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80424464 = 247196991
BaseRepresentation
bin1001100101100…
…10111000010000
312121022222121212
410302302320100
5131042040324
611551435252
71664411441
oct462627020
9177288555
1080424464
11414410aa
1222b25b28
131387b653
14a9772c8
1570d970e
hex4cb2e10

80424464 has 20 divisors (see below), whose sum is σ = 156061440. Its totient is φ = 40150560.

The previous prime is 80424403. The next prime is 80424481. The reversal of 80424464 is 46442408.

It is a self number, because there is not a number n which added to its sum of digits gives 80424464.

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, 8009 + ... + 14999.

It is an arithmetic number, because the mean of its divisors is an integer number (7803072).

Almost surely, 280424464 is an apocalyptic number.

It is an amenable number.

80424464 is a deficient number, since it is larger than the sum of its proper divisors (75636976).

80424464 is a wasteful number, since it uses less digits than its factorization.

80424464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7718 (or 7712 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

The square root of 80424464 is about 8967.9687778225. The cubic root of 80424464 is about 431.6476608127.

The spelling of 80424464 in words is "eighty million, four hundred twenty-four thousand, four hundred sixty-four".

Divisors: 1 2 4 8 16 719 1438 2876 5752 6991 11504 13982 27964 55928 111856 5026529 10053058 20106116 40212232 80424464