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11230061 = 71915619
BaseRepresentation
bin101010110101…
…101101101101
3210010112202012
4222311231231
510333330221
61040411005
7164311463
oct52655555
923115665
1011230061
116380347
123916a65
13243270b
1416c4833
15ebc65b
hexab5b6d

11230061 has 4 divisors (see below), whose sum is σ = 11246400. Its totient is φ = 11213724.

The previous prime is 11230031. The next prime is 11230069. The reversal of 11230061 is 16003211.

11230061 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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: 16003211 = 72286173.

It is a cyclic number.

It is not a de Polignac number, because 11230061 - 214 = 11213677 is a prime.

It is a super-2 number, since 2×112300612 = 252228540127442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11230069) 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, 7091 + ... + 8528.

It is an arithmetic number, because the mean of its divisors is an integer number (2811600).

Almost surely, 211230061 is an apocalyptic number.

It is an amenable number.

11230061 is a deficient number, since it is larger than the sum of its proper divisors (16339).

11230061 is an equidigital number, since it uses as much as digits as its factorization.

11230061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16338.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 11230061 is about 3351.1283174477. The cubic root of 11230061 is about 223.9377816675.

Adding to 11230061 its reverse (16003211), we get a palindrome (27233272).

The spelling of 11230061 in words is "eleven million, two hundred thirty thousand, sixty-one".

Divisors: 1 719 15619 11230061