28490376793890

Names of 28490376793890

• Cardinal: 28490376793890 can be written as Twenty-eight trillion, four hundred ninety billion, three hundred seventy-six million, seven hundred ninety-three thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 2.849037679389 × 10¹³

Factors of 28490376793890

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11137

Divisors of 28490376793890

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 10 11 15 22 30 33 53 55 66 71 106 110 142 159 165 213 265 318 330 355 426 530 583 710 781 795 1065 1166 1562 1590 1749 2130 2343 2801 2915 3498 3763 3905 4686 5602 5830 7526 7810 8191 8403 8745 11289 11715 14005 16382 16806 17490 18815 22578 23430 24573 28010 30811 37630 40955 41393 42015 49146 56445 61622 81910 82786 84030 90101 92433 112890 122865 124179 148453 154055 180202 184866 198871 206965 245730 248358 270303 296906 308110 397742 413930 434123 445359 450505 462165 540606 581561 596613 620895 742265 868246 890718 901010 924330 994355 1163122 1193226 1241790 1302369 1351515 1484530 1632983 1744683 1988710 2170615 2187581 2226795 2604738 2703030 2907805 2983065 3265966 3489366 4341230 4375162 4453590 4775353 4898949 5815610 5966130 6397171 6511845 6562743 8164915 8723415 9550706 9797898 10540163 10937905 12794342 13023690 13125486 14326059 16329830 17446830 19191513 21080326 21875810 22942991 23876765 24494745 28652118 30822733 31620489 31985855 32813715 38383026 45885982 47753530 48989490 52700815 61645466 63240978 63971710 65627430 68828973 71630295 92468199 95957565 105401630 114714955 115941793 137657946 143260590 154113665 158102445 184936398 191915130 229429910 231883586 252372901 308227330 316204890 339050063 344144865 347825379 462340995 504745802 579708965 678100126 688289730 695650758 757118703 924681990 1017150189 1159417930 1215978523 1261864505 1514237406 1628952361 1695250315 1739126895 2034300378 2431957046 2523729010 3257904722 3390500630 3478253790 3647935569 3785593515 4886857083 5085750945 6079892615 7295871138 7571187030 8144761805 9773714166 10171501890 12159785230 13375763753 16289523610 17918475971 18239677845 24434285415 26751527506 35836951942 36479355690 40127291259 48868570830 53755427913 66878818765 80254582518 86334475133 89592379855 107510855826 133757637530 172668950266 179184759710 200636456295 259003425399 268777139565 401272912590 431672375665 518006850798 537554279130 863344751330 949679226463 1295017126995 1899358452926 2590034253990 2849037679389 4748396132315 5698075358778 9496792264630 14245188396945 28490376793890
• Sum of all divisors σ(n): 77107757580288
• Sum of proper divisors (its aliquot sum) s(n): 48617380786398
• 28490376793890 is an abundant number, because the sum of its proper divisors (48617380786398) is greater than itself. Its abundance is 20127003992508

Bases of 28490376793890

• Binary: 110011110100101101110110010011100111100100010₂
• Hexadecimal: 0x19E96EC9CF22
• Base-36: A3KAQQRDU

Squares and roots of 28490376793890

• 28490376793890 squared (28490376793890²) is 811701569857825835541332100
• 28490376793890 cubed (28490376793890³) is 23125683569441483891516067647777740869000
• The square root of 28490376793890 is 5337637.7540902867
• The cube root of 28490376793890 is 30542.1353653993

Scales and comparisons

• 28,490,376,793,890 seconds is equal to 905,905 years, 44 weeks, 3 days, 9 hours, 51 minutes, 30 seconds.
• To count from 1 to 28,490,376,793,890 would take you about two million, two hundred sixty-four thousand, seven hundred sixty-four 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 28490376793890 cubic inches would be around 2545.2 feet tall.

Recreational maths with 28490376793890

• 28490376793890 backwards is 09839767309482
• The number of decimal digits it has is: 14
• The sum of 28490376793890's digits is 75
• More coming soon!