121489157790

Names of 121489157790

• Cardinal: 121489157790 can be written as One hundred twenty-one billion, four hundred eighty-nine million, one hundred fifty-seven thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 1.2148915779 × 10¹¹

Factors of 121489157790

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1174

Divisors of 121489157790

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 13 14 15 18 21 22 26 30 31 33 35 39 41 42 45 55 62 63 65 66 70 77 78 82 90 91 93 99 105 110 117 123 126 130 143 154 155 165 182 186 195 198 205 210 217 231 234 246 273 279 286 287 310 315 330 341 369 385 390 403 410 429 434 451 455 462 465 495 533 546 558 574 585 615 630 651 682 693 715 738 770 806 819 858 861 902 910 930 990 1001 1023 1061 1066 1085 1155 1170 1209 1230 1271 1287 1302 1353 1365 1386 1395 1430 1435 1599 1638 1705 1722 1845 1953 2002 2015 2046 2122 2145 2170 2255 2310 2387 2418 2542 2574 2583 2665 2706 2730 2790 2821 2870 3003 3069 3157 3183 3198 3255 3410 3465 3627 3690 3731 3813 3906 4030 4059 4095 4290 4305 4433 4510 4774 4797 5005 5115 5166 5305 5330 5642 5863 6006 6045 6138 6314 6355 6366 6435 6510 6765 6930 7161 7254 7427 7462 7626 7995 8118 8190 8463 8610 8866 8897 9009 9471 9549 9594 9765 10010 10230 10610 11193 11439 11671 11726 11935 12090 12710 12870 12915 13299 13530 13793 13981 14105 14322 14854 15015 15345 15785 15915 15990 16523 16926 17589 17794 18018 18135 18655 18942 19065 19098 19530 20295 21483 22165 22281 22386 22878 23342 23870 23985 25389 25830 26598 26691 27586 27962 28210 28413 29315 30030 30690 31031 31570 31830 32891 33046 33579 35013 35178 35805 36270 37135 37310 38130 39897 40590 41041 41379 41943 42315 42966 43501 44330 44485 44562 45045 47355 47745 47970 49569 50778 52767 53382 55965 56826 57195 58355 58630 62062 65782 66495 66843 67158 68965 69905 70026 71610 74270 79794 80073 81697 82082 82615 82758 83886 84630 87002 87945 88970 90090 93093 94710 95490 96551 97867 98673 99138 105039 105534 107415 111405 111930 114390 115661 116710 123123 124137 125829 126945 130503 132990 133455 133686 137930 139810 142065 148707 151723 155155 160146 163394 164455 165230 167895 175065 175890 181753 186186 193102 195734 197346 199485 205205 206895 209715 210078 214830 217505 222810 230237 231322 245091 246246 247845 248274 251658 253890 261006 263835 266910 279279 284130 289653 293601 296019 297414 303446 304507 310310 328910 334215 335790 346983 350130 361801 363506 369369 391509 398970 400365 408485 410410 413790 419430 427583 435010 455169 460474 465465 478511 482755 489335 490182 493365 495690 525195 527670 545259 558558 565513 578305 579306 587202 592038 609014 615615 620685 629145 652515 668430 690711 693966 723602 735273 738738 743535 758615 783018 800730 816970 855166 868959 880803 908765 910338 913521 930930 957022 965510 978670 986730 1040949 1050390 1062061 1085403 1090518 1131026 1151185 1156610 1225455 1231230 1241370 1258290 1272271 1282749 1305030 1348531 1365507 1381422 1396395 1435533 1448265 1468005 1470546 1480095 1487070 1517230 1522535 1635777 1696539 1734915 1737918 1761606 1809005 1817530 1827042 1846845 1957545 2072133 2081898 2124122 2137915 2170806 2275845 2302370 2392555 2450910 2532607 2544542 2565498 2697062 2726295 2731014 2740563 2792790 2827565 2871066 2896530 2936010 2960190 2993081 3045070 3186183 3256209 3271554 3349577 3393078 3453555 3469830 3618010 3676365 3693690 3816813 3848247 3915090 3958591 4045593 4144266 4275830 4306599 4344795 4404015 4551690 4567605 4703413 4785110 5065214 5089617 5204745 5310305 5427015 5452590 5481126 5655130 5986162 6220643 6361355 6372366 6413745 6512418 6699154 6742655 6827535 6907110 7177665 7352730 7597821 7633626 7696494 7917182 8091186 8178885 8482695 8613198 8689590 8808030 8979243 9135210 9406826 9439717 9558549 10048731 10179234 10360665 10409490 10620610 10854030 11450439 11875773 12136779 12441286 12663035 12722710 12827490 13485310 13655070 13702815 14110239 14355330 14833841 14965405 15195642 15930915 16281045 16357770 16747885 16965390 17530903 17958486 18661929 18879434 19084065 19117098 19241235 19792955 20097462 20227965 20721330 21532995 22793463 22900878 23517065 23751546 24273558 25326070 25448085 26937729 27405630 28220478 28319151 29667682 29930810 30146193 31103215 31861830 32562090 32923891 33495770 35061806 35627319 37323858 37989105 38168130 38482470 39585910 40455930 42330717 43065990 43544501 44501523 44896215 45586926 47034130 47198585 47792745 50243655 50896170 52592709 53875458 55985787 56638302 57252195 59378865 60292386 60683895 62206430 65847782 70551195 71254638 74169205 75978210 84661434 84957453 87089002 87654515 89003046 89792430 93309645 94397170 95585490 98771673 100487310 103836887 105185418 111971574 113967315 114504390 118757730 121367790 122716321 130633503 133504569 134688645 141102390 141595755 148338410 150730965 157778127 164619455 169914906 175309030 178136595 186619290 192839933 197543346 207673774 211653585 217722505 222507615 227934630 245432642 261267006 262963545 267009138 269377290 279928935 283191510 296315019 301461930 311510661 315556254 329238910 356273190 368148963 385679866 391900509 423307170 424787265 435445010 445015230 493858365 519184435 525927090 559857870 578519799 592630038 613581605 623021322 653167515 667522845 736297926 783801018 788890635 849574530 934531983 964199665 987716730 1038368870 1104446889 1157039598 1227163210 1306335030 1335045690 1349879531 1481575095 1557553305 1577781270 1735559397 1840744815 1869063966 1928399330 1959502545 2208893778 2699759062 2892598995 2963150190 3115106610 3471118794 3681489630 3919005090 4049638593 4672659915 5522234445 5785197990 6749397655 8099277186 8677796985 9345319830 11044468890 12148915779 13498795310 17355593970 20248192965 24297831558 40496385930 60744578895 121489157790
• Sum of all divisors σ(n): 448888946688
• Sum of proper divisors (its aliquot sum) s(n): 327399788898
• 121489157790 is an abundant number, because the sum of its proper divisors (327399788898) is greater than itself. Its abundance is 205910631108

Bases of 121489157790

• Binary: 1110001001001010100010110111010011110₂
• Hexadecimal: 0x1C49516E9E
• Base-36: 1JT7IA3I

Squares and roots of 121489157790

• 121489157790 squared (121489157790²) is 14759615460523517684100
• 121489157790 cubed (121489157790³) is 1793133251603265155929480274139000
• The square root of 121489157790 is 348552.9483306661
• The cube root of 121489157790 is 4952.7435430803

Scales and comparisons

• 121,489,157,790 seconds is equal to 3,862 years, 50 weeks, 6 days, 12 hours, 16 minutes, 30 seconds.
• To count from 1 to 121,489,157,790 would take you about seven thousand, seven hundred twenty-five 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 121489157790 cubic inches would be around 412.7 feet tall.

Recreational maths with 121489157790

• 121489157790 backwards is 097751984121
• The number of decimal digits it has is: 12
• The sum of 121489157790's digits is 54
• More coming soon!