21267516925916380

Names of 21267516925916380

• Cardinal: 21267516925916380 can be written as Twenty-one quadrillion, two hundred sixty-seven trillion, five hundred sixteen billion, nine hundred twenty-five million, nine hundred sixteen thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.126751692591638 × 10¹⁶

Factors of 21267516925916380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 49751697

Divisors of 21267516925916380

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 70 140 1543 1979 3086 3958 6172 7715 7916 9895 10801 13853 15430 19790 21602 27706 30860 39580 43204 54005 55412 69265 108010 138530 216020 277060 3053597 6107194 12214388 15267985 21375179 30535970 42750358 49748161 61071940 85500716 99496322 106875895 198992644 213751790 248740805 348237127 427503580 497481610 696474254 994963220 1392948508 1741185635 3482371270 6964742540 76761412423 98451610619 153522824846 196903221238 307045649692 383807062115 393806442476 492258053095 537329886961 689161274333 767614124230 984516106190 1074659773922 1378322548666 1535228248460 1969032212380 2149319547844 2686649434805 2756645097332 3445806371665 5373298869610 6891612743330 10746597739220 13783225486660 151910835185117 303821670370234 607643340740468 759554175925585 1063375846295819 1519108351851170 2126751692591638 3038216703702340 4253503385183276 5316879231479095 10633758462958190 21267516925916380
• Sum of all divisors σ(n): 51100929940515840
• Sum of proper divisors (its aliquot sum) s(n): 29833413014599460
• 21267516925916380 is an abundant number, because the sum of its proper divisors (29833413014599460) is greater than itself. Its abundance is 8565896088683080

Bases of 21267516925916380

• Binary: 1001011100011101011000110100111100111111011010011011100₂
• Hexadecimal: 0x4B8EB1A79FB4DC
• Base-36: 5TEPEEAOC0S

Squares and roots of 21267516925916380

• 21267516925916380 squared (21267516925916380²) is 452307276194139709945302752304400
• 21267516925916380 cubed (21267516925916380³) is 9619452652174001208835102856282586288126706072000
• The square root of 21267516925916380 is 145833867.5545443387
• The cube root of 21267516925916380 is 277059.0000000011

Scales and comparisons

• 21,267,516,925,916,380 seconds is equal to 676,241,253 years, 25 weeks, 5 days, 4 hours, 19 minutes, 40 seconds.
• To count from 1 to 21,267,516,925,916,380 would take you about two billion, twenty-eight million, seven hundred twenty-three thousand, seven hundred sixty 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 21267516925916380 cubic inches would be around 23088.3 feet tall.

Recreational maths with 21267516925916380

• 21267516925916380 backwards is 08361952961576212
• The number of decimal digits it has is: 17
• The sum of 21267516925916380's digits is 73
• More coming soon!