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199068244 = 221910392521
BaseRepresentation
bin10111101110110…
…00101001010100
3111212120201021221
423313120221110
5401430140434
631430420124
74635023614
oct1367305124
9455521257
10199068244
11a2406a11
1256801644
133231c17b
141c61ca44
15127232b4
hexbdd8a54

199068244 has 24 divisors (see below), whose sum is σ = 367203200. Its totient is φ = 94167360.

The previous prime is 199068241. The next prime is 199068253. The reversal of 199068244 is 442860991.

It is a self number, because there is not a number n which added to its sum of digits gives 199068244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199068241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77704 + ... + 80224.

Almost surely, 2199068244 is an apocalyptic number.

It is an amenable number.

199068244 is a deficient number, since it is larger than the sum of its proper divisors (168134956).

199068244 is a wasteful number, since it uses less digits than its factorization.

199068244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583 (or 3581 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 199068244 is about 14109.1546167728. The cubic root of 199068244 is about 583.8939766559.

The spelling of 199068244 in words is "one hundred ninety-nine million, sixty-eight thousand, two hundred forty-four".

Divisors: 1 2 4 19 38 76 1039 2078 2521 4156 5042 10084 19741 39482 47899 78964 95798 191596 2619319 5238638 10477276 49767061 99534122 199068244