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80355306 = 2313392551
BaseRepresentation
bin1001100101000…
…01111111101010
312121012110202110
410302201333222
5131032332211
611550143150
71664003013
oct462417752
9177173673
1080355306
11413a4149
1222ab1ab6
1313856025
14a95a00a
1570c3ea6
hex4ca1fea

80355306 has 8 divisors (see below), whose sum is σ = 160710624. Its totient is φ = 26785100.

The previous prime is 80355293. The next prime is 80355323. The reversal of 80355306 is 60355308.

It is a sphenic number, since it is the product of 3 distinct primes.

80355306 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6696270 + ... + 6696281.

It is an arithmetic number, because the mean of its divisors is an integer number (20088828).

Almost surely, 280355306 is an apocalyptic number.

80355306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

80355306 is a wasteful number, since it uses less digits than its factorization.

80355306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13392556.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 80355306 is about 8964.1121144261. The cubic root of 80355306 is about 431.5238989282.

The spelling of 80355306 in words is "eighty million, three hundred fifty-five thousand, three hundred six".

Divisors: 1 2 3 6 13392551 26785102 40177653 80355306