521*191938579654510556621881_ Mathematical calculation

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    Overview: 1 questions will be solved this time.Among them
           ☆1 integer calculations

[1/1 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 521*191938579654510556621881
    Solution:
    521*191938579654510556621881 = 100000000000000000000000001
    Column vertical calculation:

																									5	2	1
✖				1	9	1	9	3	8	5	7	9	6	5	4	5	1	0	5	5	6	6	2	1	8	8	1

																									5	2	1
																							4	1	6	8
																						4	1	6	8
																						5	2	1
																				1	0	4	2
																			3	1	2	6
																		3	1	2	6
																	2	6	0	5
																2	6	0	5
																0	0	0
															5	2	1
													2	6	0	5
												2	0	8	4
											2	6	0	5
										3	1	2	6
									4	6	8	9
								3	6	4	7
							2	6	0	5
						4	1	6	8
					1	5	6	3
				4	6	8	9
				5	2	1
		4	6	8	9
		5	2	1

	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1

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																									5	2	1
✖				1	9	1	9	3	8	5	7	9	6	5	4	5	1	0	5	5	6	6	2	1	8	8	1

																									5	2	1
																							4	1	6	8
																						4	1	6	8
																						5	2	1
																				1	0	4	2
																			3	1	2	6
																		3	1	2	6
																	2	6	0	5
																2	6	0	5
																0	0	0
															5	2	1
													2	6	0	5
												2	0	8	4
											2	6	0	5
										3	1	2	6
									4	6	8	9
								3	6	4	7
							2	6	0	5
						4	1	6	8
					1	5	6	3
				4	6	8	9
				5	2	1
		4	6	8	9
		5	2	1

	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1

																									5	2	1
✖				1	9	1	9	3	8	5	7	9	6	5	4	5	1	0	5	5	6	6	2	1	8	8	1

																									5	2	1
																							4	1	6	8
																						4	1	6	8
																						5	2	1
																				1	0	4	2
																			3	1	2	6
																		3	1	2	6
																	2	6	0	5
																2	6	0	5
																0	0	0
															5	2	1
													2	6	0	5
												2	0	8	4
											2	6	0	5
										3	1	2	6
									4	6	8	9
								3	6	4	7
							2	6	0	5
						4	1	6	8
					1	5	6	3
				4	6	8	9
				5	2	1
		4	6	8	9
		5	2	1

	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1

																									5	2	1
✖				1	9	1	9	3	8	5	7	9	6	5	4	5	1	0	5	5	6	6	2	1	8	8	1

																									5	2	1
																							4	1	6	8
																						4	1	6	8
																						5	2	1
																				1	0	4	2
																			3	1	2	6
																		3	1	2	6
																	2	6	0	5
																2	6	0	5
																0	0	0
															5	2	1
													2	6	0	5
												2	0	8	4
											2	6	0	5
										3	1	2	6
									4	6	8	9
								3	6	4	7
							2	6	0	5
						4	1	6	8
					1	5	6	3
				4	6	8	9
				5	2	1
		4	6	8	9
		5	2	1

	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1