Base | Representation |
---|---|
bin | 11110111111010111011… |
… | …10010011011000011111 |
3 | 10202210110120002012211102 |
4 | 33133223232103120133 |
5 | 114421213244042022 |
6 | 2133100122143315 |
7 | 136634012106536 |
oct | 17375356233037 |
9 | 3683416065742 |
10 | 1064811705887 |
11 | 3806474a2896 |
12 | 15244b351b3b |
13 | 79546868477 |
14 | 39773d8531d |
15 | 1ca71629a92 |
hex | f7ebb9361f |
1064811705887 has 2 divisors, whose sum is σ = 1064811705888. Its totient is φ = 1064811705886.
The previous prime is 1064811705863. The next prime is 1064811705889. The reversal of 1064811705887 is 7885071184601.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1064811705887 - 224 = 1064794928671 is a prime.
It is a super-2 number, since 2×10648117058872 (a number of 25 digits) contains 22 as substring.
Together with 1064811705889, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1064811705889) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532405852943 + 532405852944.
It is an arithmetic number, because the mean of its divisors is an integer number (532405852944).
Almost surely, 21064811705887 is an apocalyptic number.
1064811705887 is a deficient number, since it is larger than the sum of its proper divisors (1).
1064811705887 is an equidigital number, since it uses as much as digits as its factorization.
1064811705887 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3010560, while the sum is 56.
The spelling of 1064811705887 in words is "one trillion, sixty-four billion, eight hundred eleven million, seven hundred five thousand, eight hundred eighty-seven".
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