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80369484 = 223133116619
BaseRepresentation
bin1001100101001…
…01011101001100
312121020012012120
410302211131030
5131033310414
611550332540
71664062236
oct462453514
9177205176
1080369484
1141403868
1222aba150
131385c610
14a961256
1570c82a9
hex4ca574c

80369484 has 48 divisors (see below), whose sum is σ = 208481280. Its totient is φ = 23929920.

The previous prime is 80369479. The next prime is 80369501. The reversal of 80369484 is 48496308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3474 + ... + 13145.

It is an arithmetic number, because the mean of its divisors is an integer number (4343360).

Almost surely, 280369484 is an apocalyptic number.

It is an amenable number.

80369484 is an abundant number, since it is smaller than the sum of its proper divisors (128111796).

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

80369484 is a wasteful number, since it uses less digits than its factorization.

80369484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16670 (or 16668 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 80369484 is about 8964.9028996415. The cubic root of 80369484 is about 431.5492769911.

The spelling of 80369484 in words is "eighty million, three hundred sixty-nine thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 12 13 26 31 39 52 62 78 93 124 156 186 372 403 806 1209 1612 2418 4836 16619 33238 49857 66476 99714 199428 216047 432094 515189 648141 864188 1030378 1296282 1545567 2060756 2592564 3091134 6182268 6697457 13394914 20092371 26789828 40184742 80369484