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80359011 = 328928779
BaseRepresentation
bin1001100101000…
…10111001100011
312121012122211200
410302202321203
5131032442021
611550212243
71664016555
oct462427143
9177178750
1080359011
11413a6a07
1222ab4083
1313857915
14a95b4d5
1570c5126
hex4ca2e63

80359011 has 6 divisors (see below), whose sum is σ = 116074140. Its totient is φ = 53572668.

The previous prime is 80359001. The next prime is 80359031. The reversal of 80359011 is 11095308.

It is not a de Polignac number, because 80359011 - 214 = 80342627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80359001) 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 5 ways as a sum of consecutive naturals, for example, 4464381 + ... + 4464398.

It is an arithmetic number, because the mean of its divisors is an integer number (19345690).

Almost surely, 280359011 is an apocalyptic number.

80359011 is a deficient number, since it is larger than the sum of its proper divisors (35715129).

80359011 is a wasteful number, since it uses less digits than its factorization.

80359011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8928785 (or 8928782 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 80359011 is about 8964.3187694325. The cubic root of 80359011 is about 431.5305310207.

The spelling of 80359011 in words is "eighty million, three hundred fifty-nine thousand, eleven".

Divisors: 1 3 9 8928779 26786337 80359011