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200042212 = 22203924527
BaseRepresentation
bin10111110110001…
…10011011100100
3111221102012022211
423323012123210
5402202322322
631503333204
74646221306
oct1373063344
9457365284
10200042212
11a2a11747
1256bb1204
13325a0596
141c7d3976
1512866b77
hexbec66e4

200042212 has 12 divisors (see below), whose sum is σ = 350259840. Its totient is φ = 99967976.

The previous prime is 200042209. The next prime is 200042237. The reversal of 200042212 is 212240002.

It is a junction number, because it is equal to n+sod(n) for n = 200042192 and 200042201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4108 + ... + 20419.

It is an arithmetic number, because the mean of its divisors is an integer number (29188320).

Almost surely, 2200042212 is an apocalyptic number.

It is an amenable number.

200042212 is a deficient number, since it is larger than the sum of its proper divisors (150217628).

200042212 is a wasteful number, since it uses less digits than its factorization.

200042212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26570 (or 26568 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 200042212 is about 14143.6279645641. The cubic root of 200042212 is about 584.8446876273.

Adding to 200042212 its reverse (212240002), we get a palindrome (412282214).

The spelling of 200042212 in words is "two hundred million, forty-two thousand, two hundred twelve".

Divisors: 1 2 4 2039 4078 8156 24527 49054 98108 50010553 100021106 200042212