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80112 = 2431669
BaseRepresentation
bin10011100011110000
311001220010
4103203300
510030422
61414520
7452364
oct234360
9131803
1080112
115520a
123a440
132a606
14212a4
1518b0c
hex138f0

80112 has 20 divisors (see below), whose sum is σ = 207080. Its totient is φ = 26688.

The previous prime is 80111. The next prime is 80141. The reversal of 80112 is 21108.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 787 + ... + 882.

It is an arithmetic number, because the mean of its divisors is an integer number (10354).

280112 is an apocalyptic number.

It is an amenable number.

80112 is an abundant number, since it is smaller than the sum of its proper divisors (126968).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103540).

80112 is a wasteful number, since it uses less digits than its factorization.

80112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 80112 is about 283.0406331254. The cubic root of 80112 is about 43.1087924813.

The spelling of 80112 in words is "eighty thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 48 1669 3338 5007 6676 10014 13352 20028 26704 40056 80112