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80587601011 is a prime number
BaseRepresentation
bin100101100001101100…
…1010011010001110011
321201000021210022001101
41023003121103101303
52310020411213021
6101004343545231
75552015210041
oct1130331232163
9251007708041
1080587601011
11311a4666455
121375075b217
1377a3aabc18
143c86c15391
152169d8ca91
hex12c3653473

80587601011 has 2 divisors, whose sum is σ = 80587601012. Its totient is φ = 80587601010.

The previous prime is 80587600999. The next prime is 80587601033. The reversal of 80587601011 is 11010678508.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80587601011 - 27 = 80587600883 is a prime.

It is a super-2 number, since 2×805876010112 (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (80587601111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40293800505 + 40293800506.

It is an arithmetic number, because the mean of its divisors is an integer number (40293800506).

Almost surely, 280587601011 is an apocalyptic number.

80587601011 is a deficient number, since it is larger than the sum of its proper divisors (1).

80587601011 is an equidigital number, since it uses as much as digits as its factorization.

80587601011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 37.

The spelling of 80587601011 in words is "eighty billion, five hundred eighty-seven million, six hundred one thousand, eleven".