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526200401 is a prime number
BaseRepresentation
bin11111010111010…
…010111001010001
31100200010202020202
4133113102321101
52034201403101
6124114144545
716016425646
oct3727227121
91320122222
10526200401
11250032171
12128282155
13850297ac
144dc55dcd
15312e136b
hex1f5d2e51

526200401 has 2 divisors, whose sum is σ = 526200402. Its totient is φ = 526200400.

The previous prime is 526200317. The next prime is 526200413. The reversal of 526200401 is 104002625.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340587025 + 185613376 = 18455^2 + 13624^2 .

It is a cyclic number.

It is not a de Polignac number, because 526200401 - 226 = 459091537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (526200461) by changing a digit.

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 as a sum of consecutive naturals, namely, 263100200 + 263100201.

It is an arithmetic number, because the mean of its divisors is an integer number (263100201).

Almost surely, 2526200401 is an apocalyptic number.

It is an amenable number.

526200401 is a deficient number, since it is larger than the sum of its proper divisors (1).

526200401 is an equidigital number, since it uses as much as digits as its factorization.

526200401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 526200401 is about 22939.0584157240. The cubic root of 526200401 is about 807.3286998731.

The spelling of 526200401 in words is "five hundred twenty-six million, two hundred thousand, four hundred one".