21488348034481856

Names of 21488348034481856

• Cardinal: 21488348034481856 can be written as Twenty-one quadrillion, four hundred eighty-eight trillion, three hundred forty-eight billion, thirty-four million, four hundred eighty-one thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 2.1488348034481856 × 10¹⁶

Factors of 21488348034481856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 25646858

Divisors of 21488348034481856

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 64 88 121 176 242 257 352 421 484 514 704 842 968 1028 1684 1936 2056 2827 3368 3872 4112 4631 5654 6736 7744 8224 9262 11308 13472 16448 18524 22616 26944 31097 37048 45232 50941 62194 74096 90464 101882 108197 124388 148192 180928 203764 216394 248776 296384 407528 432788 497552 815056 865576 995104 1190167 1630112 1731152 1990208 2380334 3260224 3462304 4760668 6924608 9521336 13091837 19042672 25646167 26183674 38085344 51292334 52367348 76170688 102584668 104734696 205169336 209469392 282107837 410338672 418938784 564215674 820677344 837877568 1128431348 1641354688 2256862696 3103186207 4513725392 6206372414 6591064919 9027450784 10797036307 12412744828 13182129838 18054901568 21594072614 24825489656 26364259676 43188145228 49650979312 52728519352 72501714109 86376290456 99301958624 105457038704 118767399377 145003428218 172752580912 198603917248 210914077408 237534798754 290006856436 345505161824 421828154816 475069597508 580013712872 691010323648 797518855199 950139195016 1160027425744 1306441393147 1595037710398 1900278390032 2320054851488 2612882786294 2774838330899 3190075420796 3800556780064 4640109702976 5225765572588 5549676661798 6380150841592 7601113560128 10451531145176 11099353323596 12760301683184 20903062290352 22198706647192 25520603366368 30523221639889 41806124580704 44397413294384 51041206732736 61046443279778 83612249161408 88794826588768 122092886559556 177589653177536 244185773119112 335755438038779 488371546238224 671510876077558 976743092476448 1343021752155116 1953486184952896 2686043504310232 5372087008620464 10744174017240928 21488348034481856
• Sum of all divisors σ(n): 47163931693454688
• Sum of proper divisors (its aliquot sum) s(n): 25675583658972832
• 21488348034481856 is an abundant number, because the sum of its proper divisors (25675583658972832) is greater than itself. Its abundance is 4187235624490976

Bases of 21488348034481856

• Binary: 1001100010101111000100111100111011001111011111011000000₂
• Hexadecimal: 0x4C5789E767BEC0
• Base-36: 5VKZET30X4W

Squares and roots of 21488348034481856

• 21488348034481856 squared (21488348034481856²) is 461749101251020244016774393204736
• 21488348034481856 cubed (21488348034481856³) is 9922225392291124375944465905943478627101085270016
• The square root of 21488348034481856 is 146589044.7287308579
• The cube root of 21488348034481856 is 278014.6466520253

Scales and comparisons

• 21,488,348,034,481,856 seconds is equal to 683,262,999 years, 34 weeks, 6 days, 13 hours, 50 minutes, 56 seconds.
• To count from 1 to 21,488,348,034,481,856 would take you about two billion, forty-nine million, seven hundred eighty-eight thousand, nine hundred ninety-nine 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 21488348034481856 cubic inches would be around 23167.9 feet tall.

Recreational maths with 21488348034481856

• 21488348034481856 backwards is 65818443084388412
• The number of decimal digits it has is: 17
• The sum of 21488348034481856's digits is 77
• More coming soon!