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80533233508 = 22713297629143
BaseRepresentation
bin100101100000000100…
…1111001111101100100
321200212111111010212011
41023000021321331210
52304413001433013
6100555122404004
75550455122150
oct1130011717544
9250774433764
1080533233508
1131176a02332
1213736500604
1377957548c0
143c7d902060
1521651edc3d
hex12c0279f64

80533233508 has 48 divisors (see below), whose sum is σ = 179437466880. Its totient is φ = 30760700544.

The previous prime is 80533233457. The next prime is 80533233511.

80533233508 is nontrivially palindromic in base 10.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3804016 + ... + 3825127.

It is an arithmetic number, because the mean of its divisors is an integer number (3738280560).

Almost surely, 280533233508 is an apocalyptic number.

It is an amenable number.

80533233508 is an abundant number, since it is smaller than the sum of its proper divisors (98904233372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80533233508 is a wasteful number, since it uses less digits than its factorization.

80533233508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7629196 (or 7629194 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 80533233508 in words is "eighty billion, five hundred thirty-three million, two hundred thirty-three thousand, five hundred eight".

Divisors: 1 2 4 7 13 14 26 28 29 52 58 91 116 182 203 364 377 406 754 812 1508 2639 5278 10556 7629143 15258286 30516572 53404001 99178859 106808002 198357718 213616004 221245147 396715436 442490294 694252013 884980588 1388504026 1548716029 2777008052 2876186911 3097432058 5752373822 6194864116 11504747644 20133308377 40266616754 80533233508