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200826881 is a prime number
BaseRepresentation
bin10111111100001…
…10000000000001
3111222220001200122
423332012000001
5402402430011
631532230025
74656000053
oct1376060001
9458801618
10200826881
11a33a8232
125730b315
13327b6798
141c9598d3
151296e3db
hexbf86001

200826881 has 2 divisors, whose sum is σ = 200826882. Its totient is φ = 200826880.

The previous prime is 200826863. The next prime is 200826889. The reversal of 200826881 is 188628002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 173159281 + 27667600 = 13159^2 + 5260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200826881 is a prime.

It is a super-2 number, since 2×2008268812 = 80662872264376322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (200826889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100413440 + 100413441.

It is an arithmetic number, because the mean of its divisors is an integer number (100413441).

Almost surely, 2200826881 is an apocalyptic number.

It is an amenable number.

200826881 is a deficient number, since it is larger than the sum of its proper divisors (1).

200826881 is an equidigital number, since it uses as much as digits as its factorization.

200826881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 35.

The square root of 200826881 is about 14171.3401271722. The cubic root of 200826881 is about 585.6083777321.

The spelling of 200826881 in words is "two hundred million, eight hundred twenty-six thousand, eight hundred eighty-one".