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80301718156 = 22112962932381
BaseRepresentation
bin100101011001001011…
…0101111101010001100
321200021100211221111111
41022302112233222030
52303424214440111
6100520132301404
75541644225242
oct1126226575214
9250240757444
1080301718156
1131068254430
1213690a71864
1377597b497a
143c5ac78792
15214ec1ba21
hex12b25afa8c

80301718156 has 24 divisors (see below), whose sum is σ = 158589602640. Its totient is φ = 35242132800.

The previous prime is 80301718151. The next prime is 80301718187. The reversal of 80301718156 is 65181710308.

It is not an unprimeable number, because it can be changed into a prime (80301718151) 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 in 7 ways as a sum of consecutive naturals, for example, 31464915 + ... + 31467466.

It is an arithmetic number, because the mean of its divisors is an integer number (6607900110).

Almost surely, 280301718156 is an apocalyptic number.

It is an amenable number.

80301718156 is a deficient number, since it is larger than the sum of its proper divisors (78287884484).

80301718156 is a wasteful number, since it uses less digits than its factorization.

80301718156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62932425 (or 62932423 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 40.

The spelling of 80301718156 in words is "eighty billion, three hundred one million, seven hundred eighteen thousand, one hundred fifty-six".

Divisors: 1 2 4 11 22 29 44 58 116 319 638 1276 62932381 125864762 251729524 692256191 1384512382 1825039049 2769024764 3650078098 7300156196 20075429539 40150859078 80301718156