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80582814 = 23213344371
BaseRepresentation
bin1001100110110…
…01100010011110
312121122000211200
410303121202132
5131112122224
611555100330
71665641214
oct463314236
9177560750
1080582814
114153a074
1222ba16a6
1313905750
14a9b8cb4
15711b5c9
hex4cd989e

80582814 has 24 divisors (see below), whose sum is σ = 188027112. Its totient is φ = 24794640.

The previous prime is 80582807. The next prime is 80582833. The reversal of 80582814 is 41828508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171952 + ... + 172419.

It is an arithmetic number, because the mean of its divisors is an integer number (7834463).

Almost surely, 280582814 is an apocalyptic number.

80582814 is an abundant number, since it is smaller than the sum of its proper divisors (107444298).

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

80582814 is a wasteful number, since it uses less digits than its factorization.

80582814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344392 (or 344389 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The square root of 80582814 is about 8976.7930799367. The cubic root of 80582814 is about 431.9307695130.

The spelling of 80582814 in words is "eighty million, five hundred eighty-two thousand, eight hundred fourteen".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 344371 688742 1033113 2066226 3099339 4476823 6198678 8953646 13430469 26860938 40291407 80582814