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80884372 = 22179112967
BaseRepresentation
bin1001101001000…
…11001010010100
312122012100111111
410310203022110
5131201244442
612005344404
72001335332
oct464431224
9178170444
1080884372
1141725698
1223108104
13139aca9a
14aa56b52
15717ab17
hex4d23294

80884372 has 12 divisors (see below), whose sum is σ = 142339680. Its totient is φ = 40215896.

The previous prime is 80884367. The next prime is 80884417. The reversal of 80884372 is 27348808.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55768 + ... + 57199.

It is an arithmetic number, because the mean of its divisors is an integer number (11861640).

Almost surely, 280884372 is an apocalyptic number.

It is an amenable number.

80884372 is a deficient number, since it is larger than the sum of its proper divisors (61455308).

80884372 is a wasteful number, since it uses less digits than its factorization.

80884372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113150 (or 113148 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 80884372 is about 8993.5739280889. The cubic root of 80884372 is about 432.4688910321.

The spelling of 80884372 in words is "eighty million, eight hundred eighty-four thousand, three hundred seventy-two".

Divisors: 1 2 4 179 358 716 112967 225934 451868 20221093 40442186 80884372