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80204433252 = 22316427406873
BaseRepresentation
bin100101010110010001…
…1101000011101100100
321200000120210100200220
41022230203220131210
52303224313331002
6100502335204340
75536353301626
oct1125443503544
9250016710626
1080204433252
1131018347889
12136643766b0
1377425b1c38
143c4bd92c16
1521464017bc
hex12ac8e8764

80204433252 has 24 divisors (see below), whose sum is σ = 187155530016. Its totient is φ = 26733117888.

The previous prime is 80204433227. The next prime is 80204433271. The reversal of 80204433252 is 25233440208.

It is a super-2 number, since 2×802044332522 (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 6313 + ... + 400560.

It is an arithmetic number, because the mean of its divisors is an integer number (7798147084).

Almost surely, 280204433252 is an apocalyptic number.

It is an amenable number.

80204433252 is an abundant number, since it is smaller than the sum of its proper divisors (106951096764).

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

80204433252 is a wasteful number, since it uses less digits than its factorization.

80204433252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423307 (or 423305 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The spelling of 80204433252 in words is "eighty billion, two hundred four million, four hundred thirty-three thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 16427 32854 49281 65708 98562 197124 406873 813746 1220619 1627492 2441238 4882476 6683702771 13367405542 20051108313 26734811084 40102216626 80204433252