Base | Representation |
---|---|
bin | 1111000011101001000010… |
… | …0110111000011111011001 |
3 | 2011121122221110002210212212 |
4 | 3300322100212320133121 |
5 | 4132220102344230440 |
6 | 55113211231244505 |
7 | 3326035014524432 |
oct | 360722046703731 |
9 | 64548843083785 |
10 | 16555230070745 |
11 | 5303040865533 |
12 | 1a34621079735 |
13 | 9311c7ab9c02 |
14 | 4133c5302489 |
15 | 1da98d604465 |
hex | f0e909b87d9 |
16555230070745 has 16 divisors (see below), whose sum is σ = 21035209947408. Its totient is φ = 12464919214080.
The previous prime is 16555230070723. The next prime is 16555230070751. The reversal of 16555230070745 is 54707003255561.
It can be written as a sum of positive squares in 8 ways, for example, as 342777462784 + 16212452607961 = 585472^2 + 4026469^2 .
It is not a de Polignac number, because 16555230070745 - 224 = 16555213293529 is a prime.
It is a super-3 number, since 3×165552300707453 (a number of 41 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 16555230070693 and 16555230070702.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4054535 + ... + 7039155.
It is an arithmetic number, because the mean of its divisors is an integer number (1314700621713).
Almost surely, 216555230070745 is an apocalyptic number.
It is an amenable number.
16555230070745 is a deficient number, since it is larger than the sum of its proper divisors (4479979876663).
16555230070745 is a wasteful number, since it uses less digits than its factorization.
16555230070745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3049900.
The product of its (nonzero) digits is 4410000, while the sum is 50.
The spelling of 16555230070745 in words is "sixteen trillion, five hundred fifty-five billion, two hundred thirty million, seventy thousand, seven hundred forty-five".
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