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549250241 is a prime number
BaseRepresentation
bin100000101111001…
…110010011000001
31102021111210200112
4200233032103001
52111102001431
6130300201105
716416356441
oct4057162301
91367453615
10549250241
11262045921
12133b39195
1389a3a157
1452d36121
1533345c2b
hex20bce4c1

549250241 has 2 divisors, whose sum is σ = 549250242. Its totient is φ = 549250240.

The previous prime is 549250217. The next prime is 549250243. The reversal of 549250241 is 142052945.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 365918641 + 183331600 = 19129^2 + 13540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-549250241 is a prime.

Together with 549250243, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 549250198 and 549250207.

It is not a weakly prime, because it can be changed into another prime (549250243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274625120 + 274625121.

It is an arithmetic number, because the mean of its divisors is an integer number (274625121).

Almost surely, 2549250241 is an apocalyptic number.

It is an amenable number.

549250241 is a deficient number, since it is larger than the sum of its proper divisors (1).

549250241 is an equidigital number, since it uses as much as digits as its factorization.

549250241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 549250241 is about 23436.0884321595. The cubic root of 549250241 is about 818.9488022111.

The spelling of 549250241 in words is "five hundred forty-nine million, two hundred fifty thousand, two hundred forty-one".