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80027512006 = 2132236767787
BaseRepresentation
bin100101010001000000…
…0101110110011000110
321122120020212211101011
41022202000232303012
52302344020341011
6100433015152434
75532104425351
oct1124200566306
9248506784334
1080027512006
1130a37498282
121361507571a
137714a48500
143c3269b298
152135b05621
hex12a202ecc6

80027512006 has 12 divisors (see below), whose sum is σ = 129985515612. Its totient is φ = 36935774616.

The previous prime is 80027512001. The next prime is 80027512013. The reversal of 80027512006 is 60021572008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80027512001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 118383556 + ... + 118384231.

It is an arithmetic number, because the mean of its divisors is an integer number (10832126301).

Almost surely, 280027512006 is an apocalyptic number.

80027512006 is a deficient number, since it is larger than the sum of its proper divisors (49958003606).

80027512006 is a wasteful number, since it uses less digits than its factorization.

80027512006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236767815 (or 236767802 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The spelling of 80027512006 in words is "eighty billion, twenty-seven million, five hundred twelve thousand, six".

Divisors: 1 2 13 26 169 338 236767787 473535574 3077981231 6155962462 40013756003 80027512006