12397415868981

Names of 12397415868981

• Cardinal: 12397415868981 can be written as Twelve trillion, three hundred ninety-seven billion, four hundred fifteen million, eight hundred sixty-eight thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 1.2397415868981 × 10¹³

Factors of 12397415868981

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 135

Divisors of 12397415868981

• Number of divisors d(n): 320
• Complete list of divisors:
  1 3 9 11 13 27 33 39 47 61 81 99 117 141 143 169 183 297 351 423 429 507 517 549 611 671 793 891 1053 1269 1287 1521 1551 1647 1833 1859 2013 2197 2209 2379 2867 3807 3861 4563 4653 4941 5499 5577 6039 6591 6627 6721 7137 7943 8601 8723 10309 11583 13689 13959 16497 16731 18117 19773 19881 20163 21411 23829 24167 24299 25803 26169 28717 30927 31537 37271 41877 49491 50193 54351 59319 59643 60489 64233 71487 72501 72897 77409 78507 86151 87373 92781 94611 103259 103823 111813 113399 134017 134749 150579 177957 178929 181467 214461 217503 218691 232227 235521 258453 262119 278343 283833 309777 311469 315887 335439 340197 373321 402051 404247 409981 484523 544401 643383 652509 656073 706563 775359 786357 835029 851499 929331 934407 947661 1006317 1020591 1119963 1135849 1142053 1206153 1212741 1229943 1349699 1453569 1474187 1482239 1751737 1957527 1968219 2326077 2359071 2554497 2787993 2803221 2842983 3018951 3061773 3359889 3407547 3426159 3618459 3638223 3689829 4049097 4106531 4360707 4422561 4446717 4853173 5255211 5329753 6298799 6333203 7077213 8363979 8409663 8528949 9185319 10079667 10222641 10278477 10855377 10914669 11069487 12147291 12319593 13082121 13267683 13340151 14559519 14846689 15765633 15989259 17546087 18896397 18999609 19269107 22772581 25586847 30239001 30667923 30835431 33208461 36441873 36958779 39246363 39803049 40020453 43678557 44540067 47296899 47967777 52638261 53384903 56689191 56998827 57807321 68317743 69286789 69665233 82331639 92003769 92506293 109325619 110876337 119409147 120061359 131035671 133620201 141890697 143903331 157914783 160154709 170067573 170996481 173421963 193006957 204953229 207860367 208995699 228099131 246994917 250498391 296043553 332629011 393107013 400860603 431709993 473744349 480464127 510202719 512989443 520265889 579020871 614859687 623581101 626987097 684297393 740984751 751495173 888130659 905648029 1070311307 1202581809 1421233047 1441392381 1560797667 1737062613 1844579061 1870743303 1880961291 2052892179 2222954253 2254485519 2509090441 2664391977 2716944087 3210933921 3256479083 4324177143 5211187839 5612229909 5642883873 6158676537 6668862759 6763456557 7527271323 7993175931 8150832261 9632801763 9769437249 11773424377 13914046991 15633563517 18476029611 20290369671 22581813969 23979527793 24452496783 28898405289 29308311747 35320273131 41742140973 67745441907 73357490349 86695215867 87924935241 105960819393 125226422919 153054516901 203236325721 263774805723 317882458179 375679268757 459163550703 953647374537 1127037806271 1377490652109 4132471956327 12397415868981
• Sum of all divisors σ(n): 22728395289600
• Sum of proper divisors (its aliquot sum) s(n): 10330979420619
• 12397415868981 is a deficient number, because the sum of its proper divisors (10330979420619) is less than itself. Its deficiency is 2066436448362

Bases of 12397415868981

• Binary: 10110100011001111111100100011010101000110101₂
• Hexadecimal: 0xB467F91AA35
• Base-36: 4E7ALBEB9

Squares and roots of 12397415868981

• 12397415868981 squared (12397415868981²) is 153695920228461923357978361
• 12397415868981 cubed (12397415868981³) is 1905432240437971731616121923876209120141
• The square root of 12397415868981 is 3520996.4312650191
• The cube root of 12397415868981 is 23144.2825837239

Scales and comparisons

• 12,397,415,868,981 seconds is equal to 394,199 years, 24 weeks, 5 days, 14 hours, 16 minutes, 21 seconds.
• To count from 1 to 12,397,415,868,981 would take you about nine hundred eighty-five thousand, four hundred ninety-eight 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 12397415868981 cubic inches would be around 1928.7 feet tall.

Recreational maths with 12397415868981

• 12397415868981 backwards is 18986851479321
• The number of decimal digits it has is: 14
• The sum of 12397415868981's digits is 72
• More coming soon!