1221209945550

Names of 1221209945550

• Cardinal: 1221209945550 can be written as One trillion, two hundred twenty-one billion, two hundred nine million, nine hundred forty-five thousand, five hundred fifty.

Scientific notation

• Scientific notation: 1.22120994555 × 10¹²

Factors of 1221209945550

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3945

Divisors of 1221209945550

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 17 18 21 25 30 34 35 42 45 49 50 51 63 70 75 85 90 98 102 105 119 126 147 150 153 170 175 210 225 238 245 255 289 294 306 315 343 350 357 425 441 450 490 510 525 578 595 630 686 714 735 765 833 850 867 882 1029 1050 1071 1190 1225 1275 1445 1470 1530 1575 1666 1715 1734 1785 2023 2058 2142 2205 2401 2450 2499 2550 2601 2890 2975 3087 3150 3430 3570 3675 3825 3911 4046 4165 4335 4410 4802 4998 5145 5202 5355 5831 5950 6069 6174 7203 7225 7350 7497 7650 7822 8330 8575 8670 8925 10115 10290 10710 11025 11662 11733 12005 12138 12495 13005 14161 14406 14450 14994 15435 17150 17493 17850 18207 19555 20230 20825 21609 21675 22050 23466 24010 24990 25725 26010 26775 27377 28322 29155 30345 30870 34986 35199 36015 36414 37485 39110 40817 41650 42483 43218 43350 50575 51450 52479 53550 54754 58310 58665 60025 60690 62475 65025 66487 70398 70805 72030 74970 77175 81634 82131 84966 87465 91035 97775 99127 101150 104958 108045 117330 120050 122451 124950 127449 130050 132974 136885 141610 145775 151725 154350 164262 174930 175995 180075 182070 187425 191639 195550 198254 199461 204085 212415 216090 244902 246393 254898 262395 273770 291550 293325 297381 303450 332435 351990 354025 360150 367353 374850 383278 398922 408170 410655 424830 437325 455175 465409 492786 495635 524790 540225 574917 586650 594762 598383 612255 637245 664870 684425 693889 708050 734706 821310 874650 879975 892143 910350 930818 958195 991270 997305 1020425 1062075 1080450 1130279 1149834 1196766 1224510 1231965 1274490 1311975 1341473 1368850 1387778 1396227 1486905 1662175 1724751 1759950 1784286 1836765 1916390 1994610 2040850 2053275 2081667 2124150 2260558 2327045 2463930 2478175 2623950 2682946 2792454 2874585 2973810 2991915 3061275 3186225 3257863 3324350 3390837 3449502 3469445 3673530 4024419 4106550 4163334 4188681 4460715 4654090 4790975 4956350 4986525 5651395 5749170 5983830 6122550 6159825 6245001 6372450 6515726 6707365 6781674 6938890 6981135 7434525 7911953 8048838 8377362 8623755 8921430 9183825 9390311 9581950 9773589 9973050 10172511 10408335 11302790 11635225 12073257 12319650 12490002 13414730 13962270 14372925 14869050 14959575 15823906 16289315 16954185 17247510 17347225 18367650 18780622 19547178 20122095 20345022 20816670 20943405 22303575 22805041 23270450 23735859 24146514 28170933 28256975 28745850 29320767 29919150 31225005 32578630 33536825 33908370 34694450 34905675 39559765 40244190 41886810 43118775 44607150 45610082 46951555 47471718 48867945 50862555 52041675 55383671 56341866 56513950 58641534 60366285 62450010 67073650 68415123 69811350 71207577 79119530 81446575 84512799 84770925 86237550 93903110 97735890 100610475 101725110 104083350 104717025 110767342 114025205 118679295 120732570 136830246 140854665 142415154 146603835 156125025 159635287 162893150 166151013 169025598 169541850 197798825 201220950 205245369 209434050 228050410 234757775 237358590 244339725 254312775 276918355 281709330 293207670 301831425 312250050 319270574 332302026 342075615 356037885 387685697 395597650 410490738 422563995 469515550 478905861 488679450 498453039 508625550 553836710 570126025 593396475 603662850 684151230 704273325 712075770 733019175 775371394 798176435 830755065 845127990 957811722 996906078 1026226845 1140252050 1163057091 1186792950 1384591775 1408546650 1436717583 1466038350 1596352870 1661510130 1710378075 1780189425 1938428485 2052453690 2112819975 2326114182 2394529305 2492265195 2713799879 2769183550 2873435166 3420756150 3489171273 3560378850 3876856970 3990882175 4153775325 4225639950 4789058610 4984530390 5131134225 5427599758 5815285455 6978342546 7183587915 7981764350 8141399637 8307550650 9692142425 10262268450 11630570910 11972646525 12461325975 13568999395 14367175830 16282799274 17445856365 19384284850 23945293050 24424198911 24922651950 27137998790 29076427275 34891712730 35917939575 40706998185 48848397822 58152854550 67844996975 71835879150 81413996370 87229281825 122120994555 135689993950 174458563650 203534990925 244241989110 407069981850 610604972775 1221209945550
• Sum of all divisors σ(n): 4067023026456
• Sum of proper divisors (its aliquot sum) s(n): 2845813080906
• 1221209945550 is an abundant number, because the sum of its proper divisors (2845813080906) is greater than itself. Its abundance is 1624603135356

Bases of 1221209945550

• Binary: 10001110001010101110010001111010111001110₂
• Hexadecimal: 0x11C55C8F5CE
• Base-36: FL0KVCNI

Squares and roots of 1221209945550

• 1221209945550 squared (1221209945550²) is 1491353731110233964802500
• 1221209945550 cubed (1221209945550³) is 1821256008764918161204221641503875000
• The square root of 1221209945550 is 1105083.6826005531
• The cube root of 1221209945550 is 10688.8285463651

Scales and comparisons

• 1,221,209,945,550 seconds is equal to 38,830 years, 36 weeks, 2 days, 8 hours, 52 minutes, 30 seconds.
• To count from 1 to 1,221,209,945,550 would take you about ninety-seven thousand and seventy-six 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 1221209945550 cubic inches would be around 890.7 feet tall.

Recreational maths with 1221209945550

• 1221209945550 backwards is 0555499021221
• 1221209945550 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1221209945550's digits is 45
• More coming soon!