Base | Representation |
---|---|
bin | 11110110101100101… |
… | …01010011100010000 |
3 | 1120201210022102200120 |
4 | 33122302222130100 |
5 | 232401214203031 |
6 | 11334444150240 |
7 | 1124156262042 |
oct | 173262523420 |
9 | 46653272616 |
10 | 16555616016 |
11 | 7026239395 |
12 | 3260538380 |
13 | 173ac119c4 |
14 | b30a83a92 |
15 | 66d697a96 |
hex | 3dacaa710 |
16555616016 has 80 divisors (see below), whose sum is σ = 44774467584. Its totient is φ = 5261300352.
The previous prime is 16555615969. The next prime is 16555616017. The reversal of 16555616016 is 61061655561.
16555616016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (16555616017) 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, 314505 + ... + 363351.
Almost surely, 216555616016 is an apocalyptic number.
16555616016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16555616016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22387233792).
16555616016 is an abundant number, since it is smaller than the sum of its proper divisors (28218851568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16555616016 is a wasteful number, since it uses less digits than its factorization.
16555616016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49188 (or 49182 counting only the distinct ones).
The product of its (nonzero) digits is 162000, while the sum is 42.
The spelling of 16555616016 in words is "sixteen billion, five hundred fifty-five million, six hundred sixteen thousand, sixteen".
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