21263164008380

Names of 21263164008380

• Cardinal: 21263164008380 can be written as Twenty-one trillion, two hundred sixty-three billion, one hundred sixty-four million, eight thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.126316400838 × 10¹³

Factors of 21263164008380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 78329194

Divisors of 21263164008380

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 277 490 554 980 1108 1385 1939 2770 3878 5540 7756 9695 13573 19390 27146 38780 54292 67865 135730 271460 78328903 156657806 313315612 391644515 548302321 783289030 1096604642 1566578060 2193209284 2741511605 3838116247 5483023210 7676232494 10966046420 15352464988 19190581235 21697106131 38381162470 43394212262 76762324940 86788424524 108485530655 151879742917 216971061310 303759485834 433942122620 607518971668 759398714585 1063158200419 1518797429170 2126316400838 3037594858340 4252632801676 5315791002095 10631582004190 21263164008380
• Sum of all divisors σ(n): 52130392136928
• Sum of proper divisors (its aliquot sum) s(n): 30867228128548
• 21263164008380 is an abundant number, because the sum of its proper divisors (30867228128548) is greater than itself. Its abundance is 9604064120168

Bases of 21263164008380

• Binary: 100110101011010110111010101100110011110111100₂
• Hexadecimal: 0x1356B75667BC
• Base-36: 7JC5UUO58

Squares and roots of 21263164008380

• 21263164008380 squared (21263164008380²) is 452122143647266628710224400
• 21263164008380 cubed (21263164008380³) is 9613547292192172041756704242593280472000
• The square root of 21263164008380 is 4611199.8447670865
• The cube root of 21263164008380 is 27704.0096409869

Scales and comparisons

• 21,263,164,008,380 seconds is equal to 676,102 years, 43 weeks, 6 days, 6 hours, 46 minutes, 20 seconds.
• To count from 1 to 21,263,164,008,380 would take you about one million, six hundred ninety thousand, two hundred fifty-seven 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 21263164008380 cubic inches would be around 2308.7 feet tall.

Recreational maths with 21263164008380

• 21263164008380 backwards is 08380046136212
• The number of decimal digits it has is: 14
• The sum of 21263164008380's digits is 44
• More coming soon!