Base | Representation |
---|---|
bin | 10101000100100010… |
… | …00000000001011011 |
3 | 1002012101002101110122 |
4 | 22202101000001123 |
5 | 141131422100443 |
6 | 5110301503455 |
7 | 550220651555 |
oct | 124221000133 |
9 | 32171071418 |
10 | 11312300123 |
11 | 4885553573 |
12 | 2238571b8b |
13 | 10b3840c17 |
14 | 7945664d5 |
15 | 4631cc968 |
hex | 2a244005b |
11312300123 has 24 divisors (see below), whose sum is σ = 12857086320. Its totient is φ = 9920862720.
The previous prime is 11312300113. The next prime is 11312300137. The reversal of 11312300123 is 32100321311.
It is not a de Polignac number, because 11312300123 - 210 = 11312299099 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11312300113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 318065 + ... + 351837.
It is an arithmetic number, because the mean of its divisors is an integer number (535711930).
Almost surely, 211312300123 is an apocalyptic number.
11312300123 is a deficient number, since it is larger than the sum of its proper divisors (1544786197).
11312300123 is a wasteful number, since it uses less digits than its factorization.
11312300123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33887 (or 33870 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 11312300123 its reverse (32100321311), we get a palindrome (43412621434).
The spelling of 11312300123 in words is "eleven billion, three hundred twelve million, three hundred thousand, one hundred twenty-three".
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