Base | Representation |
---|---|
bin | 10000010101011110010010… |
… | …000100100111011111011111 |
3 | 100102101020212120121120210201 |
4 | 100111132102010213133133 |
5 | 33404044231333102223 |
6 | 412444503004244331 |
7 | 21063404300316361 |
oct | 2025362204473737 |
9 | 312336776546721 |
10 | 71844368644063 |
11 | 2098a031136794 |
12 | 8083b058406a7 |
13 | 3111b83106242 |
14 | 13a5400ab6d31 |
15 | 848c84828ead |
hex | 4157921277df |
71844368644063 has 2 divisors, whose sum is σ = 71844368644064. Its totient is φ = 71844368644062.
The previous prime is 71844368644057. The next prime is 71844368644117. The reversal of 71844368644063 is 36044686344817.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-71844368644063 is a prime.
It is a super-2 number, since 2×718443686440632 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 71844368643986 and 71844368644004.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (71844368644033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35922184322031 + 35922184322032.
It is an arithmetic number, because the mean of its divisors is an integer number (35922184322032).
Almost surely, 271844368644063 is an apocalyptic number.
71844368644063 is a deficient number, since it is larger than the sum of its proper divisors (1).
71844368644063 is an equidigital number, since it uses as much as digits as its factorization.
71844368644063 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 222953472, while the sum is 64.
The spelling of 71844368644063 in words is "seventy-one trillion, eight hundred forty-four billion, three hundred sixty-eight million, six hundred forty-four thousand, sixty-three".
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