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80795 = 51113113
BaseRepresentation
bin10011101110011011
311002211102
4103232123
510041140
61422015
7454361
oct235633
9132742
1080795
1155780
123a90b
132aa10
1421631
1518e15
hex13b9b

80795 has 16 divisors (see below), whose sum is σ = 114912. Its totient is φ = 53760.

The previous prime is 80789. The next prime is 80803. The reversal of 80795 is 59708.

It is a happy number.

It is not a de Polignac number, because 80795 - 24 = 80779 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 659 + ... + 771.

It is an arithmetic number, because the mean of its divisors is an integer number (7182).

280795 is an apocalyptic number.

80795 is a deficient number, since it is larger than the sum of its proper divisors (34117).

80795 is a wasteful number, since it uses less digits than its factorization.

80795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 80795 is about 284.2446129657. The cubic root of 80795 is about 43.2309548945.

The spelling of 80795 in words is "eighty thousand, seven hundred ninety-five".

Divisors: 1 5 11 13 55 65 113 143 565 715 1243 1469 6215 7345 16159 80795