1221423125440

Names of 1221423125440

• Cardinal: 1221423125440 can be written as One trillion, two hundred twenty-one billion, four hundred twenty-three million, one hundred twenty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.22142312544 × 10¹²

Factors of 1221423125440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 19787

Divisors of 1221423125440

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 23 28 32 35 40 46 49 56 64 70 80 92 98 112 115 140 160 161 173 184 196 224 230 245 280 320 322 346 368 392 448 460 490 560 644 692 736 784 805 865 920 980 1120 1127 1211 1288 1384 1472 1568 1610 1730 1840 1960 2240 2254 2422 2576 2768 3136 3220 3460 3680 3920 3979 4508 4844 5152 5536 5635 6055 6440 6920 7360 7840 7958 8477 9016 9688 10304 11072 11270 12110 12880 13840 15680 15916 16954 18032 19376 19577 19895 22540 24220 25760 27680 27853 31832 33908 36064 38752 39154 39790 42385 45080 48440 51520 55360 55706 63664 67816 72128 77504 78308 79580 84770 90160 96880 97885 111412 127328 135632 137039 139265 156616 159160 169540 180320 193760 194971 195770 222824 254656 271264 274078 278530 313232 318320 339080 360640 387520 389942 391540 445648 450271 542528 548156 557060 626464 636640 678160 685195 779884 783080 891296 900542 959273 974855 1096312 1114120 1252928 1273280 1356320 1370390 1559768 1566160 1782592 1801084 1918546 1949710 2192624 2228240 2251355 2712640 2740780 3119536 3132320 3151897 3386821 3602168 3837092 3899420 4385248 4456480 4502710 4796365 5481560 6239072 6264640 6303794 6773642 7204336 7674184 7798840 8770496 8912960 9005420 9592730 10963120 12478144 12607588 13547284 14408672 15348368 15597680 15759485 16934105 18010840 19185460 21926240 22063279 23707747 25215176 27094568 28817344 30696736 31195360 31518970 33868210 36021680 38370920 43852480 44126558 47415494 50430352 54189136 61393472 62390720 63037940 67736420 72043360 76741840 77896883 88253116 94830988 100860704 108378272 110316395 118538735 126075880 135472840 144086720 153483680 155793766 165954229 176506232 189661976 201721408 216756544 220632790 237077470 252151760 270945680 306967360 311587532 331908458 353012464 379323952 389484415 441265580 474154940 504303520 541891360 545278181 623175064 663816916 706024928 758647904 778968830 829771145 882531160 948309880 1008607040 1083782720 1090556362 1246350128 1327633832 1412049856 1517295808 1557937660 1659542290 1765062320 1896619760 2181112724 2492700256 2655267664 2726390905 3115875320 3319084580 3530124640 3793239520 3816947267 4362225448 4985400512 5310535328 5452781810 6231750640 6638169160 7060249280 7586479040 7633894534 8724450896 10621070656 10905563620 12463501280 13276338320 15267789068 17448901792 19084736335 21811127240 24927002560 26552676640 30535578136 34897803584 38169472670 43622254480 53105353280 61071156272 76338945340 87244508960 122142312544 152677890680 174489017920 244284625088 305355781360 610711562720 1221423125440
• Sum of all divisors σ(n): 3551065157952
• Sum of proper divisors (its aliquot sum) s(n): 2329642032512
• 1221423125440 is an abundant number, because the sum of its proper divisors (2329642032512) is greater than itself. Its abundance is 1108218907072

Bases of 1221423125440

• Binary: 10001110001100010011111011101001111000000₂
• Hexadecimal: 0x11C627DD3C0
• Base-36: FL43SJB4

Squares and roots of 1221423125440

• 1221423125440 squared (1221423125440²) is 1491874451359617975193600
• 1221423125440 cubed (1221423125440³) is 1822209955143749844665371301085184000
• The square root of 1221423125440 is 1105180.1325756811
• The cube root of 1221423125440 is 10689.4504734751

Scales and comparisons

• 1,221,423,125,440 seconds is equal to 38,837 years, 24 weeks, 5 days, 17 hours, 30 minutes, 40 seconds.
• To count from 1 to 1,221,423,125,440 would take you about ninety-seven thousand and ninety-three 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 1221423125440 cubic inches would be around 890.8 feet tall.

Recreational maths with 1221423125440

• 1221423125440 backwards is 0445213241221
• The number of decimal digits it has is: 13
• The sum of 1221423125440's digits is 31
• More coming soon!