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80499441 = 3114159497
BaseRepresentation
bin1001100110001…
…01001011110001
312121110210110210
410303011023301
5131101440231
611553214333
71665143151
oct463051361
9177423423
1080499441
1141492470
1222b613a9
13138a6809
14a996761
157101a46
hex4cc52f1

80499441 has 16 divisors (see below), whose sum is σ = 119947968. Its totient is φ = 47596800.

The previous prime is 80499431. The next prime is 80499469. The reversal of 80499441 is 14499408.

It is not a de Polignac number, because 80499441 - 27 = 80499313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80499441.

It is not an unprimeable number, because it can be changed into a prime (80499401) by changing a digit.

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, 28396 + ... + 31101.

It is an arithmetic number, because the mean of its divisors is an integer number (7496748).

Almost surely, 280499441 is an apocalyptic number.

It is an amenable number.

80499441 is a deficient number, since it is larger than the sum of its proper divisors (39448527).

80499441 is a wasteful number, since it uses less digits than its factorization.

80499441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59552.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 80499441 is about 8972.1480705570. The cubic root of 80499441 is about 431.7817559752.

The spelling of 80499441 in words is "eighty million, four hundred ninety-nine thousand, four hundred forty-one".

Divisors: 1 3 11 33 41 123 451 1353 59497 178491 654467 1963401 2439377 7318131 26833147 80499441