21216768268122

Names of 21216768268122

• Cardinal: 21216768268122 can be written as Twenty-one trillion, two hundred sixteen billion, seven hundred sixty-eight million, two hundred sixty-eight thousand, one hundred twenty-two.

Scientific notation

• Scientific notation: 2.1216768268122 × 10¹³

Factors of 21216768268122

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1497

Divisors of 21216768268122

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 63 89 98 126 147 178 267 294 343 441 467 534 623 686 801 882 929 934 1029 1246 1401 1602 1858 1869 2058 2787 2802 3087 3269 3738 4203 4361 5574 5607 6174 6503 6538 7921 8361 8406 8722 9807 11214 13006 13083 15842 16722 19509 19614 22883 23763 26166 29421 30527 39018 39249 41563 45521 45766 47526 55447 58527 58842 61054 68649 71289 78498 82681 83126 91042 91581 110894 117054 124689 136563 137298 142578 160181 165362 166341 183162 205947 248043 249378 273126 274743 290941 318647 320362 332682 374067 388129 409689 411894 433843 480543 496086 499023 549486 578767 581882 637294 744129 748134 776258 819378 867686 872823 955941 961086 998046 1157534 1164387 1301529 1441629 1488258 1736301 1745646 1911882 2036587 2328774 2603058 2618469 2716903 2867823 2883258 3036901 3472602 3493161 3699107 3904587 4051369 4073174 5208903 5236938 5433806 5735646 6073802 6109761 6986322 7358609 7398214 7809174 8102738 8150709 9110703 10417806 11097321 12154107 12219522 14256109 14717218 16301418 18221406 18329283 21258307 22075827 22194642 24308214 24452127 25893749 27332109 28359583 28512218 33291963 36462321 36658566 38612027 42516614 42768327 44151654 48904254 51510263 51787498 54664218 56719166 63774921 66227481 66583926 72924642 77224054 77681247 85078749 85536654 103020526 115836081 127549842 128304981 132454962 148808149 154530789 155362494 170157498 181256243 191324763 231672162 233043741 255236247 256609962 270284189 297616298 309061578 347508243 360571841 362512486 382649526 446424447 463592367 466087482 510472494 540568378 543768729 695016486 721143682 810852567 892848894 927184734 1081715523 1087537458 1268793701 1339273341 1621705134 1631306187 1891989323 2163431046 2432557701 2524002887 2537587402 2678546682 3245146569 3262612374 3436470403 3783978646 3806381103 4865115402 5048005774 5675967969 6490293138 6872940806 7572008661 7612762206 10309411209 11351935938 11419143309 13243925261 15144017322 17027903907 20618822418 22716025983 22838286618 24055292821 26487850522 30928233627 34055807814 39731775783 45432051966 48110585642 61856467254 72165878463 79463551566 119195327349 144331756926 168387049747 216497635389 238390654698 336774099494 432995270778 505161149241 1010322298482 1178709348229 1515483447723 2357418696458 3030966895446 3536128044687 7072256089374 10608384134061 21216768268122
• Sum of all divisors σ(n): 54392639184000
• Sum of proper divisors (its aliquot sum) s(n): 33175870915878
• 21216768268122 is an abundant number, because the sum of its proper divisors (33175870915878) is greater than itself. Its abundance is 11959102647756

Bases of 21216768268122

• Binary: 100110100101111101001111011111001011101011010₂
• Hexadecimal: 0x134BE9EF975A
• Base-36: 7IQUK0XUI

Squares and roots of 21216768268122

• 21216768268122 squared (21216768268122²) is 450151255743188611281406884
• 21216768268122 cubed (21216768268122³) is 9550754878707355338175009405424288551848
• The square root of 21216768268122 is 4606166.3309222779
• The cube root of 21216768268122 is 27683.8451280523

Scales and comparisons

• 21,216,768,268,122 seconds is equal to 674,627 years, 31 weeks, 2 days, 13 hours, 8 minutes, 42 seconds.
• To count from 1 to 21,216,768,268,122 would take you about one million, six hundred eighty-six thousand, five hundred sixty-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 21216768268122 cubic inches would be around 2307 feet tall.

Recreational maths with 21216768268122

• 21216768268122 backwards is 22186286761212
• The number of decimal digits it has is: 14
• The sum of 21216768268122's digits is 54
• More coming soon!