Base | Representation |
---|---|
bin | 10100111010111000… |
… | …01010111011111011 |
3 | 1001222201202022020220 |
4 | 22131130022323323 |
5 | 141000210423311 |
6 | 5054250351123 |
7 | 545215556166 |
oct | 123534127373 |
9 | 31881668226 |
10 | 11231342331 |
11 | 4843888800 |
12 | 221542b4a3 |
13 | 109cb368c1 |
14 | 7878d0add |
15 | 45b03a206 |
hex | 29d70aefb |
11231342331 has 24 divisors (see below), whose sum is σ = 16481336592. Its totient is φ = 6798158400.
The previous prime is 11231342323. The next prime is 11231342363. The reversal of 11231342331 is 13324313211.
It is not a de Polignac number, because 11231342331 - 23 = 11231342323 is a prime.
It is a super-2 number, since 2×112313423312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (11231342431) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 269901 + ... + 308721.
It is an arithmetic number, because the mean of its divisors is an integer number (686722358).
Almost surely, 211231342331 is an apocalyptic number.
11231342331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
11231342331 is a deficient number, since it is larger than the sum of its proper divisors (5249994261).
11231342331 is a wasteful number, since it uses less digits than its factorization.
11231342331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39643 (or 39632 counting only the distinct ones).
The product of its digits is 1296, while the sum is 24.
Adding to 11231342331 its reverse (13324313211), we get a palindrome (24555655542).
The spelling of 11231342331 in words is "eleven billion, two hundred thirty-one million, three hundred forty-two thousand, three hundred thirty-one".
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