Base | Representation |
---|---|
bin | 1100011010010101… |
… | …10100000100101101 |
3 | 122012101100020222011 |
4 | 12031022310010231 |
5 | 102121311430420 |
6 | 3021111321221 |
7 | 324060606334 |
oct | 61512640455 |
9 | 18171306864 |
10 | 6663389485 |
11 | 290a345165 |
12 | 135b680211 |
13 | 82265a31c |
14 | 472d76d1b |
15 | 28eec795a |
hex | 18d2b412d |
6663389485 has 8 divisors (see below), whose sum is σ = 7996506336. Its totient is φ = 5330418960.
The previous prime is 6663389477. The next prime is 6663389503. The reversal of 6663389485 is 5849833666.
It is a happy number.
6663389485 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 6663389485 - 23 = 6663389477 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151890 + ... + 190780.
It is an arithmetic number, because the mean of its divisors is an integer number (999563292).
Almost surely, 26663389485 is an apocalyptic number.
It is an amenable number.
6663389485 is a deficient number, since it is larger than the sum of its proper divisors (1333116851).
6663389485 is a wasteful number, since it uses less digits than its factorization.
6663389485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73163.
The product of its digits is 22394880, while the sum is 58.
The square root of 6663389485 is about 81629.5870686603. The cubic root of 6663389485 is about 1881.7636126128.
The spelling of 6663389485 in words is "six billion, six hundred sixty-three million, three hundred eighty-nine thousand, four hundred eighty-five".
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