Base | Representation |
---|---|
bin | 10110100010110011… |
… | …01100111010110011 |
3 | 1011020111010201010022 |
4 | 23101121230322303 |
5 | 144241344012243 |
6 | 5320551354055 |
7 | 605632511633 |
oct | 132131547263 |
9 | 34214121108 |
10 | 12103110323 |
11 | 5150987a17 |
12 | 241938292b |
13 | 11ab626c55 |
14 | 82b5bc6c3 |
15 | 4ac83bb68 |
hex | 2d166ceb3 |
12103110323 has 4 divisors (see below), whose sum is σ = 12210217608. Its totient is φ = 11996003040.
The previous prime is 12103110311. The next prime is 12103110359. The reversal of 12103110323 is 32301130121.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12103110323 - 26 = 12103110259 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12103110023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53553473 + ... + 53553698.
It is an arithmetic number, because the mean of its divisors is an integer number (3052554402).
Almost surely, 212103110323 is an apocalyptic number.
12103110323 is a deficient number, since it is larger than the sum of its proper divisors (107107285).
12103110323 is a wasteful number, since it uses less digits than its factorization.
12103110323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107107284.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 12103110323 its reverse (32301130121), we get a palindrome (44404240444).
The spelling of 12103110323 in words is "twelve billion, one hundred three million, one hundred ten thousand, three hundred twenty-three".
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