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80830523935 = 5737491127123
BaseRepresentation
bin100101101000111011…
…1111110101000011111
321201122012220001122201
41023101313332220133
52311020103231220
6101044422352331
75561025055120
oct1132167765037
9251565801581
1080830523935
11313097a5aa7
12137b9b8b6a7
1378122142b5
143cab1ac047
152181374d0a
hex12d1dfea1f

80830523935 has 32 divisors (see below), whose sum is σ = 114082094592. Its totient is φ = 53818369920.

The previous prime is 80830523929. The next prime is 80830523941. The reversal of 80830523935 is 53932503808.

It is an interprime number because it is at equal distance from previous prime (80830523929) and next prime (80830523941).

It is not a de Polignac number, because 80830523935 - 25 = 80830523903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 572284 + ... + 699406.

It is an arithmetic number, because the mean of its divisors is an integer number (3565065456).

Almost surely, 280830523935 is an apocalyptic number.

80830523935 is a deficient number, since it is larger than the sum of its proper divisors (33251570657).

80830523935 is a wasteful number, since it uses less digits than its factorization.

80830523935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127663.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 80830523935 in words is "eighty billion, eight hundred thirty million, five hundred twenty-three thousand, nine hundred thirty-five".

Divisors: 1 5 7 35 37 185 259 491 1295 2455 3437 17185 18167 90835 127123 127169 635615 635845 889861 4449305 4703551 23517755 32924857 62417393 164624285 312086965 436921751 2184608755 2309443541 11547217705 16166104787 80830523935