121903172397671490

Names of 121903172397671490

• Cardinal: 121903172397671490 can be written as One hundred twenty-one quadrillion, nine hundred three trillion, one hundred seventy-two billion, three hundred ninety-seven million, six hundred seventy-one thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.2190317239767149 × 10¹⁷

Factors of 121903172397671490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 140933

Divisors of 121903172397671490

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 19 21 27 30 35 38 42 45 54 57 63 70 81 90 95 105 114 126 133 135 162 171 189 190 210 243 266 270 285 315 342 361 378 399 405 486 513 567 570 630 665 722 798 810 855 945 1026 1083 1134 1197 1215 1330 1539 1701 1710 1805 1890 1995 2166 2394 2430 2527 2565 2835 3078 3249 3402 3591 3610 3990 4617 5054 5130 5415 5670 5985 6498 7182 7581 7695 8505 9234 9747 10773 10830 11970 12635 15162 15390 16245 17010 17955 19494 21546 22743 23085 25270 29241 32319 32490 35910 37905 45486 46170 48735 53865 58482 64638 68229 75810 87723 97470 107730 113715 136458 140897 146205 161595 175446 204687 227430 281794 292410 323190 341145 409374 422691 438615 614061 682290 704485 845382 877230 986279 1023435 1228122 1268073 1408970 1972558 2046870 2113455 2536146 2677043 2958837 3070305 3804219 4226910 4931395 5354086 5917674 6140610 6340365 7608438 8031129 8876511 9862790 11412657 12680730 13385215 14794185 16062258 17753022 18739301 19021095 22825314 24093387 26629533 26770430 29588370 34237971 37478602 38042190 40155645 44382555 48186774 50863817 53259066 56217903 57063285 68475942 72280161 79888599 80311290 88765110 93696505 101727634 112435806 114126570 120466935 133147665 144560322 152591451 159777198 168653709 171189855 187393010 216840483 239665797 240933870 254319085 266295330 281089515 305182902 337307418 342379710 356046719 361400805 399442995 433680966 457774353 479331594 505961127 508638170 562179030 650521449 712093438 722801610 762957255 798885990 843268545 915548706 1011922254 1068140157 1084202415 1198328985 1301042898 1373323059 1517883381 1525914510 1686537090 1780233595 2136280314 2168404830 2288871765 2396657970 2529805635 2746646118 3035766762 3204420471 3252607245 3560467190 4119969177 4553650143 4577743530 5059611270 5340700785 6408840942 6505214490 6866615295 7589416905 8239938354 9107300286 9613261413 10681401570 12359907531 13733230590 15178833810 16022102355 19226522826 19851964609 20599845885 22768250715 24719815062 28839784239 32044204710 39703929218 41199691770 45536501430 48066307065 57679568478 59555893827 61799537655 86519352717 96132614130 99259823045 119111787654 123599075310 138963752263 144198921195 173038705434 178667681481 198519646090 277927504526 288397842390 297779469135 357335362962 377187327571 416891256789 432596763585 536003044443 595558938270 694818761315 754374655142 833782513578 865193527170 893338407405 1072006088886 1131561982713 1250673770367 1389637522630 1608009133329 1786676814810 1885936637855 2084456283945 2263123965426 2501347540734 2640311292997 2680015222215 3216018266658 3394685948139 3752021311101 3771873275710 4168912567890 4824027399987 5280622585994 5360030444430 5657809913565 6253368851835 6789371896278 7166559223849 7504042622202 7920933878991 8040045666645 9648054799974 10184057844417 11256063933303 11315619827130 12506737703670 13201556464985 14333118447698 15841867757982 16080091333290 16973429740695 18760106555505 20368115688834 21499677671547 22512127866606 23762801636973 24120136999935 26403112929970 30552173533251 33768191799909 33946859481390 35832796119245 37520213111010 39604669394955 42999355343094 47525603273946 48240273999870 50165914566943 50920289222085 56280319666515 61104347066502 64499033014641 67536383599818 71288404910919 71665592238490 79209338789910 91656520599753 100331829133886 101840578444170 107498388357735 112560639333030 118814008184865 128998066029282 142576809821838 150497743700829 152760867666255 168840958999545 183313041199506 193497099043923 213865214732757 214996776715470 237628016369730 250829572834715 300995487401658 305521735332510 322495165073205 337681917999090 356442024554595 386994198087846 427730429465514 451493231102487 458282602998765 501659145669430 580491297131769 641595644198271 644990330146410 712884049109190 752488718504145 902986462204974 916565205997530 967485495219615 1069326073663785 1160982594263538 1283191288396542 1354479693307461 1504977437008290 1741473891395307 1934970990439230 2138652147327570 2257466155512435 2708959386614922 2902456485658845 3207978220991355 3482947782790614 4063439079922383 4514932311024870 5804912971317690 6415956441982710 6772398466537305 8126878159844766 8707369456976535 12190317239767149 13544796933074610 17414738913953070 20317195399611915 24380634479534298 40634390799223830 60951586198835745 121903172397671490
• Sum of all divisors σ(n): 396456393619121472
• Sum of proper divisors (its aliquot sum) s(n): 274553221221449982
• 121903172397671490 is an abundant number, because the sum of its proper divisors (274553221221449982) is greater than itself. Its abundance is 152650048823778492

Bases of 121903172397671490

• Binary: 110110001000101100100101000010111110000011010010001000010₂
• Hexadecimal: 0x1B1164A17C1A442
• Base-36: XCB2GAEXM4I

Squares and roots of 121903172397671490

• 121903172397671490 squared (121903172397671490²) is 14860383440616416248075173958820100
• 121903172397671490 cubed (121903172397671490³) is 1811527884456965600713959367864231627570387808949000
• The square root of 121903172397671490 is 349146348.1087429189
• The cube root of 121903172397671490 is 495836.3203165525

Scales and comparisons

• 121,903,172,397,671,490 seconds is equal to 3,876,143,810 years, 50 weeks, 5 days, 6 hours, 31 minutes, 30 seconds.
• To count from 1 to 121,903,172,397,671,490 would take you about eleven billion, six hundred twenty-eight million, four hundred thirty-one thousand, four hundred thirty-two 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 121903172397671490 cubic inches would be around 41319.7 feet tall.

Recreational maths with 121903172397671490

• 121903172397671490 backwards is 094176793271309121
• The number of decimal digits it has is: 18
• The sum of 121903172397671490's digits is 72
• More coming soon!