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297049 is a prime number
BaseRepresentation
bin1001000100001011001
3120002110211
41020201121
534001144
610211121
72345014
oct1104131
9502424
10297049
111931a5
12123aa1
13a528c
147a37b
155d034
hex48859

297049 has 2 divisors, whose sum is σ = 297050. Its totient is φ = 297048.

The previous prime is 297023. The next prime is 297061. The reversal of 297049 is 940792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 257049 + 40000 = 507^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 297049 - 27 = 296921 is a prime.

It is a Chen prime.

297049 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 297049.

It is not a weakly prime, because it can be changed into another prime (297019) 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, 148524 + 148525.

It is an arithmetic number, because the mean of its divisors is an integer number (148525).

2297049 is an apocalyptic number.

It is an amenable number.

297049 is a deficient number, since it is larger than the sum of its proper divisors (1).

297049 is an equidigital number, since it uses as much as digits as its factorization.

297049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 297049 is about 545.0220179039. The cubic root of 297049 is about 66.7230717081.

It can be divided in two parts, 2970 and 49, that multiplied together give a triangular number (145530 = T539).

The spelling of 297049 in words is "two hundred ninety-seven thousand, forty-nine".