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In mathematics. 50 as the sum of two non-zero squares. Fifty is the smallest number that is the sum of two non-zero square numbers in two distinct ways: 50 = 1 2 + 7 2 = 5 2 + 5 2 (see image). [1] It is also the sum of three squares, 50 = 3 2 + 4 2 + 5 2, and the sum of four squares, 50 = 6 2 + 3 2 + 2 2 + 1 2. It is a Harshad number.
Feb 17, 2023 · Employees who are 50 or older with a 401 (k), 403 (b) or 457 (b) can contribute an extra US$7,500 a year. This money grows tax-free and helps provide an extra cushion when you retire. At age 50 ...
