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527081 is a prime number
BaseRepresentation
bin10000000101011101001
3222210000112
42000223221
5113331311
615144105
74323452
oct2005351
9883015
10527081
11330005
12215035
13155ba9
14da129
15a628b
hex80ae9

527081 has 2 divisors, whose sum is σ = 527082. Its totient is φ = 527080.

The previous prime is 527071. The next prime is 527099. The reversal of 527081 is 180725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354025 + 173056 = 595^2 + 416^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-527081 is a prime.

It is a super-2 number, since 2×5270812 = 555628761122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (527071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263540 + 263541.

It is an arithmetic number, because the mean of its divisors is an integer number (263541).

2527081 is an apocalyptic number.

It is an amenable number.

527081 is a deficient number, since it is larger than the sum of its proper divisors (1).

527081 is an equidigital number, since it uses as much as digits as its factorization.

527081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 527081 is about 726.0034435180. The cubic root of 527081 is about 80.7778805086. Note that the first 3 decimals are identical.

The spelling of 527081 in words is "five hundred twenty-seven thousand, eighty-one".