211521972942

Names of 211521972942

• Cardinal: 211521972942 can be written as Two hundred eleven billion, five hundred twenty-one million, nine hundred seventy-two thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 2.11521972942 × 10¹¹

Factors of 211521972942

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 567

Divisors of 211521972942

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 27 38 42 49 54 57 63 81 98 114 126 127 133 147 162 171 189 243 254 266 294 342 378 381 399 409 441 486 513 567 729 762 798 818 882 889 931 1026 1134 1143 1197 1227 1323 1458 1539 1701 1778 1862 2187 2286 2394 2413 2454 2646 2667 2793 2863 3078 3402 3429 3591 3681 3969 4374 4617 4826 5103 5334 5586 5726 6223 6858 7182 7239 7362 7771 7938 8001 8379 8589 9234 10206 10287 10773 11043 11907 12446 13851 14478 15309 15542 16002 16758 16891 17178 18669 20041 20574 21546 21717 22086 23313 23814 24003 25137 25767 27702 30618 30861 32319 33129 33782 35721 37338 40082 41553 43434 46626 48006 50274 50673 51534 51943 54397 56007 60123 61722 64638 65151 66258 69939 71442 72009 75411 77301 83106 92583 96957 99387 101346 103886 107163 108794 112014 118237 120246 130302 139878 144018 150822 152019 154602 155829 163191 168021 180369 185166 193914 195453 198774 209817 214326 216027 226233 231903 236474 277749 290871 298161 304038 311658 326382 336042 354711 360738 363601 380779 390906 419634 432054 452466 456057 463806 467487 489573 504063 541107 555498 581742 586359 596322 629451 648081 678699 695709 709422 727202 761558 894483 912114 934974 979146 986917 1008126 1064133 1082214 1090803 1142337 1172718 1258902 1296162 1357398 1368171 1391418 1402461 1468719 1512189 1623321 1759077 1788966 1888353 1944243 1973834 2036097 2087127 2128266 2181606 2284674 2545207 2736342 2804922 2937438 2960751 3024378 3192399 3246642 3272409 3427011 3518154 3776706 3888486 4072194 4104513 4174254 4207383 4406157 4536567 4869963 5090414 5277231 5665059 5921502 6261381 6384798 6544818 6854022 6908419 7635621 8209026 8414766 8812314 8882253 9073134 9577197 9739926 9817227 10281033 10554462 11330118 12313539 12522762 12622149 13218471 13609701 13816838 14609889 15271242 16995177 17764506 19154394 19634454 20562066 20725257 22906863 24627078 25244298 26436942 26646759 27219402 28731591 29219778 29451681 30843099 33990354 36940617 37866447 39655413 41450514 43829667 45813726 48358933 53293518 57463182 58903362 61686198 62175771 68720589 73881234 75732894 79310826 79940277 86194773 87659334 88355043 92529297 96717866 113599341 118966239 124351542 137441178 145076799 159880554 172389546 176710086 185058594 186527313 206161767 227198682 237932478 239820831 258584319 265065129 277587891 290153598 373054626 412323534 435230397 479641662 517168638 530130258 555175782 559581939 618485301 719462493 795195387 832763673 870460794 1119163878 1236970602 1305691191 1438924986 1590390774 1665527346 1678745817 1855455903 2158387479 2611382382 3357491634 3710911806 3917073573 4316774958 5036237451 5566367709 7834147146 10072474902 11132735418 11751220719 15108712353 23502441438 30217424706 35253662157 70507324314 105760986471 211521972942
• Sum of all divisors σ(n): 588699648000
• Sum of proper divisors (its aliquot sum) s(n): 377177675058
• 211521972942 is an abundant number, because the sum of its proper divisors (377177675058) is greater than itself. Its abundance is 165655702116

Bases of 211521972942

• Binary: 11000100111111101100010010101011001110₂
• Hexadecimal: 0x313FB12ACE
• Base-36: 2P66PYVI

Squares and roots of 211521972942

• 211521972942 squared (211521972942²) is 44741545037276180135364
• 211521972942 cubed (211521972942³) is 9463819878758006555973581905320888
• The square root of 211521972942 is 459915.1801604291
• The cube root of 211521972942 is 5958.2469070101

Scales and comparisons

• 211,521,972,942 seconds is equal to 6,725 years, 38 weeks, 4 days, 23 hours, 35 minutes, 42 seconds.
• To count from 1 to 211,521,972,942 would take you about thirteen thousand, four hundred fifty-one 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 211521972942 cubic inches would be around 496.5 feet tall.

Recreational maths with 211521972942

• 211521972942 backwards is 249279125112
• The number of decimal digits it has is: 12
• The sum of 211521972942's digits is 45
• More coming soon!