Base | Representation |
---|---|
bin | 100000110101010110110011… |
… | …110111000011100011111011 |
3 | 200221021220020220212022122111 |
4 | 200311112303313003203323 |
5 | 122411404110412403422 |
6 | 1231042200025233151 |
7 | 42262565352160552 |
oct | 4065266367034373 |
9 | 627256226768574 |
10 | 144404113012987 |
11 | 420144932087a3 |
12 | 142425993327b7 |
13 | 6276331cb7759 |
14 | 27932a6b60d99 |
15 | 11a6437edaa77 |
hex | 8355b3dc38fb |
144404113012987 has 2 divisors, whose sum is σ = 144404113012988. Its totient is φ = 144404113012986.
The previous prime is 144404113012981. The next prime is 144404113013047. The reversal of 144404113012987 is 789210311404441.
It is a weak prime.
It is an emirp because it is prime and its reverse (789210311404441) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144404113012987 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 144404113012987.
It is not a weakly prime, because it can be changed into another prime (144404113012981) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72202056506493 + 72202056506494.
It is an arithmetic number, because the mean of its divisors is an integer number (72202056506494).
Almost surely, 2144404113012987 is an apocalyptic number.
144404113012987 is a deficient number, since it is larger than the sum of its proper divisors (1).
144404113012987 is an equidigital number, since it uses as much as digits as its factorization.
144404113012987 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 774144, while the sum is 49.
The spelling of 144404113012987 in words is "one hundred forty-four trillion, four hundred four billion, one hundred thirteen million, twelve thousand, nine hundred eighty-seven".
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