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199244 = 2249811
BaseRepresentation
bin110000101001001100
3101010022102
4300221030
522333434
64134232
71456613
oct605114
9333272
10199244
11126771
1297378
136c8c6
145287a
153e07e
hex30a4c

199244 has 6 divisors (see below), whose sum is σ = 348684. Its totient is φ = 99620.

The previous prime is 199211. The next prime is 199247. The reversal of 199244 is 442991.

199244 is nontrivially palindromic in base 13.

It is not an unprimeable number, because it can be changed into a prime (199247) 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 as a sum of consecutive naturals, namely, 24902 + ... + 24909.

It is an arithmetic number, because the mean of its divisors is an integer number (58114).

2199244 is an apocalyptic number.

It is an amenable number.

199244 is a deficient number, since it is larger than the sum of its proper divisors (149440).

199244 is a wasteful number, since it uses less digits than its factorization.

199244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49815 (or 49813 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 199244 is about 446.3675615454. The cubic root of 199244 is about 58.4065764784.

The spelling of 199244 in words is "one hundred ninety-nine thousand, two hundred forty-four".

Divisors: 1 2 4 49811 99622 199244