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11300213 = 31364523
BaseRepresentation
bin101011000110…
…110101110101
3210021002222102
4223012311311
510343101323
61042111445
7165023141
oct53066565
923232872
1011300213
116419021
12394b585
132458622
141702221
15ed3328
hexac6d75

11300213 has 4 divisors (see below), whose sum is σ = 11664768. Its totient is φ = 10935660.

The previous prime is 11300167. The next prime is 11300251. The reversal of 11300213 is 31200311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31200311 = 71439441.

It is a cyclic number.

It is not a de Polignac number, because 11300213 - 216 = 11234677 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11300194 and 11300203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11300273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182231 + ... + 182292.

It is an arithmetic number, because the mean of its divisors is an integer number (2916192).

Almost surely, 211300213 is an apocalyptic number.

It is an amenable number.

11300213 is a deficient number, since it is larger than the sum of its proper divisors (364555).

11300213 is an equidigital number, since it uses as much as digits as its factorization.

11300213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364554.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 11300213 is about 3361.5789444843. The cubic root of 11300213 is about 224.4031126079.

Adding to 11300213 its reverse (31200311), we get a palindrome (42500524).

The spelling of 11300213 in words is "eleven million, three hundred thousand, two hundred thirteen".

Divisors: 1 31 364523 11300213