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344144 = 24137157
BaseRepresentation
bin1010100000001010000
3122111002002
41110001100
542003034
611213132
72632223
oct1240120
9574062
10344144
11215619
121471a8
13c0848
148d5ba
156be7e
hex54050

344144 has 20 divisors (see below), whose sum is σ = 675924. Its totient is φ = 169728.

The previous prime is 344117. The next prime is 344153. The reversal of 344144 is 441443.

344144 is digitally balanced in base 3, 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 2 ways, for example, as 150544 + 193600 = 388^2 + 440^2 .

It is a zygodrome in base 4.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2114 + ... + 2270.

2344144 is an apocalyptic number.

It is an amenable number.

344144 is a deficient number, since it is larger than the sum of its proper divisors (331780).

344144 is a wasteful number, since it uses less digits than its factorization.

344144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 296 counting only the distinct ones).

The product of its digits is 768, while the sum is 20.

The square root of 344144 is about 586.6378780815. The cubic root of 344144 is about 70.0777367686.

Adding to 344144 its reverse (441443), we get a palindrome (785587).

The spelling of 344144 in words is "three hundred forty-four thousand, one hundred forty-four", and thus it is an iban number.

Divisors: 1 2 4 8 16 137 157 274 314 548 628 1096 1256 2192 2512 21509 43018 86036 172072 344144