Numbers 2,200,000s

A page of the Numeropedia - the Special Encyclopedia of Numbers

2,000,000 2,100,0002,200,0002,300,0002,400,000

2,500,0002,600,0002,700,0002,800,0002,900,000

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2,200,000

[EECS]  2.2M(W) is one of standard numerical values for resistors (of tolerance class 5%).

 

2,205,225

[Math.]  Sum of the first 54 cube numbers:

13+23+…+533+543 = 2,205,225 = (1+2+…+53+54)2 = 14852.

 

2,210,465

[Math.]  2,210,465 = 49+68+86+94. (Involving only composite digits).

 

2,222,222

[Math.]  2,222,2223 =  10,973,933,607,682,085,048 = (109739+3360768+2085048)2.

5,555,5553 = 171,467,712,620,032,578,875 = (1714677+1262003+2578875)3.

 

2,223,278

[Math.]  2,223,278 = 87+76+65+54+43+32+21+10.

 

2,230,767

[Math.]  076,923×29 = 2,230,767 and 2+230,767 = 230,769, a digit-rotation of 076,923.

 

2,236,570

[Math.]  A pair of amicable numbers (2236570, 2429030).

 

2,285,712

[Math.]  142,857×16 = 2,285,712 and 2+285,712 = 285,714, a digit-rotation of 142,857.

 

2,292,196

[Math.]  The square and cube of number 1514 use different digits: 15142 = 2,292,196 and 15143 = 3,470,384,744.

 

2,299,968

[Math.]  2,299,968 = (229–99+6–8)3 = 1323.