21729158398233

Names of 21729158398233

• Cardinal: 21729158398233 can be written as Twenty-one trillion, seven hundred twenty-nine billion, one hundred fifty-eight million, three hundred ninety-eight thousand, two hundred thirty-three.

Scientific notation

• Scientific notation: 2.1729158398233 × 10¹³

Factors of 21729158398233

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4060

Divisors of 21729158398233

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 9 11 13 27 29 33 39 81 87 99 117 121 143 243 261 297 319 351 363 377 429 571 783 891 957 1053 1089 1131 1287 1573 1713 2349 2673 2871 3159 3267 3393 3433 3509 3861 4147 4719 5139 6281 7047 7423 8613 9801 10179 10299 10527 11583 12441 14157 15417 16559 18843 22269 25839 29403 30537 30897 31581 34749 37323 37763 42471 44629 45617 46251 49677 56529 66807 69091 77517 81653 91611 92691 94743 99557 111969 113289 127413 133887 136851 138753 149031 169587 182149 200421 207273 215267 244959 278073 284229 298671 335907 339867 382239 401661 410553 415393 447093 490919 508761 546447 601263 621819 645801 734877 834219 852687 896013 898183 1007721 1019601 1095127 1204983 1231659 1246179 1294241 1341279 1472757 1526283 1639341 1803789 1865457 1937403 1960243 2003639 2204631 2367937 2688039 2694549 3058803 3285381 3614949 3694977 3738537 3882723 4023837 4418271 4918023 5400109 5596371 5812209 5880729 6010917 6613893 7103811 8064117 8083647 9176409 9856143 10844847 11084931 11215611 11648169 12046397 13254813 14236651 14754069 16200327 16789113 17436627 17642187 18032751 19841679 21311433 21562673 24192351 24250941 25483159 26047307 29568429 33646833 34944507 36139191 39764439 42709953 44262207 48600981 52309881 52926561 54098253 56847047 63934299 64688019 72752823 76449477 78141921 88705287 100940499 104833521 108417573 119293317 128129859 145802943 156603161 158779683 162294759 170541141 191802897 194064057 218258469 229348431 234425763 237189403 266115861 280314749 314500563 325252719 384389577 437408829 469809483 476339049 486884277 511623423 575408691 582192171 625317517 688045293 703277289 711568209 739011611 840944247 975758157 1153168731 1312226487 1409428449 1534870269 1746576513 1875952551 2064135879 2109831867 2134704627 2217034833 2522832741 2927274471 3083462239 3459506193 4228285347 4604610807 5239729539 5627857653 6192407637 6329495601 6404113881 6651104499 6878492687 7568498223 8129127721 9250386717 12684856041 13813832421 16883572959 19212341643 19953313497 20635478061 22705494669 24387383163 27751160151 38054568123 50650718877 57637024929 59859940491 61906434183 68116484007 73162149489 83253480453 89420404931 151952156631 179579821473 185719302549 219486448467 249760441359 268261214793 557157907647 658459345401 749281324077 804783644379 1671473722941 1975378036203 2414350933137 7243052799411 21729158398233
• Sum of all divisors σ(n): 39939133153920
• Sum of proper divisors (its aliquot sum) s(n): 18209974755687
• 21729158398233 is a deficient number, because the sum of its proper divisors (18209974755687) is less than itself. Its deficiency is 3519183642546

Bases of 21729158398233

• Binary: 100111100001100110110110001001000000100011001₂
• Hexadecimal: 0x13C336C48119
• Base-36: 7PA8JVOK9

Squares and roots of 21729158398233

• 21729158398233 squared (21729158398233²) is 472156324695499714217522289
• 21729158398233 cubed (21729158398233³) is 10259559568036044831650325878189215715337
• The square root of 21729158398233 is 4661454.5367549173
• The cube root of 21729158398233 is 27904.9320033313

Scales and comparisons

• 21,729,158,398,233 seconds is equal to 690,920 years, 1 week, 1 day, 20 hours, 50 minutes, 33 seconds.
• To count from 1 to 21,729,158,398,233 would take you about one million, seven hundred twenty-seven thousand, three hundred 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 21729158398233 cubic inches would be around 2325.4 feet tall.

Recreational maths with 21729158398233

• 21729158398233 backwards is 33289385192712
• The number of decimal digits it has is: 14
• The sum of 21729158398233's digits is 63
• More coming soon!