Base | Representation |
---|---|
bin | 10110111100101010… |
… | …11101001101100111 |
3 | 1011210121102222200022 |
4 | 23132111131031213 |
5 | 200212421214343 |
6 | 5354302305355 |
7 | 614206063313 |
oct | 133625351547 |
9 | 34717388608 |
10 | 12320101223 |
11 | 5252415441 |
12 | 2479b8825b |
13 | 121457cb31 |
14 | 84c344b43 |
15 | 4c1900568 |
hex | 2de55d367 |
12320101223 has 4 divisors (see below), whose sum is σ = 12320323680. Its totient is φ = 12319878768.
The previous prime is 12320101219. The next prime is 12320101237. The reversal of 12320101223 is 32210102321.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 32210102321 = 43 ⋅749072147.
It is a cyclic number.
It is not a de Polignac number, because 12320101223 - 22 = 12320101219 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 (12320701223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44843 + ... + 163251.
It is an arithmetic number, because the mean of its divisors is an integer number (3080080920).
Almost surely, 212320101223 is an apocalyptic number.
12320101223 is a deficient number, since it is larger than the sum of its proper divisors (222457).
12320101223 is a wasteful number, since it uses less digits than its factorization.
12320101223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 222456.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 12320101223 its reverse (32210102321), we get a palindrome (44530203544).
The spelling of 12320101223 in words is "twelve billion, three hundred twenty million, one hundred one thousand, two hundred twenty-three".
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