Base | Representation |
---|---|
bin | 110010100011101110… |
… | …001011001000100101 |
3 | 12012010022102202020221 |
4 | 302203232023020211 |
5 | 1342134304213424 |
6 | 40534441524341 |
7 | 3631160524615 |
oct | 624356131045 |
9 | 165108382227 |
10 | 54286397989 |
11 | 2102829032a |
12 | a6304a36b1 |
13 | 5171b08cb5 |
14 | 28adb16a45 |
15 | 162ad3d9e4 |
hex | ca3b8b225 |
54286397989 has 16 divisors (see below), whose sum is σ = 55189278720. Its totient is φ = 53391520000.
The previous prime is 54286397987. The next prime is 54286398013. The reversal of 54286397989 is 98979368245.
It is a cyclic number.
It is not a de Polignac number, because 54286397989 - 21 = 54286397987 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54286397983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17572557 + ... + 17575645.
It is an arithmetic number, because the mean of its divisors is an integer number (3449329920).
Almost surely, 254286397989 is an apocalyptic number.
It is an amenable number.
54286397989 is a deficient number, since it is larger than the sum of its proper divisors (902880731).
54286397989 is a wasteful number, since it uses less digits than its factorization.
54286397989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4292.
The product of its digits is 235146240, while the sum is 70.
The spelling of 54286397989 in words is "fifty-four billion, two hundred eighty-six million, three hundred ninety-seven thousand, nine hundred eighty-nine".
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