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200440213 = 1307153359
BaseRepresentation
bin10111111001001…
…11100110010101
3111222011102021121
423330213212111
5402303041323
631520043541
74652466541
oct1374474625
9458142247
10200440213
11a3163776
12571635b1
13326ac79c
141c898a21
15128e4a5d
hexbf27995

200440213 has 4 divisors (see below), whose sum is σ = 200594880. Its totient is φ = 200285548.

The previous prime is 200440189. The next prime is 200440231. The reversal of 200440213 is 312044002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200440213 - 25 = 200440181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200440283) 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, 75373 + ... + 77986.

It is an arithmetic number, because the mean of its divisors is an integer number (50148720).

Almost surely, 2200440213 is an apocalyptic number.

It is an amenable number.

200440213 is a deficient number, since it is larger than the sum of its proper divisors (154667).

200440213 is a wasteful number, since it uses less digits than its factorization.

200440213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154666.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 200440213 is about 14157.6909487388. The cubic root of 200440213 is about 585.2322967682.

Adding to 200440213 its reverse (312044002), we get a palindrome (512484215).

The spelling of 200440213 in words is "two hundred million, four hundred forty thousand, two hundred thirteen".

Divisors: 1 1307 153359 200440213