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80303082 = 2319312733
BaseRepresentation
bin1001100100101…
…01001111101010
312121002211010020
410302111033222
5131024144312
611545101310
71663364526
oct462251752
9177084106
1080303082
1141368992
1222a87836
1313838322
14a944d86
1570b378c
hex4c953ea

80303082 has 48 divisors (see below), whose sum is σ = 174926880. Its totient is φ = 24507360.

The previous prime is 80303039. The next prime is 80303089. The reversal of 80303082 is 28030308.

It is not an unprimeable number, because it can be changed into a prime (80303089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109188 + ... + 109920.

It is an arithmetic number, because the mean of its divisors is an integer number (3644310).

Almost surely, 280303082 is an apocalyptic number.

80303082 is an abundant number, since it is smaller than the sum of its proper divisors (94623798).

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

80303082 is a wasteful number, since it uses less digits than its factorization.

80303082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819 (or 788 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 80303082 is about 8961.1986921394. The cubic root of 80303082 is about 431.4303942628.

The spelling of 80303082 in words is "eighty million, three hundred three thousand, eighty-two".

Divisors: 1 2 3 6 19 31 38 57 62 93 114 186 589 733 961 1178 1466 1767 1922 2199 2883 3534 4398 5766 13927 18259 22723 27854 36518 41781 45446 54777 68169 83562 109554 136338 431737 704413 863474 1295211 1408826 2113239 2590422 4226478 13383847 26767694 40151541 80303082