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80351264 = 257358711
BaseRepresentation
bin1001100101000…
…01000000100000
312121012021012202
410302201000200
5131032220024
611550112332
71663655150
oct462410040
9177167182
1080351264
11413a1104
1222aab6a8
1313854236
14a958760
1570c2bae
hex4ca1020

80351264 has 24 divisors (see below), whose sum is σ = 180790848. Its totient is φ = 34436160.

The previous prime is 80351263. The next prime is 80351269. The reversal of 80351264 is 46215308.

It is not an unprimeable number, because it can be changed into a prime (80351263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179132 + ... + 179579.

It is an arithmetic number, because the mean of its divisors is an integer number (7532952).

Almost surely, 280351264 is an apocalyptic number.

It is an amenable number.

80351264 is an abundant number, since it is smaller than the sum of its proper divisors (100439584).

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

80351264 is a wasteful number, since it uses less digits than its factorization.

80351264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358728 (or 358720 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 80351264 is about 8963.8866570255. The cubic root of 80351264 is about 431.5166633601.

The spelling of 80351264 in words is "eighty million, three hundred fifty-one thousand, two hundred sixty-four".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 358711 717422 1434844 2510977 2869688 5021954 5739376 10043908 11478752 20087816 40175632 80351264