Base | Representation |
---|---|
bin | 111001011110110110… |
… | …0001010010000001001 |
3 | 102210121212001200122202 |
4 | 1302331230022100021 |
5 | 4010302014220231 |
6 | 132412552525545 |
7 | 11626665620552 |
oct | 1627554122011 |
9 | 383555050582 |
10 | 123441554441 |
11 | 483955a2997 |
12 | 1bb103b08b5 |
13 | b8431cc40a |
14 | 5d9044d329 |
15 | 33271ba5cb |
hex | 1cbdb0a409 |
123441554441 has 2 divisors, whose sum is σ = 123441554442. Its totient is φ = 123441554440.
The previous prime is 123441554429. The next prime is 123441554471. The reversal of 123441554441 is 144455144321.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 123063446416 + 378108025 = 350804^2 + 19445^2 .
It is a cyclic number.
It is not a de Polignac number, because 123441554441 - 214 = 123441538057 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 123441554395 and 123441554404.
It is not a weakly prime, because it can be changed into another prime (123441554471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61720777220 + 61720777221.
It is an arithmetic number, because the mean of its divisors is an integer number (61720777221).
Almost surely, 2123441554441 is an apocalyptic number.
It is an amenable number.
123441554441 is a deficient number, since it is larger than the sum of its proper divisors (1).
123441554441 is an equidigital number, since it uses as much as digits as its factorization.
123441554441 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 153600, while the sum is 38.
Adding to 123441554441 its reverse (144455144321), we get a palindrome (267896698762).
The spelling of 123441554441 in words is "one hundred twenty-three billion, four hundred forty-one million, five hundred fifty-four thousand, four hundred forty-one".
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