1221988961880

Names of 1221988961880

• Cardinal: 1221988961880 can be written as One trillion, two hundred twenty-one billion, nine hundred eighty-eight million, nine hundred sixty-one thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.22198896188 × 10¹²

Factors of 1221988961880

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 838

Divisors of 1221988961880

• Number of divisors d(n): 1024
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 17 18 19 20 24 27 30 34 36 38 40 45 51 54 57 59 60 68 72 76 81 85 90 95 102 108 114 118 120 135 136 152 153 162 170 171 177 180 190 204 216 228 236 243 255 270 285 295 306 323 324 340 342 354 360 380 405 408 456 459 472 486 510 513 531 540 570 590 612 646 648 680 684 708 729 733 760 765 810 855 885 918 969 972 1003 1020 1026 1062 1080 1121 1140 1180 1215 1224 1292 1368 1377 1416 1458 1466 1530 1539 1593 1615 1620 1710 1770 1836 1938 1944 2006 2040 2052 2124 2187 2199 2242 2280 2295 2360 2430 2565 2584 2655 2754 2907 2916 2932 3009 3060 3078 3186 3230 3240 3363 3420 3540 3645 3665 3672 3876 4012 4104 4131 4248 4374 4398 4484 4590 4617 4779 4845 4860 5015 5130 5310 5508 5605 5814 5832 5864 6018 6120 6156 6372 6460 6597 6726 6840 6885 7080 7290 7330 7695 7752 7965 8024 8262 8721 8748 8796 8968 9027 9180 9234 9558 9690 9720 10030 10089 10260 10620 10935 10995 11016 11210 11628 12036 12312 12393 12461 12744 12920 13194 13452 13770 13851 13927 14337 14535 14580 14660 15045 15390 15930 16524 16815 17442 17496 17592 18054 18360 18468 19057 19116 19380 19791 20060 20178 20520 20655 21240 21870 21990 22420 23085 23256 23895 24072 24786 24922 26163 26388 26904 27081 27540 27702 27854 28674 29070 29160 29320 30090 30267 30780 31860 32985 33048 33630 34884 36108 36936 37179 37383 38114 38232 38760 39582 40120 40356 41310 41553 41781 43011 43247 43605 43740 43980 44840 45135 46170 47790 49572 49844 50445 52326 52776 54162 55080 55404 55708 57171 57348 58140 59373 60180 60534 61560 61965 62305 63720 65970 67260 69255 69635 69768 71685 72216 74358 74766 76228 78489 79164 80712 81243 82620 83106 83562 86022 86494 87210 87480 87960 90270 90801 92340 95285 95580 98955 99144 99688 100890 104652 108324 110808 111416 112149 114342 114696 116280 118746 120360 121068 123930 124610 125343 129033 129741 130815 131940 134520 135405 138510 139270 143370 148716 149532 151335 152456 156978 158328 162486 165240 166212 167124 171513 172044 172988 174420 178119 180540 181602 184680 185895 186915 190570 191160 197910 201780 207765 208905 209304 215055 216235 216648 224298 228684 235467 236759 237492 242136 243729 247860 249220 250686 258066 259482 261630 263880 270810 272403 277020 278540 285855 286740 296865 297432 299064 302670 313956 324972 332424 334248 336447 343026 344088 345976 348840 356238 361080 363204 371790 373830 376029 381140 389223 392445 395820 403560 406215 415530 417810 430110 432470 448596 454005 457368 470934 473518 474984 487458 495720 498440 501372 514539 516132 518964 523260 534357 541620 544806 554040 557080 560745 571710 573480 593730 605340 626715 627912 645165 648705 649944 672894 686052 706401 710277 712476 726408 731187 735199 743580 747660 752058 762280 778446 784890 791640 812430 817209 821693 831060 835620 857565 860220 864940 890595 897192 908010 941868 947036 974916 1002744 1009341 1029078 1032264 1037928 1046520 1068714 1083240 1089612 1121490 1128087 1143420 1167669 1177335 1183795 1187460 1210680 1218645 1253430 1290330 1297410 1345788 1362015 1372104 1412802 1420554 1424952 1462374 1470398 1487160 1495320 1504116 1543617 1556892 1569780 1603071 1624860 1634418 1643386 1662120 1671240 1682235 1715130 1720440 1729880 1781190 1816020 1880145 1883736 1894072 1946115 1949832 2018682 2058156 2130831 2137428 2179224 2193561 2205597 2242980 2256174 2286840 2335338 2354670 2367590 2374920 2437290 2451627 2465079 2506860 2572695 2580660 2594820 2671785 2691576 2724030 2825604 2841108 2924748 2940796 3008232 3028023 3087234 3113784 3139560 3206142 3249720 3268836 3286772 3364470 3384261 3430260 3503007 3532005 3551385 3562380 3632040 3655935 3675995 3760290 3892230 4037364 4086045 4108465 4116312 4261662 4274856 4387122 4411194 4485960 4512348 4630851 4670676 4709340 4735180 4874580 4903254 4930158 5013720 5046705 5145390 5161320 5189640 5343570 5448060 5640435 5651208 5682216 5838345 5849496 5881592 6056046 6174468 6392493 6412284 6537672 6573544 6616791 6728940 6768522 6860520 7006014 7064010 7102770 7124760 7311870 7351990 7395237 7520580 7718085 7784460 8015355 8074728 8172090 8216930 8523324 8774244 8822388 9024696 9084069 9261702 9341352 9418680 9470360 9749160 9806508 9860316 10093410 10152783 10290780 10509021 10654155 10687140 10896120 10967805 11027985 11280870 11676690 12112092 12258135 12325395 12348936 12784986 12824568 13233582 13457880 13537044 13892553 13968781 14012028 14128020 14205540 14623740 14703980 14790474 15041160 15140115 15436170 15568920 16030710 16344180 16433860 16921305 17046648 17515035 17548488 17644776 18168138 18523404 19177479 19613016 19720632 19850373 20186820 20305566 20581560 21018042 21308310 21374280 21935610 22055970 22185711 22561740 23154255 23353380 24224184 24516270 24650790 25569972 26467164 27074088 27252207 27785106 27937562 28024056 28256040 28411080 29247480 29407960 29580948 30280230 30458349 30872340 31527063 31962465 32061420 32688360 32867720 33083955 33842610 35030070 36336276 36976185 37046808 38354958 39700746 40373640 40611132 41677659 41906343 42036084 42616620 43871220 44111940 44371422 45123480 45420345 46308510 46706760 49032540 49301580 50763915 51139944 52545105 52934328 54504414 55570212 55875124 57532437 59161896 59551119 60560460 60916698 61744680 63054126 63924930 64122840 66167910 66557133 67685220 69462765 69843905 70060140 72672552 73952370 76709916 79401492 81222264 83355318 83812686 84072168 85233240 87742440 88223880 88742844 90840690 92617020 94581189 95887395 98065080 98603160 99251865 101527830 105090210 109008828 110928555 111140424 111750248 115064874 119102238 121120920 121833396 125719029 126108252 127849860 132335820 133114266 135370440 136261035 138925530 139687810 140120280 147904740 152291745 153419832 157635315 158802984 166710636 167625372 172597311 177485688 178653357 181681380 185234040 189162378 191774790 198503730 199671399 203055660 208388295 209531715 210180420 218017656 221857110 230129748 238204476 243666792 251438058 252216504 255699720 264671640 266228532 272522070 277851060 279375620 287662185 295809480 297755595 304583490 315270630 332785665 333421272 335250744 345194622 357306714 363362760 377157087 378324756 383549580 397007460 399342798 406111320 416776590 419063430 420360840 443714220 460259496 472905945 476408952 502876116 517791933 532457064 535960071 545044140 555702120 558751240 575324370 595511190 599014197 609166980 628595145 630541260 665571330 690389244 714613428 754314174 756649512 767099160 794014920 798685596 833553180 838126860 862986555 887428440 893266785 945811890 998356995 1005752232 1035583866 1071920142 1090088280 1131471261 1150648740 1191022380 1198028394 1218333960 1257190290 1261082520 1331142660 1380778488 1429226856 1508628348 1597371192 1607880213 1667106360 1676253720 1725973110 1786533570 1797042591 1885785435 1891623780 1996713990 2071167732 2143840284 2262942522 2301297480 2382044760 2396056788 2514380580 2588959665 2662285320 2679800355 2995070985 3017256696 3215760426 3394413783 3451946220 3573067140 3594085182 3771570870 3783247560 3993427980 4142335464 4287680568 4525885044 4792113576 5028761160 5177919330 5359600710 5657356305 5990141970 6431520852 6788827566 6903892440 7146134280 7188170364 7543141740 7986855960 8039401065 8985212955 9051770088 10183241349 10355838660 10719201420 11314712610 11980283940 12863041704 13577655132 14376340728 15086283480 16078802130 16972068915 17970425910 20366482698 20711677320 21438402840 22629425220 23960567880 27155310264 30549724047 32157604260 33944137830 35940851820 40732965396 45258850440 50916206745 61099448094 64315208520 67888275660 71881703640 81465930792 101832413490 122198896188 135776551320 152748620235 203664826980 244397792376 305497240470 407329653960 610994480940 1221988961880
• Sum of all divisors σ(n): 4680218880000
• Sum of proper divisors (its aliquot sum) s(n): 3458229918120
• 1221988961880 is an abundant number, because the sum of its proper divisors (3458229918120) is greater than itself. Its abundance is 2236240956240

Bases of 1221988961880

• Binary: 10001110010000100001101111100111001011000₂
• Hexadecimal: 0x11C8437CE58
• Base-36: FLDGODI0

Squares and roots of 1221988961880

• 1221988961880 squared (1221988961880²) is 1493257022956560093134400
• 1221988961880 cubed (1221988961880³) is 1824743599302706196545141571316672000
• The square root of 1221988961880 is 1105436.0957920635
• The cube root of 1221988961880 is 10691.1008834791

Scales and comparisons

• 1,221,988,961,880 seconds is equal to 38,855 years, 24 weeks, 2 days, 18 hours, 18 minutes.
• To count from 1 to 1,221,988,961,880 would take you about ninety-seven thousand, one hundred thirty-eight 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 1221988961880 cubic inches would be around 890.9 feet tall.

Recreational maths with 1221988961880

• 1221988961880 backwards is 0881698891221
• The number of decimal digits it has is: 13
• The sum of 1221988961880's digits is 63
• More coming soon!