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80288748059 = 1323211674967
BaseRepresentation
bin100101011000110010…
…1010001001000011011
321200020110102222212112
41022301211101020123
52303412404414214
6100514550302535
75541426045452
oct1126145211033
9250213388775
1080288748059
11310609a5843
1213688657a4b
137756bc3260
143c5925db99
15214da08a3e
hex12b195121b

80288748059 has 12 divisors (see below), whose sum is σ = 90387602256. Its totient is φ = 70890393552.

The previous prime is 80288748037. The next prime is 80288748073. The reversal of 80288748059 is 95084788208.

It is not a de Polignac number, because 80288748059 - 232 = 75993780763 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80288747989 and 80288748007.

It is not an unprimeable number, because it can be changed into a prime (80288748019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5830607 + ... + 5844360.

It is an arithmetic number, because the mean of its divisors is an integer number (7532300188).

Almost surely, 280288748059 is an apocalyptic number.

80288748059 is a deficient number, since it is larger than the sum of its proper divisors (10098854197).

80288748059 is a wasteful number, since it uses less digits than its factorization.

80288748059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11675026 (or 11675003 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 59.

The spelling of 80288748059 in words is "eighty billion, two hundred eighty-eight million, seven hundred forty-eight thousand, fifty-nine".

Divisors: 1 13 23 299 529 6877 11674967 151774571 268524241 3490815133 6176057543 80288748059