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200313252 = 22329975581
BaseRepresentation
bin10111111000010…
…00100110100100
3111221220222010100
423330020212210
5402240011002
631513224100
74651430436
oct1374104644
9457828110
10200313252
11a3087347
1257102030
1332666a69
141c864656
15128bc11c
hexbf089a4

200313252 has 36 divisors (see below), whose sum is σ = 506946076. Its totient is φ = 66692160.

The previous prime is 200313229. The next prime is 200313277. The reversal of 200313252 is 252313002.

It can be written as a sum of positive squares in 2 ways, for example, as 121352256 + 78960996 = 11016^2 + 8886^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33102 + ... + 38682.

Almost surely, 2200313252 is an apocalyptic number.

It is an amenable number.

200313252 is an abundant number, since it is smaller than the sum of its proper divisors (306632824).

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

200313252 is a wasteful number, since it uses less digits than its factorization.

200313252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6588 (or 6583 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 200313252 is about 14153.2064211612. The cubic root of 200313252 is about 585.1087065134.

Adding to 200313252 its reverse (252313002), we get a palindrome (452626254).

The spelling of 200313252 in words is "two hundred million, three hundred thirteen thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 997 1994 2991 3988 5581 5982 8973 11162 11964 16743 17946 22324 33486 35892 50229 66972 100458 200916 5564257 11128514 16692771 22257028 33385542 50078313 66771084 100156626 200313252