Search a number
-
+
200320212 = 22316693351
BaseRepresentation
bin10111111000010…
…10010011010100
3111221221022200010
423330022103110
5402240221322
631513320220
74651456641
oct1374122324
9457838603
10200320212
11a30915a4
1257106070
1332669c91
141c866dc8
15128be20c
hexbf0a4d4

200320212 has 12 divisors (see below), whose sum is σ = 467413856. Its totient is φ = 66773400.

The previous prime is 200320201. The next prime is 200320217. The reversal of 200320212 is 212023002.

200320212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 16693351 = 200320212 / (2 + 0 + 0 + 3 + 2 + 0 + 2 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200320217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8346664 + ... + 8346687.

Almost surely, 2200320212 is an apocalyptic number.

It is an amenable number.

200320212 is an abundant number, since it is smaller than the sum of its proper divisors (267093644).

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

200320212 is a wasteful number, since it uses less digits than its factorization.

200320212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16693358 (or 16693356 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 200320212 is about 14153.4522997041. The cubic root of 200320212 is about 585.1154830820.

Adding to 200320212 its reverse (212023002), we get a palindrome (412343214).

The spelling of 200320212 in words is "two hundred million, three hundred twenty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 16693351 33386702 50080053 66773404 100160106 200320212