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11227061 = 72715443
BaseRepresentation
bin101010110100…
…111110110101
3210010101122002
4222310332311
510333231221
61040345045
7164266646
oct52647665
923111562
1011227061
11637906a
123915185
132431241
1416c36cd
15ebb80b
hexab4fb5

11227061 has 4 divisors (see below), whose sum is σ = 11243232. Its totient is φ = 11210892.

The previous prime is 11227049. The next prime is 11227063. The reversal of 11227061 is 16072211.

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.

It is a cyclic number.

It is not a de Polignac number, because 11227061 - 210 = 11226037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11227063) 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, 6995 + ... + 8448.

It is an arithmetic number, because the mean of its divisors is an integer number (2810808).

Almost surely, 211227061 is an apocalyptic number.

It is an amenable number.

11227061 is a deficient number, since it is larger than the sum of its proper divisors (16171).

11227061 is an equidigital number, since it uses as much as digits as its factorization.

11227061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16170.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 11227061 is about 3350.6806771162. The cubic root of 11227061 is about 223.9178389686.

Adding to 11227061 its reverse (16072211), we get a palindrome (27299272).

The spelling of 11227061 in words is "eleven million, two hundred twenty-seven thousand, sixty-one".

Divisors: 1 727 15443 11227061