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44180 = 225472
BaseRepresentation
bin1010110010010100
32020121022
422302110
52403210
6540312
7242543
oct126224
966538
1044180
1130214
1221698
1317156
141215a
15d155
hexac94

44180 has 18 divisors (see below), whose sum is σ = 94794. Its totient is φ = 17296.

The previous prime is 44179. The next prime is 44189. The reversal of 44180 is 8144.

It is a happy number.

44180 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 35344 + 8836 = 188^2 + 94^2 .

44180 is strictly pandigital in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 917 + ... + 963.

244180 is an apocalyptic number.

It is an amenable number.

44180 is an abundant number, since it is smaller than the sum of its proper divisors (50614).

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 (47397).

44180 is a wasteful number, since it uses less digits than its factorization.

44180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103 (or 54 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 44180 is about 210.1903898850. The cubic root of 44180 is about 35.3515589687.

The spelling of 44180 in words is "forty-four thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 940 2209 4418 8836 11045 22090 44180