640563323904

Names of 640563323904

• Cardinal: 640563323904 can be written as Six hundred forty billion, five hundred sixty-three million, three hundred twenty-three thousand, nine hundred four.

Scientific notation

• Scientific notation: 6.40563323904 × 10¹¹

Factors of 640563323904

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 409

Divisors of 640563323904

• Number of divisors d(n): 495
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 81 84 96 98 108 112 126 128 144 147 162 168 189 192 196 216 224 252 256 288 294 324 336 378 384 392 397 432 441 448 504 512 567 576 588 648 672 756 768 784 794 864 882 896 1008 1024 1134 1152 1176 1191 1296 1323 1344 1512 1536 1568 1588 1728 1764 1792 2016 2268 2304 2352 2382 2592 2646 2688 2779 3024 3072 3136 3176 3456 3528 3573 3584 3969 4032 4536 4608 4704 4764 5184 5292 5376 5558 6048 6272 6352 6912 7056 7146 7168 7938 8064 8337 9072 9216 9408 9528 10368 10584 10719 10752 11116 12096 12544 12704 13824 14112 14292 15876 16128 16674 18144 18816 19056 19453 20736 21168 21438 21504 22232 24192 25011 25088 25408 27648 28224 28584 31752 32157 32256 33348 36288 37632 38112 38906 41472 42336 42876 44464 48384 50022 50176 50816 56448 57168 58359 63504 64314 64512 66696 72576 75033 75264 76224 77812 82944 84672 85752 88928 96768 100044 101632 112896 114336 116718 127008 128628 133392 145152 150066 150528 152448 155624 157609 169344 171504 175077 177856 193536 200088 203264 225099 225792 228672 233436 254016 257256 266784 290304 300132 304896 311248 315218 338688 343008 350154 355712 400176 406528 450198 451584 457344 466872 472827 508032 514512 525231 533568 580608 600264 609792 622496 630436 677376 686016 700308 711424 800352 900396 914688 933744 945654 1016064 1029024 1050462 1067136 1103263 1200528 1219584 1244992 1260872 1354752 1372032 1400616 1418481 1422848 1575693 1600704 1800792 1829376 1867488 1891308 2032128 2058048 2100924 2134272 2206526 2401056 2489984 2521744 2744064 2801232 2836962 2845696 3151386 3201408 3309789 3601584 3658752 3734976 3782616 4064256 4116096 4201848 4255443 4268544 4413052 4802112 4979968 5043488 5488128 5602464 5673924 6302772 6402816 6619578 7203168 7469952 7565232 7722841 8232192 8403696 8510886 8537088 8826104 9604224 9929367 9959936 10086976 10976256 11204928 11347848 12605544 12766329 12805632 13239156 14406336 14939904 15130464 15445682 16464384 16807392 17021772 17652208 19208448 19858734 19919872 20173952 22409856 22695696 23168523 25211088 25532658 25611264 26478312 28812672 29788101 29879808 30260928 30891364 32928768 33614784 34043544 35304416 38416896 39717468 40347904 44819712 45391392 46337046 50422176 51065316 52956624 57625344 59576202 59759616 60521856 61782728 67229568 68087088 69505569 70608832 76833792 79434936 80695808 89364303 89639424 90782784 92674092 100844352 102130632 105913248 115250688 119152404 121043712 123565456 134459136 136174176 139011138 141217664 158869872 161391616 178728606 179278848 181565568 185348184 201688704 204261264 208516707 211826496 230501376 238304808 242087424 247130912 268918272 272348352 278022276 282435328 317739744 357457212 363131136 370696368 403377408 408522528 417033414 423652992 476609616 484174848 494261824 537836544 544696704 556044552 564870656 625550121 635479488 714914424 726262272 741392736 806754816 817045056 834066828 847305984 953219232 988523648 1089393408 1112089104 1129741312 1251100242 1270958976 1429828848 1452524544 1482785472 1613509632 1634090112 1668133656 1694611968 1906438464 1977047296 2178786816 2224178208 2502200484 2541917952 2859657696 2965570944 3268180224 3336267312 3389223936 3812876928 3954094592 4357573632 4448356416 5004400968 5083835904 5719315392 5931141888 6536360448 6672534624 7625753856 7908189184 8896712832 10008801936 10167671808 11438630784 11862283776 13072720896 13345069248 15251507712 17793425664 20017603872 22877261568 23724567552 26690138496 30503015424 35586851328 40035207744 45754523136 53380276992 71173702656 80070415488 91509046272 106760553984 160140830976 213521107968 320281661952 640563323904
• Sum of all divisors σ(n): 2230767949113
• Sum of proper divisors (its aliquot sum) s(n): 1590204625209
• 640563323904 is an abundant number, because the sum of its proper divisors (1590204625209) is greater than itself. Its abundance is 949641301305

Bases of 640563323904

• Binary: 1001010100100100100011001010010000000000₂
• Hexadecimal: 0x95248CA400
• Base-36: 869QV400

Squares and roots of 640563323904

• 640563323904 squared (640563323904²) is 410321371930940817801216
• 640563323904 cubed (640563323904³) is 262836821872932896992654973693067264
• 640563323904 is a perfect square number. Its square root is 800352
• The cube root of 640563323904 is 8620.2664448229

Scales and comparisons

• 640,563,323,904 seconds is equal to 20,367 years, 48 weeks, 3 days, 8 hours, 38 minutes, 24 seconds.
• To count from 1 to 640,563,323,904 would take you about forty thousand, seven hundred thirty-five 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 640563323904 cubic inches would be around 718.4 feet tall.

Recreational maths with 640563323904

• 640563323904 backwards is 409323365046
• The number of decimal digits it has is: 12
• The sum of 640563323904's digits is 45
• More coming soon!