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19244 = 2217283
BaseRepresentation
bin100101100101100
3222101202
410230230
51103434
6225032
7110051
oct45454
928352
1019244
1113505
12b178
1389b4
147028
155a7e
hex4b2c

19244 has 12 divisors (see below), whose sum is σ = 35784. Its totient is φ = 9024.

The previous prime is 19237. The next prime is 19249. The reversal of 19244 is 44291.

It can be divided in two parts, 192 and 44, that multiplied together give a palindrome (8448).

19244 is nontrivially palindromic in base 8.

19244 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

19244 is an undulating number in base 8.

It is not an unprimeable number, because it can be changed into a prime (19249) 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 3 ways as a sum of consecutive naturals, for example, 74 + ... + 209.

It is an arithmetic number, because the mean of its divisors is an integer number (2982).

219244 is an apocalyptic number.

It is an amenable number.

19244 is a deficient number, since it is larger than the sum of its proper divisors (16540).

19244 is a wasteful number, since it uses less digits than its factorization.

19244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 302 counting only the distinct ones).

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

The square root of 19244 is about 138.7227450709. The cubic root of 19244 is about 26.7977572936.

The spelling of 19244 in words is "nineteen thousand, two hundred forty-four".

Divisors: 1 2 4 17 34 68 283 566 1132 4811 9622 19244