414845718
1080855223073271
1123843564596169
12909a34a74035b
1336167cb9b26ba
1415d75b11b8903
1595336addcc4b
hex498992d979f7

80855223073271 has 2 divisors, whose sum is σ = 80855223073272. Its totient is φ = 80855223073270.

The previous prime is 80855223073223. The next prime is 80855223073283. The reversal of 80855223073271 is 17237032255808.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80855223073271 - 214 = 80855223056887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80855223078271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40427611536635 + 40427611536636.

It is an arithmetic number, because the mean of its divisors is an integer number (40427611536636).

Almost surely, 280855223073271 is an apocalyptic number.

80855223073271 is a deficient number, since it is larger than the sum of its proper divisors (1).

80855223073271 is an equidigital number, since it uses as much as digits as its factorization.

80855223073271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 80855223073271 in words is "eighty trillion, eight hundred fifty-five billion, two hundred twenty-three million, seventy-three thousand, two hundred seventy-one".