Search a number
-
+
1461234013 is a prime number
BaseRepresentation
bin101011100011000…
…1010100101011101
310202211120101020021
41113012022211131
510443033442023
6400555152141
751132166321
oct12706124535
93684511207
101461234013
1168a912818
12349445651
131a396b315
14dc0d1981
158843d35d
hex5718a95d

1461234013 has 2 divisors, whose sum is σ = 1461234014. Its totient is φ = 1461234012.

The previous prime is 1461233959. The next prime is 1461234017. The reversal of 1461234013 is 3104321641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1180403449 + 280830564 = 34357^2 + 16758^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1461234013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1461234017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730617006 + 730617007.

It is an arithmetic number, because the mean of its divisors is an integer number (730617007).

Almost surely, 21461234013 is an apocalyptic number.

It is an amenable number.

1461234013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461234013 is an equidigital number, since it uses as much as digits as its factorization.

1461234013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1461234013 is about 38226.0907365637. The cubic root of 1461234013 is about 1134.7667210608.

Adding to 1461234013 its reverse (3104321641), we get a palindrome (4565555654).

The spelling of 1461234013 in words is "one billion, four hundred sixty-one million, two hundred thirty-four thousand, thirteen".