Base | Representation |
---|---|
bin | 111110101111000… |
… | …1001001110100001 |
3 | 12102201000211101011 |
4 | 1331132021032201 |
5 | 13302343212423 |
6 | 544514340521 |
7 | 103110444001 |
oct | 17536111641 |
9 | 5381024334 |
10 | 2105054113 |
11 | 990280348 |
12 | 4a8b8a741 |
13 | 27716a466 |
14 | 15d804001 |
15 | c4c14b0d |
hex | 7d7893a1 |
2105054113 has 2 divisors, whose sum is σ = 2105054114. Its totient is φ = 2105054112.
The previous prime is 2105054089. The next prime is 2105054153. The reversal of 2105054113 is 3114505012.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1343735649 + 761318464 = 36657^2 + 27592^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2105054113 is a prime.
It is not a weakly prime, because it can be changed into another prime (2105054153) 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 as a sum of consecutive naturals, namely, 1052527056 + 1052527057.
It is an arithmetic number, because the mean of its divisors is an integer number (1052527057).
Almost surely, 22105054113 is an apocalyptic number.
It is an amenable number.
2105054113 is a deficient number, since it is larger than the sum of its proper divisors (1).
2105054113 is an equidigital number, since it uses as much as digits as its factorization.
2105054113 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 600, while the sum is 22.
The square root of 2105054113 is about 45880.8687036329. The cubic root of 2105054113 is about 1281.6056739533.
Adding to 2105054113 its reverse (3114505012), we get a palindrome (5219559125).
The spelling of 2105054113 in words is "two billion, one hundred five million, fifty-four thousand, one hundred thirteen".
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