19712620400640

Names of 19712620400640

• Cardinal: 19712620400640 can be written as Nineteen trillion, seven hundred twelve billion, six hundred twenty million, four hundred thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.971262040064 × 10¹³

Factors of 19712620400640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 72051

Divisors of 19712620400640

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 32 34 40 48 51 60 64 68 80 85 96 102 120 128 136 160 170 192 204 240 255 256 263 272 320 340 384 408 480 510 512 526 544 640 680 768 789 816 960 1020 1024 1052 1088 1280 1315 1360 1536 1578 1632 1920 2040 2048 2104 2176 2560 2630 2720 3072 3156 3264 3840 3945 4080 4096 4208 4352 4471 5120 5260 5440 6144 6312 6528 7680 7890 8160 8416 8704 8942 10240 10520 10880 12288 12624 13056 13413 15360 15780 16320 16832 17408 17884 20480 21040 21760 22355 25248 26112 26826 30720 31560 32640 33664 34816 35768 42080 43520 44710 50496 52224 53652 61440 63120 65280 67065 67328 69632 71536 71761 84160 87040 89420 100992 104448 107304 126240 130560 134130 134656 143072 143522 168320 174080 178840 201984 208896 214608 215283 252480 261120 268260 269312 286144 287044 336640 348160 357680 358805 403968 429216 430566 504960 522240 536520 538624 572288 574088 673280 715360 717610 807936 858432 861132 1009920 1044480 1073040 1076415 1077248 1144576 1148176 1219937 1346560 1430720 1435220 1615872 1716864 1722264 2019840 2146080 2152830 2289152 2296352 2439874 2693120 2861440 2870440 3231744 3433728 3444528 3659811 4039680 4292160 4305660 4578304 4592704 4879748 5386240 5722880 5740880 6099685 6867456 6889056 7319622 8079360 8584320 8611320 9156608 9185408 9759496 11445760 11481760 12199370 13734912 13778112 14639244 16158720 17168640 17222640 18299055 18313216 18370816 18873143 19518992 22891520 22963520 24398740 27469824 27556224 29278488 34337280 34445280 36598110 36741632 37746286 39037984 45783040 45927040 48797480 54939648 55112448 56619429 58556976 68674560 68890560 73196220 73483264 75492572 78075968 91566080 91854080 94365715 97594960 110224896 113238858 117113952 137349120 137781120 146392440 146966528 150985144 156151936 183708160 188731430 195189920 220449792 226477716 234227904 274698240 275562240 283097145 292784880 293933056 301970288 312303872 320843431 367416320 377462860 390379840 440899584 452955432 468455808 551124480 566194290 585569760 603940576 624607744 641686862 734832640 754925720 780759680 881799168 905910864 936911616 962530293 1102248960 1132388580 1171139520 1207881152 1249215488 1283373724 1469665280 1509851440 1561519360 1604217155 1811821728 1873823232 1925060586 2204497920 2264777160 2342279040 2415762304 2498430976 2566747448 3019702880 3123038720 3208434310 3623643456 3747646464 3850121172 4408995840 4529554320 4684558080 4812651465 4831524608 4996861952 5133494896 6039405760 6246077440 6416868620 7247286912 7495292928 7700242344 9059108640 9369116160 9625302930 9663049216 10266989792 12078811520 12492154880 12833737240 14494573824 14990585856 15400484688 18118217280 18738232320 19250605860 19326098432 20533979584 24157623040 24984309760 25667474480 28989147648 30800969376 36236434560 37476464640 38501211720 38652196864 41067959168 48315246080 51334948960 57978295296 61601938752 72472869120 74952929280 77002423440 77304393728 82135918336 96630492160 102669897920 115956590592 123203877504 144945738240 154004846880 164271836672 193260984320 205339795840 231913181184 246407755008 289891476480 308009693760 328543673344 386521968640 410679591680 492815510016 579782952960 616019387520 657087346688 821359183360 985631020032 1159565905920 1232038775040 1314174693376 1642718366720 1971262040064 2464077550080 3285436733440 3942524080128 4928155100160 6570873466880 9856310200320 19712620400640
• Sum of all divisors σ(n): 67037704310016
• Sum of proper divisors (its aliquot sum) s(n): 47325083909376
• 19712620400640 is an abundant number, because the sum of its proper divisors (47325083909376) is greater than itself. Its abundance is 27612463508736

Bases of 19712620400640

• Binary: 100011110110110110011101111001001000000000000₂
• Hexadecimal: 0x11EDB3BC9000
• Base-36: 6ZJUP7ZEO

Squares and roots of 19712620400640

• 19712620400640 squared (19712620400640²) is 388587403059728314112409600
• 19712620400640 cubed (19712620400640³) is 7660075968986918721188119495147782144000
• The square root of 19712620400640 is 4439889.6833862889
• The cube root of 19712620400640 is 27013.5370620683

Scales and comparisons

• 19,712,620,400,640 seconds is equal to 626,800 years, 18 weeks, 2 days, 17 hours, 4 minutes.
• To count from 1 to 19,712,620,400,640 would take you about one million, five hundred sixty-seven thousand 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 19712620400640 cubic inches would be around 2251.1 feet tall.

Recreational maths with 19712620400640

• 19712620400640 backwards is 04600402621791
• The number of decimal digits it has is: 14
• The sum of 19712620400640's digits is 42
• More coming soon!