Base | Representation |
---|---|
bin | 11111001101000101100… |
… | …011000111100010100011 |
3 | 21120222221211012210102021 |
4 | 133031011203013202203 |
5 | 240113120002431111 |
6 | 4321034152402311 |
7 | 310632062063326 |
oct | 37150543074243 |
9 | 7528854183367 |
10 | 2144355514531 |
11 | 75746386a50a |
12 | 2a77103a6397 |
13 | 12729a5b1ca9 |
14 | 75b047367bd |
15 | 3aba629bd71 |
hex | 1f3458c78a3 |
2144355514531 has 2 divisors, whose sum is σ = 2144355514532. Its totient is φ = 2144355514530.
The previous prime is 2144355514517. The next prime is 2144355514537. The reversal of 2144355514531 is 1354155534412.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2144355514531 - 27 = 2144355514403 is a prime.
It is a super-2 number, since 2×21443555145312 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2144355514537) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072177757265 + 1072177757266.
It is an arithmetic number, because the mean of its divisors is an integer number (1072177757266).
Almost surely, 22144355514531 is an apocalyptic number.
2144355514531 is a deficient number, since it is larger than the sum of its proper divisors (1).
2144355514531 is an equidigital number, since it uses as much as digits as its factorization.
2144355514531 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 720000, while the sum is 43.
The spelling of 2144355514531 in words is "two trillion, one hundred forty-four billion, three hundred fifty-five million, five hundred fourteen thousand, five hundred thirty-one".
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