19977968711840

Names of 19977968711840

• Cardinal: 19977968711840 can be written as Nineteen trillion, nine hundred seventy-seven billion, nine hundred sixty-eight million, seven hundred eleven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.997796871184 × 10¹³

Factors of 19977968711840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1456

Divisors of 19977968711840

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 37 40 74 80 89 103 148 160 178 185 206 296 356 370 412 445 515 547 592 673 712 740 824 890 1030 1094 1184 1346 1424 1480 1648 1780 2060 2188 2692 2735 2848 2960 3293 3296 3365 3560 3811 4120 4376 5384 5470 5920 6586 6730 7120 7622 8240 8752 9167 10768 10940 13172 13460 14240 15244 16465 16480 17504 18334 19055 20239 21536 21880 24901 26344 26920 30488 32930 36668 38110 40478 43760 45835 48683 49802 52688 53840 56341 59897 60976 65860 69319 73336 76220 80956 87520 91670 97366 99604 101195 105376 107680 112682 119794 121952 124505 131720 138638 146672 152440 161912 183340 194732 199208 202390 225364 239588 243415 249010 263440 277276 281705 293344 299485 304880 323824 339179 346595 366680 368131 389464 398416 404780 450728 479176 486830 498020 526880 554552 563410 598970 609760 647648 678358 693190 733360 736262 778928 796832 809560 901456 958352 973660 996040 1109104 1126820 1197940 1356716 1386380 1466720 1472524 1557856 1619120 1695895 1801271 1802912 1840655 1916704 1947320 1992080 2084617 2216189 2218208 2253640 2395880 2564803 2713432 2772760 2945048 3238240 3391790 3602542 3681310 3894640 3984160 4169234 4432378 4507280 4791760 5014349 5129606 5426864 5545520 5890096 6169391 6783580 7205084 7362620 7789280 8338468 8864756 9006355 9014560 9583520 10028698 10259212 10423085 10853728 11080945 11091040 11780192 12338782 12824015 13567160 13620847 14410168 14725240 16676936 17729512 18012710 20057396 20518424 20846170 22161890 24677564 25071745 25648030 27134320 27241694 28820336 29450480 30846955 32763659 33353872 35459024 36025420 37917493 40114792 41036848 41692340 44323780 49355128 50143490 51296060 54268640 54483388 57640672 58900960 61693910 65527318 66707744 68104235 70918048 72050840 75834986 80229584 82073696 83384680 88647560 98710256 100286980 102592120 108966776 123387820 131054636 136208470 144101680 151669972 160459168 163818295 166769360 177295120 185530913 189587465 197420512 200573960 205184240 217933552 228267467 246775640 262109272 272416940 288203360 303339944 327636590 333538720 354590240 371061826 379174930 401147920 410368480 435867104 456534934 493551280 524218544 544833880 606679888 655273180 742123652 758349860 802295840 913069868 927654565 987102560 1048437088 1089667760 1141337335 1212255383 1213359776 1310546360 1402947241 1484247304 1516699720 1826139736 1855309130 2179335520 2282674670 2424510766 2621092720 2805894482 2968494608 3033399440 3374656877 3652279472 3710618260 4565349340 4849021532 5242185440 5611788964 5936989216 6061276915 6066798880 6749313754 7014736205 7304558944 7421236520 9130698680 9698043064 11223577928 12122553830 13498627508 14029472410 14842473040 16873284385 18261397360 19396086128 22447155856 24245107660 26997255016 28058944820 29684946080 33746568770 36522794720 38792172256 44894311712 48490215320 53994510032 56117889640 67493137540 96980430640 107989020064 112235779280 124862304449 134986275080 193960861280 224471558560 249724608898 269972550160 499449217796 539945100320 624311522245 998898435592 1248623044490 1997796871184 2497246088980 3995593742368 4994492177960 9988984355920 19977968711840
• Sum of all divisors σ(n): 49658283118080
• Sum of proper divisors (its aliquot sum) s(n): 29680314406240
• 19977968711840 is an abundant number, because the sum of its proper divisors (29680314406240) is greater than itself. Its abundance is 9702345694400

Bases of 19977968711840

• Binary: 100100010101101111011101110100111100010100000₂
• Hexadecimal: 0x122B7BBA78A0
• Base-36: 72XR2R6OW

Squares and roots of 19977968711840

• 19977968711840 squared (19977968711840²) is 399119233851257988956185600
• 19977968711840 cubed (19977968711840³) is 7973591566173984287790516177431957504000
• The square root of 19977968711840 is 4469672.1033919255
• The cube root of 19977968711840 is 27134.2054844867

Scales and comparisons

• 19,977,968,711,840 seconds is equal to 635,237 years, 31 weeks, 4 days, 17 hours, 17 minutes, 20 seconds.
• To count from 1 to 19,977,968,711,840 would take you about one million, five hundred eighty-eight thousand and ninety-four 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 19977968711840 cubic inches would be around 2261.2 feet tall.

Recreational maths with 19977968711840

• 19977968711840 backwards is 04811786977991
• The number of decimal digits it has is: 14
• The sum of 19977968711840's digits is 77
• More coming soon!