Base | Representation |
---|---|
bin | 111011101011001011… |
… | …1100001010110000001 |
3 | 110020210000212000210011 |
4 | 1313112113201112001 |
5 | 4044423014313242 |
6 | 134512130504521 |
7 | 12154455426433 |
oct | 1672627412601 |
9 | 406700760704 |
10 | 128150541697 |
11 | 4a3917047a2 |
12 | 20a05435141 |
13 | c113988ac9 |
14 | 62b99da653 |
15 | 35007dad17 |
hex | 1dd65e1581 |
128150541697 has 8 divisors (see below), whose sum is σ = 132407472960. Its totient is φ = 123961721520.
The previous prime is 128150541689. The next prime is 128150541719. The reversal of 128150541697 is 796145051821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 128150541697 - 23 = 128150541689 is a prime.
It is a super-3 number, since 3×1281505416973 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 128150541697.
It is not an unprimeable number, because it can be changed into a prime (128150541997) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17023947 + ... + 17031472.
It is an arithmetic number, because the mean of its divisors is an integer number (16550934120).
Almost surely, 2128150541697 is an apocalyptic number.
It is an amenable number.
128150541697 is a deficient number, since it is larger than the sum of its proper divisors (4256931263).
128150541697 is an equidigital number, since it uses as much as digits as its factorization.
128150541697 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34055543.
The product of its (nonzero) digits is 604800, while the sum is 49.
The spelling of 128150541697 in words is "one hundred twenty-eight billion, one hundred fifty million, five hundred forty-one thousand, six hundred ninety-seven".
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