21136728159144

Names of 21136728159144

• Cardinal: 21136728159144 can be written as Twenty-one trillion, one hundred thirty-six billion, seven hundred twenty-eight million, one hundred fifty-nine thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 2.1136728159144 × 10¹³

Factors of 21136728159144

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 360

Divisors of 21136728159144

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 59 72 78 81 104 108 117 118 156 162 177 216 234 236 243 283 312 324 351 354 468 472 486 531 566 648 702 708 729 767 849 936 972 1053 1062 1132 1404 1416 1458 1534 1593 1698 1944 2106 2124 2264 2301 2547 2808 2916 3068 3159 3186 3396 3481 3679 4212 4248 4602 4779 5094 5832 6136 6318 6372 6792 6903 6962 7358 7641 8424 9204 9477 9558 10188 10443 11037 12636 12744 13806 13924 14337 14716 15282 16697 18408 18954 19116 20376 20709 20886 22074 22923 25272 27612 27848 28674 29432 30564 31329 33111 33394 37908 38232 41418 41772 43011 44148 45253 45846 50091 55224 57348 61128 62127 62658 66222 66788 68769 75816 80089 82836 83544 86022 88296 90506 91692 93987 99333 100182 114696 124254 125316 132444 133576 135759 137538 150273 160178 165672 172044 181012 183384 186381 187974 198666 200364 206307 217061 240267 248508 250632 264888 271518 275076 281961 297999 300546 320356 344088 362024 372762 375948 397332 400728 407277 412614 434122 450819 480534 497016 543036 550152 559143 563922 595998 601092 640712 651183 720801 745524 751896 794664 814554 825228 845883 868244 893997 901638 961068 985123 1041157 1086072 1118286 1127844 1191996 1202184 1221831 1302366 1352457 1441602 1491048 1629108 1650456 1691766 1736488 1787994 1803276 1922136 1953549 1970246 2082314 2162403 2236572 2255688 2383992 2443662 2537649 2604732 2681991 2704914 2883204 2955369 3123471 3258216 3383532 3575988 3606552 3665493 3907098 3940492 4057371 4164628 4324806 4473144 4725251 4887324 5075298 5209464 5363982 5409828 5766408 5860647 5910738 6246942 6487209 6767064 7151976 7330986 7814196 7880984 8114742 8329256 8649612 8866107 9370413 9450502 9774648 10150596 10727964 10819656 10996479 11721294 11821476 12172113 12493884 12806599 12974418 14175753 14661972 15628392 16229484 17299224 17581941 17732214 18740826 18901004 19461627 20301192 21455928 21992958 23442588 23642952 24344226 24987768 25613198 25948836 26598321 28111239 28351506 29323944 32458968 32989437 35163882 35464428 37481652 37802008 38419797 38923254 42527259 43985916 46885176 48688452 51226396 51897672 52745823 53196642 56222478 56703012 58384881 61428263 65978874 70327764 70928856 74963304 76839594 77846508 79794963 84333717 85054518 87971832 97376904 102452792 105491646 106393284 112444956 113406024 115259391 116769762 122856526 127581777 131957748 140655528 153679188 155693016 158237469 159589926 168667434 170109036 184284789 210983292 212786568 224889912 230518782 233539524 239384889 245713052 253001151 255163554 263915496 278789809 307358376 316474938 319179852 337334868 340218072 345778173 368569578 382745331 421966584 461037564 467079048 478769778 491426104 506002302 510327108 552854367 557579618 632949876 638359704 674669736 691556346 718154667 737139156 759003453 765490662 836369427 922075128 957539556 1012004604 1020654216 1037334519 1105708734 1115159236 1148235993 1265899752 1383112692 1436309334 1474278312 1518006906 1530981324 1658563101 1672738854 1915079112 2024009208 2074669038 2211417468 2230318472 2296471986 2509108281 2766225384 2872618668 3036013812 3061962648 3112003557 3317126202 3345477708 3444707979 3624267517 4149338076 4422834936 4592943972 4975689303 5018216562 5745237336 6072027624 6224007114 6634252404 6690955416 6889415958 7248535034 7527324843 8298676152 9185887944 9336010671 9951378606 10036433124 10872802551 12448014228 13268504808 13778831916 14497070068 14927067909 15054649686 18672021342 19902757212 20072866248 21745605102 22581974529 24896028456 27557663832 28994140136 29854135818 30109299372 32618407653 37344042684 39805514424 43491210204 44781203727 45163949058 59708271636 60218598744 65236815306 67745923587 74688085368 86982420408 89562407454 90327898116 97855222959 119416543272 130473630612 135491847174 179124814908 180655796232 195710445918 203237770761 260947261224 270983694348 293565668877 358249629816 391420891836 406475541522 541967388696 587131337754 782841783672 812951083044 880697006631 1174262675508 1625902166088 1761394013262 2348525351016 2642091019893 3522788026524 5284182039786 7045576053048 10568364079572 21136728159144
• Sum of all divisors σ(n): 65324420017290
• Sum of proper divisors (its aliquot sum) s(n): 44187691858146
• 21136728159144 is an abundant number, because the sum of its proper divisors (44187691858146) is greater than itself. Its abundance is 23050963699002

Bases of 21136728159144

• Binary: 100110011100101000111001011000111001110101000₂
• Hexadecimal: 0x1339472C73A8
• Base-36: 7HQ2U7MI0

Squares and roots of 21136728159144

• 21136728159144 squared (21136728159144²) is 446761277273550906990812736
• 21136728159144 cubed (21136728159144³) is 9443071669763003825640092841913710057984
• The square root of 21136728159144 is 4597469.7561967713
• The cube root of 21136728159144 is 27648.9888892921

Scales and comparisons

• 21,136,728,159,144 seconds is equal to 672,082 years, 29 weeks, 6 days, 9 hours, 32 minutes, 24 seconds.
• To count from 1 to 21,136,728,159,144 would take you about one million, six hundred eighty thousand, two hundred six 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 21136728159144 cubic inches would be around 2304.1 feet tall.

Recreational maths with 21136728159144

• 21136728159144 backwards is 44195182763112
• 21136728159144 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21136728159144's digits is 54
• More coming soon!