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80238183333 = 37111607216149
BaseRepresentation
bin100101010111010010…
…0011000001110100101
321200002221022001002220
41022232210120032211
52303311433331313
6100505542422553
75540243206440
oct1125644301645
9250087261086
1080238183333
11310353a9810
1213673731a59
13774959aab9
143c5265a657
15214936b823
hex12ae9183a5

80238183333 has 32 divisors (see below), whose sum is σ = 133466572800. Its totient is φ = 41656042560.

The previous prime is 80238183317. The next prime is 80238183343. The reversal of 80238183333 is 33338183208.

It is not a de Polignac number, because 80238183333 - 24 = 80238183317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80238183343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 263143 + ... + 479291.

It is an arithmetic number, because the mean of its divisors is an integer number (4170830400).

Almost surely, 280238183333 is an apocalyptic number.

It is an amenable number.

80238183333 is a deficient number, since it is larger than the sum of its proper divisors (53228389467).

80238183333 is a wasteful number, since it uses less digits than its factorization.

80238183333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217777.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 80238183333 in words is "eighty billion, two hundred thirty-eight million, one hundred eighty-three thousand, three hundred thirty-three".

Divisors: 1 3 7 11 21 33 77 231 1607 4821 11249 17677 33747 53031 123739 216149 371217 648447 1513043 2377639 4539129 7132917 16643473 49930419 347351443 1042054329 2431460101 3820865873 7294380303 11462597619 26746061111 80238183333