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200313210312 = 233210127545821
BaseRepresentation
bin1011101010001110011…
…0010000010111001000
3201011001011122102021100
42322203212100113020
511240220140212222
6232004515141400
720320643123415
oct2724346202710
9634034572240
10200313210312
1177a526487a6
12329a45a4860
1315b74193b17
1499a393310c
155325be24ac
hex2ea39905c8

200313210312 has 48 divisors (see below), whose sum is σ = 547886399580. Its totient is φ = 66109968000.

The previous prime is 200313210287. The next prime is 200313210341. The reversal of 200313210312 is 213012313002.

200313210312 is a `hidden beast` number, since 2 + 0 + 0 + 31 + 321 + 0 + 312 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 167351355396 + 32961854916 = 409086^2 + 181554^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 13765639 + ... + 13780182.

Almost surely, 2200313210312 is an apocalyptic number.

It is an amenable number.

200313210312 is an abundant number, since it is smaller than the sum of its proper divisors (347573189268).

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

200313210312 is a wasteful number, since it uses less digits than its factorization.

200313210312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27545934 (or 27545927 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 200313210312 its reverse (213012313002), we get a palindrome (413325523314).

The spelling of 200313210312 in words is "two hundred billion, three hundred thirteen million, two hundred ten thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 101 202 303 404 606 808 909 1212 1818 2424 3636 7272 27545821 55091642 82637463 110183284 165274926 220366568 247912389 330549852 495824778 661099704 991649556 1983299112 2782127921 5564255842 8346383763 11128511684 16692767526 22257023368 25039151289 33385535052 50078302578 66771070104 100156605156 200313210312