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80184992 = 2523108947
BaseRepresentation
bin1001100011110…
…00011010100000
312120212211010112
410301320122200
5131011404432
611542350452
71662363326
oct461703240
9176784115
1080184992
1141298198
1222a2b428
13137c6654
14a913d16
15708d7b2
hex4c786a0

80184992 has 24 divisors (see below), whose sum is σ = 164729376. Its totient is φ = 38348992.

The previous prime is 80184989. The next prime is 80185013. The reversal of 80184992 is 29948108.

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, 53738 + ... + 55209.

It is an arithmetic number, because the mean of its divisors is an integer number (6863724).

Almost surely, 280184992 is an apocalyptic number.

It is an amenable number.

80184992 is an abundant number, since it is smaller than the sum of its proper divisors (84544384).

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

80184992 is a wasteful number, since it uses less digits than its factorization.

80184992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108980 (or 108972 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 80184992 is about 8954.6073057393. The cubic root of 80184992 is about 431.2188099826.

The spelling of 80184992 in words is "eighty million, one hundred eighty-four thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 16 23 32 46 92 184 368 736 108947 217894 435788 871576 1743152 2505781 3486304 5011562 10023124 20046248 40092496 80184992