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223209196 = 2277971757
BaseRepresentation
bin11010100110111…
…10011011101100
3120120000012110021
431103132123230
5424120143241
634052051524
75350150450
oct1523363354
9516005407
10223209196
11104aa5411
1262903ba4
1337322362
1421904660
15148e10d1
hexd4de6ec

223209196 has 12 divisors (see below), whose sum is σ = 446418448. Its totient is φ = 95661072.

The previous prime is 223209193. The next prime is 223209209. The reversal of 223209196 is 691902322.

223209196 is an admirable number.

It is a super-3 number, since 3×2232091963 (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223209191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3985851 + ... + 3985906.

Almost surely, 2223209196 is an apocalyptic number.

It is an amenable number.

223209196 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223209196 is a wasteful number, since it uses less digits than its factorization.

223209196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7971768 (or 7971766 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 223209196 is about 14940.1872812893. The cubic root of 223209196 is about 606.6022651651.

The spelling of 223209196 in words is "two hundred twenty-three million, two hundred nine thousand, one hundred ninety-six".

Divisors: 1 2 4 7 14 28 7971757 15943514 31887028 55802299 111604598 223209196