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200032313 = 1315387101
BaseRepresentation
bin10111110110001…
…00000000111001
3111221101200202012
423323010000321
5402202013223
631503215305
74646150405
oct1373040071
9457350665
10200032313
11a2a05268
1256ba7535
1332598c20
141c7d0105
1512863c78
hexbec4039

200032313 has 4 divisors (see below), whose sum is σ = 215419428. Its totient is φ = 184645200.

The previous prime is 200032303. The next prime is 200032363. The reversal of 200032313 is 313230002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313230002 = 2156615001.

It can be written as a sum of positive squares in 2 ways, for example, as 117440569 + 82591744 = 10837^2 + 9088^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200032313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200032303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7693538 + ... + 7693563.

It is an arithmetic number, because the mean of its divisors is an integer number (53854857).

Almost surely, 2200032313 is an apocalyptic number.

It is an amenable number.

200032313 is a deficient number, since it is larger than the sum of its proper divisors (15387115).

200032313 is a wasteful number, since it uses less digits than its factorization.

200032313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15387114.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 200032313 is about 14143.2780146612. The cubic root of 200032313 is about 584.8350405416.

Adding to 200032313 its reverse (313230002), we get a palindrome (513262315).

The spelling of 200032313 in words is "two hundred million, thirty-two thousand, three hundred thirteen".

Divisors: 1 13 15387101 200032313