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80307353223 = 32103823105263
BaseRepresentation
bin100101011001010110…
…0001111011010000111
321200021202110020100200
41022302230033122013
52303432140300343
6100520453141543
75542043145066
oct1126254173207
9250252406320
1080307353223
1131070453109
121369292a8b3
13775aa08826
143c5b9041dd
1521504814d3
hex12b2b0f687

80307353223 has 24 divisors (see below), whose sum is σ = 117269148672. Its totient is φ = 52953522768.

The previous prime is 80307353221. The next prime is 80307353267. The reversal of 80307353223 is 32235370308.

80307353223 is a `hidden beast` number, since 8 + 0 + 30 + 73 + 532 + 23 = 666.

It is not a de Polignac number, because 80307353223 - 21 = 80307353221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80307353221) 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 23 ways as a sum of consecutive naturals, for example, 710290 + ... + 815552.

It is an arithmetic number, because the mean of its divisors is an integer number (4886214528).

Almost surely, 280307353223 is an apocalyptic number.

80307353223 is a deficient number, since it is larger than the sum of its proper divisors (36961795449).

80307353223 is a wasteful number, since it uses less digits than its factorization.

80307353223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106195 (or 106192 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The spelling of 80307353223 in words is "eighty billion, three hundred seven million, three hundred fifty-three thousand, two hundred twenty-three".

Divisors: 1 3 9 103 309 823 927 2469 7407 84769 105263 254307 315789 762921 947367 10842089 32526267 86631449 97578801 259894347 779683041 8923039247 26769117741 80307353223