Search a number
-
+
1455241 is a prime number
BaseRepresentation
bin101100011010010001001
32201221012211
411203102021
5333031431
651105121
715240454
oct5432211
92657184
101455241
11904387
125a21a1
133bc4b8
1429c49b
151db2b1
hex163489

1455241 has 2 divisors, whose sum is σ = 1455242. Its totient is φ = 1455240.

The previous prime is 1455227. The next prime is 1455253. The reversal of 1455241 is 1425541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1449616 + 5625 = 1204^2 + 75^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1455241 is a prime.

It is a Chen prime.

1455241 is a lucky number.

It is a nialpdrome in base 8.

It is not a weakly prime, because it can be changed into another prime (1455211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727620 + 727621.

It is an arithmetic number, because the mean of its divisors is an integer number (727621).

21455241 is an apocalyptic number.

It is an amenable number.

1455241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1455241 is an equidigital number, since it uses as much as digits as its factorization.

1455241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 800, while the sum is 22.

The square root of 1455241 is about 1206.3337017592. Note that the first 3 decimals coincide. The cubic root of 1455241 is about 113.3213241793.

It can be divided in two parts, 14 and 55241, that added together give a palindrome (55255).

The spelling of 1455241 in words is "one million, four hundred fifty-five thousand, two hundred forty-one".