28990165488438

Names of 28990165488438

• Cardinal: 28990165488438 can be written as Twenty-eight trillion, nine hundred ninety billion, one hundred sixty-five million, four hundred eighty-eight thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 2.8990165488438 × 10¹³

Factors of 28990165488438

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 798

Divisors of 28990165488438

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 6 7 11 14 19 21 22 33 37 38 42 57 66 71 74 77 111 114 127 133 142 154 209 213 222 231 254 259 266 361 381 399 407 418 426 462 497 518 521 627 703 722 762 777 781 798 814 889 994 1042 1083 1221 1254 1349 1397 1406 1463 1491 1554 1562 1563 1778 2109 2166 2343 2413 2442 2527 2627 2667 2698 2794 2849 2926 2982 3126 3647 3971 4047 4191 4218 4389 4686 4699 4826 4921 5054 5254 5334 5467 5698 5731 7239 7294 7581 7733 7881 7942 8094 8382 8547 8778 9017 9398 9443 9779 9842 9899 10934 10941 11462 11913 13357 14097 14478 14763 14839 15162 15466 15762 16401 16891 17094 17193 18034 18389 18886 19277 19558 19798 21882 23199 23826 25631 26543 26714 27051 27797 28194 28329 28897 29337 29526 29678 29697 32802 32893 33782 34386 36778 36991 38554 40071 40117 44517 45847 46398 49913 50673 51262 51689 53086 54102 54131 55167 55594 56658 57794 57831 58674 59394 63119 65786 66167 69293 73982 76893 79629 80142 80234 83391 86691 89034 89281 91694 93499 98679 99187 99826 101346 103378 103873 108262 108889 110334 110973 115662 120351 126238 132334 134939 137541 138586 146927 149739 153786 155067 159258 162393 166782 171323 173382 178562 179417 185801 186998 188081 189357 197358 198374 198501 202279 207746 207879 212047 217778 221946 240702 258937 267843 269878 275082 280497 281941 293854 297561 299478 310134 311619 320929 324786 326667 333629 342646 349391 358834 361823 366263 371602 376162 378714 397002 404558 404817 406901 415758 424094 440781 463169 504317 513969 517874 535686 538251 549043 557403 560994 563882 564243 595122 606837 623238 624967 636141 641858 653334 667258 694309 698782 702829 723646 727837 732526 762223 776811 809634 813802 845823 881562 926338 948347 962787 982091 1000887 1008634 1027938 1028489 1048173 1076502 1085469 1098086 1098789 1114806 1128486 1199261 1213674 1220703 1249934 1257173 1272282 1316567 1368667 1388618 1389507 1405658 1455674 1484329 1512951 1524446 1553622 1647129 1691646 1696339 1874901 1884553 1896694 1925574 1964182 1973587 2001774 2056978 2068891 2082927 2096346 2108487 2170938 2183511 2197578 2286669 2335403 2398522 2441406 2448179 2514346 2563841 2633134 2737334 2779014 2845041 2848307 2946273 2968658 3025902 3085467 3255137 3294258 3392678 3530219 3597783 3669919 3749802 3769106 3771519 3843301 3947174 3949701 4028893 4106001 4137782 4165854 4216974 4367022 4452987 4573338 4670806 4697857 4896358 4919803 5089017 5094859 5127682 5653659 5690082 5696614 5892546 5920761 6170934 6206673 6338951 6510274 6638429 6874637 6958997 7006209 7060438 7195566 7339838 7344537 7543038 7686602 7691523 7731119 7899402 8057786 8212002 8544921 8800211 8905974 9395714 9580669 9765411 9839606 10178034 10189718 10431817 10590657 11009757 11307318 11529903 11841522 11874373 12086679 12413346 12677902 13191871 13276858 13353751 13749274 13828903 13917994 14012418 14093571 14482237 14689074 14759409 15055337 15284577 15383046 15462238 17089842 17137253 17600422 18659729 19016853 19161338 19530822 19915287 20623911 20863634 20876991 21181314 22019514 22785959 23059806 23193357 23748746 23886287 24173358 25689433 26004673 26383742 26400633 26707502 26929969 27657806 28187142 28202251 28742007 28964474 29518818 30110674 30569154 31295451 32884999 34274506 35623119 35806507 37319458 38033706 39575613 39830574 40061253 41247822 41486709 41753982 43446711 44372657 45166011 45571918 46386714 46515401 47772574 48712979 51378866 51411759 51676427 52009346 52801266 53859938 54117833 55979187 56404502 57484014 62590902 65769998 68357877 69728461 71246238 71613014 71658861 73022719 76548967 77068299 78014019 79151226 80122506 80789907 82973418 84606753 86893422 88745314 89259283 90332022 93030802 93476257 96802321 97425958 98654997 102823518 103352854 105387359 107419521 108235666 111958374 120440069 130618103 133117971 136715754 139456922 139546203 143317722 146045438 146138937 146891261 153097934 154136598 155029281 156028038 161579814 162353499 167204009 169213506 173820709 178518566 182032711 186952514 188509783 193604642 197309994 209185383 210774718 214839042 219068157 229646901 240880138 250645549 261236206 262749157 266235942 267777849 279092406 280428771 286051403 290406963 292277874 293782522 310058562 316162077 324706998 325607807 334408018 347641418 361320207 361734989 364065422 377019566 391854309 418370766 438136314 440673783 459293802 488099227 494088787 501291098 501612027 511669411 521462127 525498314 535555698 535842769 546098133 560857542 565529349 572102806 580813926 624814981 632324154 651215614 722640414 723469978 751936647 783708618 788247471 843080483 858154209 881347566 883792619 976198454 976823421 981852113 988177574 1003224054 1023338822 1028238827 1042924254 1071685538 1085204967 1092196266 1131058698 1216744963 1249629962 1324840759 1464297681 1482266361 1503873294 1535008233 1576494942 1607528307 1686160966 1695926377 1716308418 1767585238 1839244099 1874444943 1912027799 1953646842 1963704226 2002359821 2056477654 2170409934 2433489926 2529241449 2649681518 2651377857 2928595362 2945556339 2964532722 3070016466 3084716481 3215056614 3302593471 3391852754 3458621509 3581685877 3650234889 3678488198 3748889886 3824055598 3974522277 4004719642 5058482898 5087779131 5302755714 5434976657 5517732297 5736083397 5891112678 6007079463 6169432962 6186548333 6605186942 6872964791 6917243018 7163371754 7300469778 7949044554 9273885313 9721718809 9907780413 10175558262 10375864527 10745057631 10869953314 11035464594 11472166794 11871484639 12014158926 12373096666 13384194593 13745929582 16304929971 18547770626 18559644999 18655190147 19443437618 19815560826 20618894373 20751729054 21490115262 23118154297 23742969278 26768389186 27821655939 29165156427 32609859942 35614453917 36328528181 37119289998 37310380294 38044836599 40152583779 41237788746 46236308594 55643311878 55965570441 58330312854 62749275949 68052031663 69354462891 71228907834 72657056362 76089673198 80305167558 108985584543 111931140882 114134509797 125498551898 130586331029 136104063326 138708925782 188247827847 204156094989 217971169086 228269019594 254299697267 261172662058 376495655694 391758993087 408312189978 439244931643 508599394534 690242035439 762899091801 783517986174 878489863286 1317734794929 1380484070878 1525798183602 2070726106317 2635469589858 4141452212634 4831694248073 9663388496146 14495082744219 28990165488438
• Sum of all divisors σ(n): 80236877709312
• Sum of proper divisors (its aliquot sum) s(n): 51246712220874
• 28990165488438 is an abundant number, because the sum of its proper divisors (51246712220874) is greater than itself. Its abundance is 22256546732436

Bases of 28990165488438

• Binary: 110100101110111001100100001000001001100110110₂
• Hexadecimal: 0x1A5DCC841336
• Base-36: A9XWC106U

Squares and roots of 28990165488438

• 28990165488438 squared (28990165488438²) is 840429695047021663111679844
• 28990165488438 cubed (28990165488438³) is 24364195940810640161559179191676939643672
• The square root of 28990165488438 is 5384251.6182323797
• The cube root of 28990165488438 is 30719.6949061145

Scales and comparisons

• 28,990,165,488,438 seconds is equal to 921,797 years, 30 weeks, 4 days, 18 hours, 47 minutes, 18 seconds.
• To count from 1 to 28,990,165,488,438 would take you about two million, three hundred four thousand, four hundred 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 28990165488438 cubic inches would be around 2560 feet tall.

Recreational maths with 28990165488438

• 28990165488438 backwards is 83488456109982
• The number of decimal digits it has is: 14
• The sum of 28990165488438's digits is 75
• More coming soon!