Base | Representation |
---|---|
bin | 11101001011011101010100… |
… | …110100011111111011011111 |
3 | 121211101022002200022022022201 |
4 | 131023131110310133323133 |
5 | 113310032334211314344 |
6 | 1132534155540152331 |
7 | 36013406432302543 |
oct | 3513352464377337 |
9 | 554338080268281 |
10 | 128330750885599 |
11 | 37987847332189 |
12 | 124874389986a7 |
13 | 567b6cb95c412 |
14 | 23993548bba23 |
15 | ec829d7784d4 |
hex | 74b754d1fedf |
128330750885599 has 16 divisors (see below), whose sum is σ = 129140185237920. Its totient is φ = 127523955271680.
The previous prime is 128330750885527. The next prime is 128330750885681. The reversal of 128330750885599 is 995588057033821.
It is a cyclic number.
It is not a de Polignac number, because 128330750885599 - 215 = 128330750852831 is a prime.
It is a super-3 number, since 3×1283307508855993 (a number of 43 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (128330750885699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 918356167 + ... + 918495895.
It is an arithmetic number, because the mean of its divisors is an integer number (8071261577370).
Almost surely, 2128330750885599 is an apocalyptic number.
128330750885599 is a deficient number, since it is larger than the sum of its proper divisors (809434352321).
128330750885599 is a wasteful number, since it uses less digits than its factorization.
128330750885599 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149130.
The product of its (nonzero) digits is 653184000, while the sum is 73.
The spelling of 128330750885599 in words is "one hundred twenty-eight trillion, three hundred thirty billion, seven hundred fifty million, eight hundred eighty-five thousand, five hundred ninety-nine".
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