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298513 is a prime number
BaseRepresentation
bin1001000111000010001
3120011111001
41020320101
534023023
610222001
72352205
oct1107021
9504431
10298513
11194306
12124901
13a5b47
147ab05
155d6ad
hex48e11

298513 has 2 divisors, whose sum is σ = 298514. Its totient is φ = 298512.

The previous prime is 298483. The next prime is 298559. The reversal of 298513 is 315892.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 263169 + 35344 = 513^2 + 188^2 .

It is a cyclic number.

It is not a de Polignac number, because 298513 - 217 = 167441 is a prime.

It is a super-2 number, since 2×2985132 = 178220022338, which contains 22 as substring.

It is equal to p25885 and since 298513 and 25885 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (298583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149256 + 149257.

It is an arithmetic number, because the mean of its divisors is an integer number (149257).

2298513 is an apocalyptic number.

It is an amenable number.

298513 is a deficient number, since it is larger than the sum of its proper divisors (1).

298513 is an equidigital number, since it uses as much as digits as its factorization.

298513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 298513 is about 546.3634321585. The cubic root of 298513 is about 66.8325065593.

The spelling of 298513 in words is "two hundred ninety-eight thousand, five hundred thirteen".