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80586934501 is a prime number
BaseRepresentation
bin100101100001101011…
…0110000100011100101
321201000020112102202211
41023003112300203211
52310020223401001
6101004321403421
75552006432623
oct1130326604345
9251006472684
1080586934501
11311a4250717
1213750499571
1377a3907738
143c86ac0513
152169caa351
hex12c35b08e5

80586934501 has 2 divisors, whose sum is σ = 80586934502. Its totient is φ = 80586934500.

The previous prime is 80586934481. The next prime is 80586934511. The reversal of 80586934501 is 10543968508.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51286396225 + 29300538276 = 226465^2 + 171174^2 .

It is a cyclic number.

It is not a de Polignac number, because 80586934501 - 219 = 80586410213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80586934511) by changing a digit.

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 as a sum of consecutive naturals, namely, 40293467250 + 40293467251.

It is an arithmetic number, because the mean of its divisors is an integer number (40293467251).

Almost surely, 280586934501 is an apocalyptic number.

It is an amenable number.

80586934501 is a deficient number, since it is larger than the sum of its proper divisors (1).

80586934501 is an equidigital number, since it uses as much as digits as its factorization.

80586934501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The spelling of 80586934501 in words is "eighty billion, five hundred eighty-six million, nine hundred thirty-four thousand, five hundred one".