[go: up one dir, main page]

Search a number
-
+
11206513 is a prime number
BaseRepresentation
bin101010101111…
…111101110001
3210002100110001
4222233331301
510332102023
61040110001
7164153023
oct52577561
923070401
1011206513
11636468a
123905301
132424a96
1416ba013
15eb56ad
hexaaff71

11206513 has 2 divisors, whose sum is σ = 11206514. Its totient is φ = 11206512.

The previous prime is 11206511. The next prime is 11206541. The reversal of 11206513 is 31560211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10969344 + 237169 = 3312^2 + 487^2 .

It is a cyclic number.

It is not a de Polignac number, because 11206513 - 21 = 11206511 is a prime.

Together with 11206511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11206511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5603256 + 5603257.

It is an arithmetic number, because the mean of its divisors is an integer number (5603257).

Almost surely, 211206513 is an apocalyptic number.

It is an amenable number.

11206513 is a deficient number, since it is larger than the sum of its proper divisors (1).

11206513 is an equidigital number, since it uses as much as digits as its factorization.

11206513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11206513 is about 3347.6130302053. The cubic root of 11206513 is about 223.7811491854.

Adding to 11206513 its reverse (31560211), we get a palindrome (42766724).

The spelling of 11206513 in words is "eleven million, two hundred six thousand, five hundred thirteen".