491456947968

Names of 491456947968

• Cardinal: 491456947968 can be written as Four hundred ninety-one billion, four hundred fifty-six million, nine hundred forty-seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 4.91456947968 × 10¹¹

Factors of 491456947968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 476

Divisors of 491456947968

• Number of divisors d(n): 756
• 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 98 108 112 126 128 144 147 162 168 189 192 196 216 223 224 241 243 252 256 288 294 324 336 378 384 392 432 441 446 448 482 486 504 567 576 588 648 669 672 723 729 756 768 784 864 882 892 896 964 972 1008 1134 1152 1176 1296 1323 1338 1344 1446 1458 1512 1561 1568 1687 1701 1728 1764 1784 1792 1928 1944 2007 2016 2169 2268 2304 2352 2592 2646 2676 2688 2892 2916 3024 3122 3136 3374 3402 3456 3528 3568 3856 3888 3969 4014 4032 4338 4536 4683 4704 5061 5103 5184 5292 5352 5376 5784 5832 6021 6048 6244 6272 6507 6748 6804 6912 7056 7136 7712 7776 7938 8028 8064 8676 9072 9366 9408 10122 10206 10368 10584 10704 10927 11568 11664 11809 11907 12042 12096 12488 12544 13014 13496 13608 14049 14112 14272 15183 15424 15552 15876 16056 16128 17352 18063 18144 18732 18816 19521 20244 20412 20736 21168 21408 21854 23136 23328 23618 23814 24084 24192 24976 26028 26992 27216 28098 28224 28544 30366 30848 31104 31752 32112 32781 34704 35427 35721 36126 36288 37464 37632 39042 40488 40824 42147 42336 42816 43708 45549 46272 46656 47236 47628 48168 48384 49952 52056 53743 53984 54189 54432 56196 56448 57088 58563 60732 61696 62208 63504 64224 65562 69408 70854 71442 72252 72576 74928 78084 80976 81648 84294 84672 85632 87416 91098 92544 93312 94472 95256 96336 98343 99904 104112 106281 107486 107968 108378 108864 112392 112896 117126 121464 126441 127008 128448 131124 136647 138816 141708 142884 144504 145152 149856 156168 161229 161952 162567 163296 168588 169344 171264 174832 175689 182196 185088 186624 188944 190512 192672 196686 199808 208224 212562 214972 215936 216756 217728 224784 234252 242928 252882 254016 256896 262248 273294 277632 283416 285768 289008 295029 299712 312336 318843 322458 323904 325134 326592 337176 338688 349664 351378 364392 376201 377888 379323 381024 385344 393372 399616 409941 416448 425124 429944 431872 433512 435456 449568 468504 483687 485856 505764 508032 513792 524496 546588 555264 566832 571536 578016 590058 599424 624672 637686 644916 647808 650268 653184 674352 699328 702756 728784 752402 755776 758646 762048 770688 786744 819882 832896 850248 859888 867024 885087 899136 937008 956529 967374 971712 1011528 1016064 1048992 1093176 1128603 1133664 1137969 1143072 1156032 1180116 1198848 1229823 1249344 1275372 1289832 1295616 1300536 1306368 1348704 1398656 1405512 1451061 1457568 1504804 1511552 1517292 1524096 1541376 1573488 1639764 1665792 1700496 1719776 1734048 1770174 1798272 1874016 1913058 1934748 1943424 2023056 2097984 2186352 2257206 2267328 2275938 2286144 2312064 2360232 2459646 2498688 2550744 2579664 2601072 2633407 2655261 2697408 2797312 2811024 2869587 2902122 2915136 3009608 3023104 3034584 3048192 3146976 3279528 3385809 3400992 3439552 3468096 3540348 3596544 3748032 3826116 3869496 3886848 4046112 4195968 4353183 4372704 4514412 4534656 4551876 4572288 4624128 4720464 4919292 4997376 5101488 5159328 5202144 5266814 5310522 5394816 5622048 5739174 5804244 5830272 6019216 6069168 6293952 6559056 6771618 6801984 6879104 6936192 7080696 7496064 7652232 7738992 7900221 7965783 8092224 8391936 8608761 8706366 8745408 9028824 9069312 9103752 9144576 9440928 9838584 10157427 10202976 10318656 10404288 10533628 10621044 10789632 11244096 11478348 11608488 11660544 12038432 12138336 12587904 13059549 13118112 13543236 13603968 13758208 13872384 14161392 14992128 15304464 15477984 15800442 15931566 16184448 17217522 17412732 17490816 18057648 18207504 18881856 19677168 20314854 20405952 20637312 20808576 21067256 21242088 22488192 22956696 23216976 23700663 24076864 24276672 25175808 26119098 26236224 27086472 27207936 28322784 30472281 30608928 30955968 31600884 31863132 32368896 34435044 34825464 34981632 36115296 36415008 37763712 39178647 39354336 40629708 40811904 41274624 41617152 42134512 42484176 44976384 45913392 46433952 47401326 48153728 48553344 52238196 52472448 54172944 56645568 60944562 61217856 61911936 63201768 63726264 68870088 69650928 71101989 72230592 72830016 75527424 78357294 78708672 81259416 81623808 84269024 84968352 91416843 91826784 92867904 94802652 96307456 97106688 104476392 104944896 108345888 113291136 121889124 122435712 123823872 126403536 127452528 137740176 139301856 142203978 144461184 145660032 156714588 157417344 162518832 168538048 169936704 182833686 183653568 185735808 189605304 208952784 213305967 216691776 226582272 243778248 244871424 252807072 254905056 274250529 275480352 278603712 284407956 288922368 291320064 313429176 314834688 325037664 337076096 339873408 365667372 367307136 371471616 379210608 417905568 426611934 433383552 487556496 505614144 509810112 548501058 550960704 557207424 568815912 626858352 639917901 650075328 674152192 679746816 731334744 734614272 758421216 835811136 853223868 866767104 975112992 1011228288 1019620224 1097002116 1101921408 1114414848 1137631824 1253716704 1279835802 1300150656 1462669488 1516842432 1671622272 1706447736 1919753703 1950225984 2022456576 2039240448 2194004232 2203842816 2275263648 2507433408 2559671604 2600301312 2925338976 3033684864 3343244544 3412895472 3839507406 3900451968 4388008464 4550527296 5014866816 5119343208 5850677952 6067369728 6825790944 7679014812 7800903936 8776016928 9101054592 10029733632 10238686416 11701355904 13651581888 15358029624 17552033856 18202109184 20477372832 23402711808 27303163776 30716059248 35104067712 40954745664 54606327552 61432118496 70208135424 81909491328 122864236992 163818982656 245728473984 491456947968
• Sum of all divisors σ(n): 1725755642688
• Sum of proper divisors (its aliquot sum) s(n): 1234298694720
• 491456947968 is an abundant number, because the sum of its proper divisors (1234298694720) is greater than itself. Its abundance is 742841746752

Bases of 491456947968

• Binary: 111001001101101000111011110011100000000₂
• Hexadecimal: 0x726D1DE700
• Base-36: 69RSS000

Squares and roots of 491456947968

• 491456947968 squared (491456947968²) is 241529931706021459329024
• 491456947968 cubed (491456947968³) is 118701563079160781809755576160223232
• The square root of 491456947968 is 701039.9046901681
• The cube root of 491456947968 is 7891.5411675185

Scales and comparisons

• 491,456,947,968 seconds is equal to 15,626 years, 42 weeks, 1 day, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 491,456,947,968 would take you about thirty-one thousand, two hundred fifty-three 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 491456947968 cubic inches would be around 657.6 feet tall.

Recreational maths with 491456947968

• 491456947968 backwards is 869749654194
• 491456947968 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 491456947968's digits is 72
• More coming soon!