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Although the original purpose for the number was for the Social Security Administration to track individuals, [1] the Social Security number has become a de facto national identification number for taxation and other purposes. [2] A Social Security number may be obtained by applying on Form SS-5, Application for a Social Security Number Card. [3]
A side effect of the Social Security program in the United States has been the near-universal adoption of the program's identification number, the Social Security number (SSN), as the de facto U.S. national identification number. The SSN is issued pursuant to section 205(c)(2) of the Social Security Act, codified as .
Excel maintains 15 figures in its numbers, but they are not always accurate; mathematically, the bottom line should be the same as the top line, in 'fp-math' the step '1 + 1/9000' leads to a rounding up as the first bit of the 14 bit tail '10111000110010' of the mantissa falling off the table when adding 1 is a '1', this up-rounding is not undone when subtracting the 1 again, since there is no ...
Social Security blog: This is the hub for Social Security news and updates, at ssa.gov. Frequently Asked Questions (FAQs) Retirement Application : One can complete and submit their online ...
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The simplest checksum algorithm is the so-called longitudinal parity check, which breaks the data into "words" with a fixed number n of bits, and then computes the bitwise exclusive or (XOR) of all those words. The result is appended to the message as an extra word.
If you are wondering about Social Security earnings limits, what is full retirement age, and average Social Security benefits, here are six numbers you should know. Social Security: Women Get $354 ...
Therefore, systems that pad to a specific number of digits (by converting 1234 to 0001234 for instance) can perform Luhn validation before or after the padding and achieve the same result. The algorithm appeared in a United States Patent [ 1 ] for a simple, hand-held, mechanical device for computing the checksum.