Base | Representation |
---|---|
bin | 10110111011100110… |
… | …00111111010101111 |
3 | 1011202222111201211112 |
4 | 23131303013322233 |
5 | 200203120213403 |
6 | 5353341342235 |
7 | 614036430020 |
oct | 133563077257 |
9 | 34688451745 |
10 | 12311101103 |
11 | 5248328524 |
12 | 2476b6797b |
13 | 121274b412 |
14 | 84b080c47 |
15 | 4c0c239d8 |
hex | 2ddcc7eaf |
12311101103 has 16 divisors (see below), whose sum is σ = 14151956544. Its totient is φ = 10490860800.
The previous prime is 12311101093. The next prime is 12311101139. The reversal of 12311101103 is 30110111321.
It is a happy number.
It is not a de Polignac number, because 12311101103 - 226 = 12243992239 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12311101183) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2481101 + ... + 2486057.
It is an arithmetic number, because the mean of its divisors is an integer number (884497284).
Almost surely, 212311101103 is an apocalyptic number.
12311101103 is a deficient number, since it is larger than the sum of its proper divisors (1840855441).
12311101103 is a wasteful number, since it uses less digits than its factorization.
12311101103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6962.
The product of its (nonzero) digits is 18, while the sum is 14.
Adding to 12311101103 its reverse (30110111321), we get a palindrome (42421212424).
The spelling of 12311101103 in words is "twelve billion, three hundred eleven million, one hundred one thousand, one hundred three".
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