220645040

Names of 220645040

• Cardinal: 220645040 can be written as Two hundred twenty million, six hundred forty-five thousand and forty.

Scientific notation

• Scientific notation: 2.2064504 × 10⁸

Factors of 220645040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 85

Divisors of 220645040

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 17 20 22 28 34 35 40 43 44 49 55 56 68 70 77 80 85 86 88 98 110 112 119 136 140 154 170 172 176 187 196 215 220 238 245 272 280 301 308 340 343 344 374 385 392 430 440 473 476 490 539 560 595 602 616 680 686 688 731 748 770 784 833 860 880 935 946 952 980 1078 1190 1204 1232 1309 1360 1372 1462 1496 1505 1540 1666 1715 1720 1870 1892 1904 1960 2107 2156 2365 2380 2408 2618 2695 2744 2924 2992 3010 3080 3311 3332 3430 3440 3655 3740 3773 3784 3920 4165 4214 4312 4730 4760 4816 5117 5236 5390 5488 5831 5848 6020 6160 6545 6622 6664 6860 7310 7480 7546 7568 8041 8330 8428 8624 9163 9460 9520 10234 10472 10535 10780 11662 11696 12040 13090 13244 13328 13720 14620 14749 14960 15092 16082 16555 16660 16856 18326 18865 18920 20468 20944 21070 21560 23177 23324 24080 25585 26180 26488 27440 29155 29240 29498 30184 32164 33110 33320 33712 35819 36652 37730 37840 40205 40936 42140 43120 45815 46354 46648 51170 52360 52976 56287 58310 58480 58996 60368 64141 64328 66220 66640 71638 73304 73745 75460 80410 81872 84280 91630 92708 93296 102340 104720 112574 115885 116620 117992 128282 128656 132440 143276 146608 147490 150920 160820 162239 168560 179095 183260 185416 204680 225148 231770 233240 235984 250733 256564 264880 281435 286552 294980 301840 320705 321640 324478 358190 366520 370832 394009 409360 450296 463540 466480 501466 513128 562870 573104 589960 641410 643280 648956 716380 733040 788018 811195 900592 927080 1002932 1026256 1125740 1179920 1253665 1282820 1297912 1432760 1576036 1622390 1854160 1970045 2005864 2251480 2507330 2565640 2595824 2758063 2865520 3152072 3244780 3940090 4011728 4502960 5014660 5131280 5516126 6304144 6489560 7880180 10029320 11032252 12979120 13790315 15760360 20058640 22064504 27580630 31520720 44129008 55161260 110322520 220645040
• Sum of all divisors σ(n): 707097600
• Sum of proper divisors (its aliquot sum) s(n): 486452560
• 220645040 is an abundant number, because the sum of its proper divisors (486452560) is greater than itself. Its abundance is 265807520

Bases of 220645040

• Binary: 1101001001101100011010110000₂
• Hexadecimal: 0xD26C6B0
• Base-36: 3ND6SW

Squares and roots of 220645040

• 220645040 squared (220645040²) is 48684233676601600
• 220645040 cubed (220645040³) is 10741934686943107096064000
• The square root of 220645040 is 14854.1253529113
• The cube root of 220645040 is 604.2704956289

Scales and comparisons

• 220,645,040 seconds is equal to 7 years, 5 days, 18 hours, 17 minutes, 20 seconds.
• To count from 1 to 220,645,040 would take you about ten years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 220645040 cubic inches would be around 50.4 feet tall.

Recreational maths with 220645040

• 220645040 backwards is 040546022
• The number of decimal digits it has is: 9
• The sum of 220645040's digits is 23
• More coming soon!