Base | Representation |
---|---|
bin | 11011111111101000110110… |
… | …010010100011100011110100 |
3 | 121010221012101101102222110200 |
4 | 123333220312102203203310 |
5 | 112114201131443403134 |
6 | 1113504430103120500 |
7 | 34635105235020162 |
oct | 3377506622434364 |
9 | 533835341388420 |
10 | 123120443341044 |
11 | 362590a5582766 |
12 | 11985697443130 |
13 | 5391291c4b9c6 |
14 | 22590c0116232 |
15 | e379a2c25499 |
hex | 6ffa364a38f4 |
123120443341044 has 288 divisors, whose sum is σ = 317977328148480. Its totient is φ = 40162977792000.
The previous prime is 123120443340959. The next prime is 123120443341097. The reversal of 123120443341044 is 440143344021321.
123120443341044 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 204 + 4 + 33 + 410 + 4 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 72042388462 + ... + 72042390170.
It is an arithmetic number, because the mean of its divisors is an integer number (1104087944960).
Almost surely, 2123120443341044 is an apocalyptic number.
It is an amenable number.
123120443341044 is an abundant number, since it is smaller than the sum of its proper divisors (194856884807436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123120443341044 is a wasteful number, since it uses less digits than its factorization.
123120443341044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2671 (or 2666 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 36.
Adding to 123120443341044 its reverse (440143344021321), we get a palindrome (563263787362365).
The spelling of 123120443341044 in words is "one hundred twenty-three trillion, one hundred twenty billion, four hundred forty-three million, three hundred forty-one thousand, forty-four".
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