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80063 = 23592
BaseRepresentation
bin10011100010111111
311001211022
4103202333
510030223
61414355
7452264
oct234277
9131738
1080063
1155175
123a3bb
132a599
142126b
1518ac8
hex138bf

80063 has 6 divisors (see below), whose sum is σ = 84984. Its totient is φ = 75284.

The previous prime is 80051. The next prime is 80071. The reversal of 80063 is 36008.

It is a happy number.

It is not a de Polignac number, because 80063 - 26 = 79999 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80263) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1328 + ... + 1386.

It is an arithmetic number, because the mean of its divisors is an integer number (14164).

280063 is an apocalyptic number.

80063 is a deficient number, since it is larger than the sum of its proper divisors (4921).

80063 is an equidigital number, since it uses as much as digits as its factorization.

80063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 80063 is about 282.9540598755. The cubic root of 80063 is about 43.1000016150.

The spelling of 80063 in words is "eighty thousand, sixty-three".

Divisors: 1 23 59 1357 3481 80063