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80344 = 2311283
BaseRepresentation
bin10011100111011000
311002012201
4103213120
510032334
61415544
7453145
oct234730
9132181
1080344
1155400
123a5b4
132a754
14213cc
1518c14
hex139d8

80344 has 24 divisors (see below), whose sum is σ = 167580. Its totient is φ = 36080.

The previous prime is 80341. The next prime is 80347. The reversal of 80344 is 44308.

It is an interprime number because it is at equal distance from previous prime (80341) and next prime (80347).

It is an Ulam number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 927 + ... + 1009.

280344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83790).

80344 is an abundant number, since it is smaller than the sum of its proper divisors (87236).

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

80344 is a wasteful number, since it uses less digits than its factorization.

80344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 80344 is about 283.4501719880. The cubic root of 80344 is about 43.1503659493.

It can be divided in two parts, 80 and 344, that added together give a palindrome (424).

The spelling of 80344 in words is "eighty thousand, three hundred forty-four".

Divisors: 1 2 4 8 11 22 44 83 88 121 166 242 332 484 664 913 968 1826 3652 7304 10043 20086 40172 80344