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11324131 = 7131071163
BaseRepresentation
bin101011001100…
…101011100011
3210022022210021
4223030223203
510344333011
61042414311
7165152650
oct53145343
923268707
1011324131
116434a95
123961397
132466490
14170ac27
15eda471
hexaccae3

11324131 has 16 divisors (see below), whose sum is σ = 14079744. Its totient is φ = 8868384.

The previous prime is 11324113. The next prime is 11324153. The reversal of 11324131 is 13142311.

It is not a de Polignac number, because 11324131 - 211 = 11322083 is a prime.

It is a super-2 number, since 2×113241312 = 256471885810322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11324231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9156 + ... + 10318.

It is an arithmetic number, because the mean of its divisors is an integer number (879984).

Almost surely, 211324131 is an apocalyptic number.

11324131 is a deficient number, since it is larger than the sum of its proper divisors (2755613).

11324131 is a wasteful number, since it uses less digits than its factorization.

11324131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290.

The product of its digits is 72, while the sum is 16.

The square root of 11324131 is about 3365.1346184068. The cubic root of 11324131 is about 224.5613247085.

Adding to 11324131 its reverse (13142311), we get a palindrome (24466442).

The spelling of 11324131 in words is "eleven million, three hundred twenty-four thousand, one hundred thirty-one".

Divisors: 1 7 13 91 107 749 1163 1391 8141 9737 15119 105833 124441 871087 1617733 11324131