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80054524 = 221119313089
BaseRepresentation
bin1001100010110…
…00100011111100
312120122012011101
410301120203330
5130443221044
611535502444
71661311054
oct461304374
9176565141
1080054524
1141209170
1222987a24
131377c154
14a8bc564
157064cd4
hex4c588fc

80054524 has 48 divisors (see below), whose sum is σ = 166118400. Its totient is φ = 33350400.

The previous prime is 80054503. The next prime is 80054531. The reversal of 80054524 is 42545008.

It is a junction number, because it is equal to n+sod(n) for n = 80054492 and 80054501.

It is a congruent number.

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, 24372 + ... + 27460.

It is an arithmetic number, because the mean of its divisors is an integer number (3460800).

Almost surely, 280054524 is an apocalyptic number.

It is an amenable number.

80054524 is an abundant number, since it is smaller than the sum of its proper divisors (86063876).

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

80054524 is a wasteful number, since it uses less digits than its factorization.

80054524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3154 (or 3152 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 80054524 is about 8947.3193750978. The cubic root of 80054524 is about 430.9848061066.

The spelling of 80054524 in words is "eighty million, fifty-four thousand, five hundred twenty-four".

Divisors: 1 2 4 11 19 22 31 38 44 62 76 124 209 341 418 589 682 836 1178 1364 2356 3089 6178 6479 12356 12958 25916 33979 58691 67958 95759 117382 135916 191518 234764 383036 645601 1053349 1291202 1819421 2106698 2582404 3638842 4213396 7277684 20013631 40027262 80054524