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49830449 is a prime number
BaseRepresentation
bin1011111000010…
…1101000110001
310110202122112012
42332011220301
5100224033244
64540012305
71143360164
oct276055061
9113678465
1049830449
1126145399
1214831095
13a429196
146891adb
15459489e
hex2f85a31

49830449 has 2 divisors, whose sum is σ = 49830450. Its totient is φ = 49830448.

The previous prime is 49830433. The next prime is 49830463. The reversal of 49830449 is 94403894.

49830449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34869025 + 14961424 = 5905^2 + 3868^2 .

It is a cyclic number.

It is not a de Polignac number, because 49830449 - 24 = 49830433 is a prime.

It is not a weakly prime, because it can be changed into another prime (49830419) 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, 24915224 + 24915225.

It is an arithmetic number, because the mean of its divisors is an integer number (24915225).

Almost surely, 249830449 is an apocalyptic number.

It is an amenable number.

49830449 is a deficient number, since it is larger than the sum of its proper divisors (1).

49830449 is an equidigital number, since it uses as much as digits as its factorization.

49830449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 49830449 is about 7059.0685646196. The cubic root of 49830449 is about 367.9862574618.

The spelling of 49830449 in words is "forty-nine million, eight hundred thirty thousand, four hundred forty-nine".