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344223 = 33111961
BaseRepresentation
bin1010100000010011111
3122111012000
41110002133
542003343
611213343
72632365
oct1240237
9574160
10344223
11215690
12147253
13c08a9
148d635
156bed3
hex5409f

344223 has 32 divisors (see below), whose sum is σ = 595200. Its totient is φ = 194400.

The previous prime is 344221. The next prime is 344231. The reversal of 344223 is 322443.

It is not a de Polignac number, because 344223 - 21 = 344221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344196 and 344205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5613 + ... + 5673.

It is an arithmetic number, because the mean of its divisors is an integer number (18600).

2344223 is an apocalyptic number.

344223 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

344223 is a deficient number, since it is larger than the sum of its proper divisors (250977).

344223 is a wasteful number, since it uses less digits than its factorization.

344223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 94 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 344223 is about 586.7052070674. The cubic root of 344223 is about 70.0830985916.

Adding to 344223 its reverse (322443), we get a palindrome (666666).

The spelling of 344223 in words is "three hundred forty-four thousand, two hundred twenty-three", and thus it is an iban number.

Divisors: 1 3 9 11 19 27 33 57 61 99 171 183 209 297 513 549 627 671 1159 1647 1881 2013 3477 5643 6039 10431 12749 18117 31293 38247 114741 344223