Base | Representation |
---|---|
bin | 10010111111111101100… |
… | …111101110111011010011 |
3 | 11121211001121110022022222 |
4 | 102333331213232323103 |
5 | 132342412304022123 |
6 | 2435444225051255 |
7 | 163220506045124 |
oct | 22777547567323 |
9 | 4554047408288 |
10 | 1305630142163 |
11 | 4637951a5346 |
12 | 191058a86b2b |
13 | 961746764c9 |
14 | 4729b1dc04b |
15 | 23e683506c8 |
hex | 12ffd9eeed3 |
1305630142163 has 8 divisors (see below), whose sum is σ = 1310246046720. Its totient is φ = 1301022016840.
The previous prime is 1305630142049. The next prime is 1305630142181. The reversal of 1305630142163 is 3612410365031.
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 1305630142163 - 228 = 1305361706707 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1305630145163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1608443 + ... + 2279988.
It is an arithmetic number, because the mean of its divisors is an integer number (163780755840).
Almost surely, 21305630142163 is an apocalyptic number.
1305630142163 is a deficient number, since it is larger than the sum of its proper divisors (4615904557).
1305630142163 is an equidigital number, since it uses as much as digits as its factorization.
1305630142163 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3889617.
The product of its (nonzero) digits is 38880, while the sum is 35.
The spelling of 1305630142163 in words is "one trillion, three hundred five billion, six hundred thirty million, one hundred forty-two thousand, one hundred sixty-three".
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