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80212953599 is a prime number
BaseRepresentation
bin100101010110100010…
…0001000100111111111
321200001011211020102022
41022231010020213333
52303234004003344
6100503241550355
75536515566402
oct1125504104777
9250034736368
1080212953599
1131022137299
12136671a53bb
1377442a616c
143c4d16dd39
1521470360ee
hex12ad1089ff

80212953599 has 2 divisors, whose sum is σ = 80212953600. Its totient is φ = 80212953598.

The previous prime is 80212953523. The next prime is 80212953607. The reversal of 80212953599 is 99535921208.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80212953599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80212953599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80212953199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40106476799 + 40106476800.

It is an arithmetic number, because the mean of its divisors is an integer number (40106476800).

Almost surely, 280212953599 is an apocalyptic number.

80212953599 is a deficient number, since it is larger than the sum of its proper divisors (1).

80212953599 is an equidigital number, since it uses as much as digits as its factorization.

80212953599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1749600, while the sum is 53.

The spelling of 80212953599 in words is "eighty billion, two hundred twelve million, nine hundred fifty-three thousand, five hundred ninety-nine".