21991264944012

Names of 21991264944012

• Cardinal: 21991264944012 can be written as Twenty-one trillion, nine hundred ninety-one billion, two hundred sixty-four million, nine hundred forty-four thousand and twelve.

Scientific notation

• Scientific notation: 2.1991264944012 × 10¹³

Factors of 21991264944012

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 27539

Divisors of 21991264944012

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 17 18 21 26 28 29 34 36 39 42 49 51 52 58 63 68 71 78 84 87 91 98 102 116 117 119 126 142 147 153 156 174 182 196 203 204 213 221 234 238 252 261 273 284 294 306 348 357 364 377 406 426 441 442 468 476 493 497 522 546 588 609 612 637 639 663 714 754 812 819 833 852 882 884 923 986 994 1044 1071 1092 1131 1207 1218 1274 1278 1326 1421 1428 1479 1491 1508 1547 1638 1666 1764 1827 1846 1911 1972 1988 1989 2059 2142 2262 2414 2436 2499 2548 2556 2639 2652 2769 2842 2958 2982 3094 3276 3332 3393 3451 3479 3621 3654 3692 3822 3978 4118 4263 4284 4437 4473 4524 4641 4828 4998 5278 5538 5684 5733 5916 5964 6177 6188 6409 6461 6786 6902 6958 7242 7308 7497 7644 7917 7956 8236 8307 8449 8526 8874 8946 9282 9996 10353 10437 10556 10829 10863 11076 11466 12354 12789 12818 12922 13572 13804 13916 13923 14413 14484 14994 15691 15834 16614 16898 17052 17748 17892 18473 18531 18564 19227 19383 20706 20874 21658 21726 22932 23751 24157 24708 25347 25578 25636 25844 26767 27397 27846 28826 29988 31059 31311 31382 31668 32487 33228 33796 35003 36946 37062 38454 38766 41412 41748 43239 43316 43452 44863 45227 47073 47502 48314 50694 51156 53534 54794 55419 55692 57652 57681 58149 59143 62118 62622 62764 64974 70006 72471 73892 74124 76041 76908 77532 80301 82191 86478 89726 90454 94146 95004 96628 97461 100891 101388 105009 107068 109588 109837 110838 115362 116298 118286 124236 125244 129717 129948 134589 135681 140012 141219 144942 152082 160602 164382 166257 172956 177429 179452 180908 187369 188292 191779 194922 201782 210018 217413 219674 221676 230724 232596 236572 240903 245021 246573 259434 269178 271362 282438 289884 302673 304164 314041 315027 321204 328764 329511 332514 354858 356161 374738 383558 389844 403564 403767 407043 420036 434826 439348 455039 465749 481806 490042 493146 518868 532287 538356 542724 562107 564876 575337 605346 628082 630054 659022 665028 709716 712322 735063 749476 767116 768859 794513 807534 814086 869652 908019 910078 931498 942123 963612 980084 986292 988533 1064574 1068483 1124214 1150674 1210692 1256164 1260108 1311583 1318044 1342453 1365117 1397247 1424644 1470126 1537718 1589026 1615068 1628172 1686321 1715147 1726011 1816038 1820156 1862996 1884246 1945187 1977066 2129148 2136966 2205189 2248428 2301348 2306577 2383539 2493127 2623166 2684906 2730234 2794494 2826369 2940252 3075436 3178052 3185273 3205449 3260243 3372642 3430294 3452022 3632076 3768492 3890374 3934749 3954132 4027359 4095351 4191741 4273932 4410378 4613154 4767078 4986254 5145441 5246332 5369812 5460468 5561591 5588988 5652738 5835561 6054737 6370546 6410898 6520486 6745284 6860588 6904044 6919731 7150617 7479381 7780748 7869498 8054718 8190702 8383482 8820756 9226308 9534156 9555819 9780729 9972508 10290882 10328669 11123182 11305476 11671122 11804247 12082077 12109474 12741092 12821796 13040972 13506721 13616309 13839462 14301234 14958762 15436323 15738996 16109436 16381404 16684773 16766964 17451889 17506683 18164211 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23825855844 24876996543 24933406966 25811343831 26400077964 26851361348 27082838601 29166133878 30800090958 33169328724 34415125108 34523178876 35933439451 36110451468 37400110449 40277042022 42128860046 44248017996 44607028284 46200136437 46989882359 49753993086 49866813932 51622687662 54165677202 58332267756 60415563033 61600181916 63193290069 71866878902 74800220898 77434031493 80554084044 84257720092 87266924381 92400272874 93979764718 99507986172 103245375324 107800318353 108331354404 112200331347 120831126066 126386580138 140969647077 143733757804 149600441796 154868062986 174533848762 184800545748 187959529436 189579870207 215600636706 224400662694 241662252132 252773160276 261800773143 281939294154 309736125972 323400955059 349067697524 379159740414 422908941231 431201273412 448801325388 523601546286 563878588308 610868470667 646801910118 758319480828 785402319429 845817882462 1047203092572 1221736941334 1293603820236 1570804638858 1691635764924 1832605412001 2443473882668 3141609277716 3665210824002 5497816236003 7330421648004 10995632472006 21991264944012
• Sum of all divisors σ(n): 77355180040320
• Sum of proper divisors (its aliquot sum) s(n): 55363915096308
• 21991264944012 is an abundant number, because the sum of its proper divisors (55363915096308) is greater than itself. Its abundance is 33372650152296

Bases of 21991264944012

• Binary: 101000000000000111101100010001111111110001100₂
• Hexadecimal: 0x14003D88FF8C
• Base-36: 7SMNBCLN0

Squares and roots of 21991264944012

• 21991264944012 squared (21991264944012²) is 483615733837731113494656144
• 21991264944012 cubed (21991264944012³) is 10635321733918334209499169764243351809728
• The square root of 21991264944012 is 4689484.5072792383
• The cube root of 21991264944012 is 28016.6843352623

Scales and comparisons

• 21,991,264,944,012 seconds is equal to 699,254 years, 10 weeks, 3 days, 10 hours, 40 minutes, 12 seconds.
• To count from 1 to 21,991,264,944,012 would take you about one million, seven hundred forty-eight thousand, one hundred thirty-five 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 21991264944012 cubic inches would be around 2334.7 feet tall.

Recreational maths with 21991264944012

• 21991264944012 backwards is 21044946219912
• The number of decimal digits it has is: 14
• The sum of 21991264944012's digits is 54
• More coming soon!