20712665688

Names of 20712665688

• Cardinal: 20712665688 can be written as Twenty billion, seven hundred twelve million, six hundred sixty-five thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.0712665688 × 10¹⁰

Factors of 20712665688

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 137

Divisors of 20712665688

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 22 24 26 33 39 41 44 52 66 67 78 82 88 104 123 132 134 143 156 164 169 201 246 264 268 286 312 328 338 402 429 451 492 507 533 536 572 676 737 804 858 871 902 984 1014 1066 1144 1352 1353 1474 1599 1608 1716 1742 1804 1859 2028 2132 2197 2211 2613 2706 2747 2948 3198 3432 3484 3608 3718 4056 4264 4394 4422 5226 5412 5494 5577 5863 5896 6396 6591 6929 6968 7436 8241 8788 8844 9581 10452 10824 10988 11154 11323 11726 12792 13182 13858 14872 16482 17576 17589 17688 19162 20787 20904 21976 22308 22646 23452 24167 26364 27716 28561 28743 30217 32964 33969 35178 35711 38324 41574 44616 45292 46904 48334 52728 55432 57122 57486 60434 65928 67938 70356 71422 72501 76219 76648 83148 85683 90077 90584 90651 96668 107133 114244 114972 120868 124553 135876 140712 142844 145002 147199 152438 166296 171366 180154 181302 193336 214266 228488 228657 229944 241736 249106 270231 271752 285688 290004 294398 304876 314171 342732 360308 362604 373659 392821 428532 441597 457314 464243 498212 540462 580008 588796 609752 628342 685464 720616 725208 747318 785642 857064 883194 914628 928486 942513 990847 996424 1080924 1171001 1177592 1178463 1256684 1392729 1494636 1571284 1619189 1766388 1829256 1856972 1885026 1913587 1981694 2161848 2342002 2356926 2513368 2785458 2972541 2989272 3142568 3238378 3513003 3532776 3713944 3770052 3827174 3963388 4684004 4713852 4857567 5106673 5570916 5740761 5945082 6035159 6476756 7026006 7540104 7654348 7926776 9368008 9427704 9715134 10213346 11141832 11481522 11890164 12070318 12881011 12953512 14052012 15308696 15320019 18105477 19430268 20426692 21049457 22963044 23780328 24140636 25762022 28104024 30640038 36210954 38643033 38860536 40853384 42098914 45926088 48281272 51524044 61280076 63148371 66386749 72421908 77286066 78457067 84197828 103048088 122560152 126296742 132773498 144843816 154572132 156914134 168395656 199160247 235371201 252593484 265546996 309144264 313828268 398320494 470742402 505186968 531093992 627656536 796640988 863027737 941484804 1593281976 1726055474 1882969608 2589083211 3452110948 5178166422 6904221896 10356332844 20712665688
• Sum of all divisors σ(n): 63624597120
• Sum of proper divisors (its aliquot sum) s(n): 42911931432
• 20712665688 is an abundant number, because the sum of its proper divisors (42911931432) is greater than itself. Its abundance is 22199265744

Bases of 20712665688

• Binary: 10011010010100100100011001001011000₂
• Hexadecimal: 0x4D2923258
• Base-36: 9IJSB4O

Squares and roots of 20712665688

• 20712665688 squared (20712665688²) is 429014519902852513344
• 20712665688 cubed (20712665688³) is 8886034326045606346464830940672
• The square root of 20712665688 is 143918.9552769195
• The cube root of 20712665688 is 2746.2832737585

Scales and comparisons

• 20,712,665,688 seconds is equal to 658 years, 31 weeks, 22 hours, 14 minutes, 48 seconds.
• To count from 1 to 20,712,665,688 would take you about one thousand, three hundred seventeen 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 20712665688 cubic inches would be around 228.9 feet tall.

Recreational maths with 20712665688

• 20712665688 backwards is 88656621702
• The number of decimal digits it has is: 11
• The sum of 20712665688's digits is 51
• More coming soon!