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144092 = 221317163
BaseRepresentation
bin100011001011011100
321022122202
4203023130
514102332
63031032
71140044
oct431334
9238582
10144092
1199293
126b478
1350780
143a724
152ca62
hex232dc

144092 has 24 divisors (see below), whose sum is σ = 289296. Its totient is φ = 62208.

The previous prime is 144073. The next prime is 144103. The reversal of 144092 is 290441.

144092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 144092.

It is an unprimeable number.

144092 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803 + ... + 965.

It is an arithmetic number, because the mean of its divisors is an integer number (12054).

2144092 is an apocalyptic number.

It is an amenable number.

144092 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

144092 is a wasteful number, since it uses less digits than its factorization.

144092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 144092 is about 379.5945205084. The cubic root of 144092 is about 52.4259879249.

The spelling of 144092 in words is "one hundred forty-four thousand, ninety-two".

Divisors: 1 2 4 13 17 26 34 52 68 163 221 326 442 652 884 2119 2771 4238 5542 8476 11084 36023 72046 144092