Base | Representation |
---|---|
bin | 10001110011000110101… |
… | …001010111000111110001 |
3 | 11022221001011220122021212 |
4 | 101303012221113013301 |
5 | 130014403440142231 |
6 | 2333515211325505 |
7 | 154236433506005 |
oct | 21630651270761 |
9 | 4287034818255 |
10 | 1223103443441 |
11 | 43179600a100 |
12 | 179066a50895 |
13 | 8b451c24ab9 |
14 | 432aca62705 |
15 | 21c3813042b |
hex | 11cc6a571f1 |
1223103443441 has 24 divisors (see below), whose sum is σ = 1353498640032. Its totient is φ = 1104398064000.
The previous prime is 1223103443411. The next prime is 1223103443447. The reversal of 1223103443441 is 1443443013221.
It is a de Polignac number, because none of the positive numbers 2k-1223103443441 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1223103443398 and 1223103443407.
It is not an unprimeable number, because it can be changed into a prime (1223103443447) 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, 32859641 + ... + 32896841.
It is an arithmetic number, because the mean of its divisors is an integer number (56395776668).
Almost surely, 21223103443441 is an apocalyptic number.
1223103443441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1223103443441 is a deficient number, since it is larger than the sum of its proper divisors (130395196591).
1223103443441 is a wasteful number, since it uses less digits than its factorization.
1223103443441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39053 (or 39042 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 32.
Adding to 1223103443441 its reverse (1443443013221), we get a palindrome (2666546456662).
The spelling of 1223103443441 in words is "one trillion, two hundred twenty-three billion, one hundred three million, four hundred forty-three thousand, four hundred forty-one".
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