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200332434 = 23180118539
BaseRepresentation
bin10111111000011…
…01010010010010
3111221221221102210
423330031102102
5402241114214
631513452550
74651540401
oct1374152222
9457857383
10200332434
11a309a7a5
1257111156
1332672703
141c86b638
15128c2b59
hexbf0d492

200332434 has 16 divisors (see below), whose sum is σ = 400908960. Its totient is φ = 66736800.

The previous prime is 200332427. The next prime is 200332439. The reversal of 200332434 is 434233002.

200332434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2003324342 = 80266168224728712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200332434.

It is not an unprimeable number, because it can be changed into a prime (200332439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1537 + ... + 20075.

It is an arithmetic number, because the mean of its divisors is an integer number (25056810).

Almost surely, 2200332434 is an apocalyptic number.

200332434 is an abundant number, since it is smaller than the sum of its proper divisors (200576526).

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

200332434 is a wasteful number, since it uses less digits than its factorization.

200332434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20345.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 200332434 is about 14153.8840605680. The cubic root of 200332434 is about 585.1273825901.

Adding to 200332434 its reverse (434233002), we get a palindrome (634565436).

The spelling of 200332434 in words is "two hundred million, three hundred thirty-two thousand, four hundred thirty-four".

Divisors: 1 2 3 6 1801 3602 5403 10806 18539 37078 55617 111234 33388739 66777478 100166217 200332434