Using the financial information for Illinois Tool Works (ticker: ITW) shown below, what is the Receivables DOH, and is this a healthy number?

Income Statement - USD (51 $ in Millions Dec 31, 2019 Dec 31, 2018 Dec 31, 2017 12 Months Ended Dec 31, 2019 Dec 31, 2018 Dec 31, 2017 3.485 $ 1,0815 5 2.4515 $ 1.164 S 5 2005 5 $ $ 62535 $ 1.7295 5 4.4925 $ 8515 5 516 5 1.2275 $ 15,0685 1.504 $ 3,034 2,623 1.318 5 1.220 334 5336 5 5.778 $ 7.278 1,7915 1.778 4.753 1,084 5 1.272 5545 505 1.0305 1.195 14,870 S 16.780 Operating Revenue $ 14100 $ 147685 14.314 Cost of revenue 5 175 16045 300 Selling, administrative, and r&d expenses $ 2,361 5 2391 5 2412 Legal settlement income 195) Amortization & Impairment of intangible assets 5 1595 1895 205 Operating income $ 3.4025 3.5B45 best expense $ 1221) (257) (260) Other income pense 5 1075 es income Before Taxes 3.394 5 3.270 Income taxes $ 767 $ 8315 1.583 Net income 5 2.5215 1.687 Net Income Per Share Basic in dollars per share 5 Diluted in dollars per sharel 5 5 5 $ $ $ $ Balance Sheet - USD ISIS in Million Ourent Assets Cash and equivalent Accounts receivables Inventories Prepaid expenses and other current assets Assets held for sale Total current assets Niet plant and equipment Goodwill Intagble assets Deferred income taxes Others Total Assets Current Liabilities Short-term debet Accounts payable Actrud expenses Cash dividends payable Income taxes payable Liabilities held for sale Total current liabilities Noncurrent Lates Long-term debet Deferred income taxes Noncurrent income taxes payable Others Total noncurrent abilities Total liabilities stockholders' tout Common Stock Additional paid-in capital Retained earnings Common stock held in treasury Accumulated other comprehensive income foss) Noncontrolling interest Total stockholders' equity Total liabilities and stockholders' equity 45 4725 1.217 5425 48$ 5245 1,271 328 850 590 1.250 266 89 Stock Price as of 12/31/19: $ 178.57 s 2.1545 $ 3.5425 3,053 $ 7,7545 6,0295 7.478 5 6685 7075 164 $ 462 54955614 5 1,000 5 1995 182 $ 9,8345 8,070 $ 9.138 5 12.038 5 12,191 $ s $ $ $ 5 $ $ 65 1.504 22.035 118.98215 OS 65 6 1,253 1.218 21,2175 20,210 117.545) $15.5621 (1.2871 45 4 3.2589 4.589 14,870 16,780 3,0305 15,0685 O 63.67; this is a healthy number O 65.75; this is a healthy number O 65.75; this is not a healthy number O 63.67; this is not a healthy number