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11212033 = 721912043
BaseRepresentation
bin101010110001…
…010100000001
3210002122000111
4222301110001
510332241113
61040151321
7164205100
oct52612401
923078014
1011212033
116368848
123908541
132427451
1416bc037
15eb713d
hexab1501

11212033 has 12 divisors (see below), whose sum is σ = 13730160. Its totient is φ = 9103752.

The previous prime is 11212013. The next prime is 11212037. The reversal of 11212033 is 33021211.

It is not a de Polignac number, because 11212033 - 25 = 11212001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11212037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5091 + ... + 6952.

It is an arithmetic number, because the mean of its divisors is an integer number (1144180).

Almost surely, 211212033 is an apocalyptic number.

It is an amenable number.

11212033 is a deficient number, since it is larger than the sum of its proper divisors (2518127).

11212033 is a wasteful number, since it uses less digits than its factorization.

11212033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12076 (or 12069 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 11212033 is about 3348.4373967569. The cubic root of 11212033 is about 223.8178858337.

Adding to 11212033 its reverse (33021211), we get a palindrome (44233244).

The spelling of 11212033 in words is "eleven million, two hundred twelve thousand, thirty-three".

Divisors: 1 7 19 49 133 931 12043 84301 228817 590107 1601719 11212033