2218463940

Names of 2218463940

• Cardinal: 2218463940 can be written as Two billion, two hundred eighteen million, four hundred sixty-three thousand, nine hundred forty.

Scientific notation

• Scientific notation: 2.21846394 × 10⁹

Factors of 2218463940

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 373

Divisors of 2218463940

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 19 20 21 22 28 30 33 35 38 42 44 55 57 60 66 70 76 77 84 95 105 110 114 127 132 133 140 154 165 190 199 209 210 220 228 231 254 266 285 308 330 380 381 385 398 399 418 420 462 508 532 570 597 627 635 660 665 762 770 796 798 836 889 924 995 1045 1140 1155 1194 1254 1270 1330 1393 1397 1463 1524 1540 1596 1778 1905 1990 1995 2090 2189 2310 2388 2413 2508 2540 2660 2667 2786 2794 2926 2985 3135 3556 3781 3810 3980 3990 4179 4180 4191 4378 4389 4445 4620 4826 5334 5572 5588 5852 5970 6270 6567 6965 6985 7239 7315 7562 7620 7980 8358 8382 8756 8778 8890 9652 9779 10668 10945 11343 11940 12065 12540 13134 13335 13930 13970 14478 14630 15124 15323 16716 16764 16891 17556 17780 18905 19558 20895 20955 21890 21945 22686 24130 25273 26268 26467 26543 26670 27860 27940 28956 29260 29337 30646 32835 33782 36195 37810 39116 41591 41790 41910 43780 43890 45372 45969 48260 48895 50546 50673 52934 53086 53340 56715 58674 61292 65670 67564 72390 75620 75819 76615 79401 79629 83182 83580 83820 84455 87780 91938 97790 101092 101346 105868 106172 113430 117348 124773 126365 131340 132335 132715 144780 146685 151638 153230 158802 159258 166364 168910 176911 183876 185801 195580 202692 207955 226860 229845 249546 252730 253365 264670 265430 278003 291137 293370 303276 306460 317604 318516 337820 353822 371602 379095 397005 398145 415910 459690 480187 499092 505460 506730 529340 530733 530860 556006 557403 582274 586740 623865 707644 743204 758190 794010 796290 831820 834009 873411 884555 919380 929005 960374 1013460 1061466 1112012 1114806 1164548 1247730 1390015 1440561 1455685 1516380 1588020 1592580 1668018 1746822 1769110 1858010 1920748 1946021 2122932 2229612 2400935 2495460 2653665 2780030 2787015 2881122 2911370 3336036 3361309 3493644 3538220 3716020 3892042 4170045 4367055 4801870 5282057 5307330 5560060 5574030 5762244 5822740 5838063 6722618 7202805 7784084 8340090 8734110 9603740 9730105 10083927 10564114 10614660 11148060 11676126 13445236 14405610 15846171 16680180 16806545 17468220 19460210 20167854 21128228 23352252 26410285 28811220 29190315 31692342 33613090 36974399 38920420 40335708 50419635 52820570 58380630 63384684 67226180 73948798 79230855 100839270 105641140 110923197 116761260 147897596 158461710 184871995 201678540 221846394 316923420 369743990 443692788 554615985 739487980 1109231970 2218463940
• Sum of all divisors σ(n): 8257536000
• Sum of proper divisors (its aliquot sum) s(n): 6039072060
• 2218463940 is an abundant number, because the sum of its proper divisors (6039072060) is greater than itself. Its abundance is 3820608120

Bases of 2218463940

• Binary: 10000100001110110001001011000100₂
• Hexadecimal: 0x843B12C4
• Base-36: 10OTDQC

Squares and roots of 2218463940

• 2218463940 squared (2218463940²) is 4921582253080323600
• 2218463940 cubed (2218463940³) is 10918352756202651830130984000
• The square root of 2218463940 is 47100.5726079843
• The cube root of 2218463940 is 1304.2198064045

Scales and comparisons

• 2,218,463,940 seconds is equal to 70 years, 28 weeks, 15 hours, 59 minutes.
• To count from 1 to 2,218,463,940 would take you about one hundred forty-one 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 2218463940 cubic inches would be around 108.7 feet tall.

Recreational maths with 2218463940

• 2218463940 backwards is 0493648122
• The number of decimal digits it has is: 10
• The sum of 2218463940's digits is 39
• More coming soon!