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11266805 = 5111271613
BaseRepresentation
bin101010111110…
…101011110101
3210012102011002
4222332223311
510341014210
61041253045
7164523554
oct52765365
923172132
1011266805
1163a5a10
123934185
132446364
1416d3d9b
15ec84a5
hexabeaf5

11266805 has 16 divisors (see below), whose sum is σ = 14874624. Its totient is φ = 8124480.

The previous prime is 11266781. The next prime is 11266807. The reversal of 11266805 is 50866211.

It is a happy number.

It is not a de Polignac number, because 11266805 - 26 = 11266741 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11266807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6179 + ... + 7791.

It is an arithmetic number, because the mean of its divisors is an integer number (929664).

Almost surely, 211266805 is an apocalyptic number.

It is an amenable number.

11266805 is a deficient number, since it is larger than the sum of its proper divisors (3607819).

11266805 is a wasteful number, since it uses less digits than its factorization.

11266805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 11266805 is about 3356.6061729074. The cubic root of 11266805 is about 224.1817522005.

The spelling of 11266805 in words is "eleven million, two hundred sixty-six thousand, eight hundred five".

Divisors: 1 5 11 55 127 635 1397 1613 6985 8065 17743 88715 204851 1024255 2253361 11266805