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223000052 = 22118775779
BaseRepresentation
bin11010100101010…
…11010111110100
3120112121120120012
431102223113310
5424042000202
634043355352
75345316632
oct1522532764
9515546505
10223000052
11104972270
1262822b58
133727b0c2
142188c352
151489e152
hexd4ab5f4

223000052 has 24 divisors (see below), whose sum is σ = 426286560. Its totient is φ = 101230560.

The previous prime is 223000051. The next prime is 223000069. The reversal of 223000052 is 250000322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223000051) 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, 35699 + ... + 41477.

It is an arithmetic number, because the mean of its divisors is an integer number (17761940).

Almost surely, 2223000052 is an apocalyptic number.

223000052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

223000052 is a deficient number, since it is larger than the sum of its proper divisors (203286508).

223000052 is a wasteful number, since it uses less digits than its factorization.

223000052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6671 (or 6669 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 223000052 is about 14933.1862641568. The cubic root of 223000052 is about 606.4127465859.

Adding to 223000052 its reverse (250000322), we get a palindrome (473000374).

The spelling of 223000052 in words is "two hundred twenty-three million, fifty-two", and thus it is an aban number.

Divisors: 1 2 4 11 22 44 877 1754 3508 5779 9647 11558 19294 23116 38588 63569 127138 254276 5068183 10136366 20272732 55750013 111500026 223000052