64721379027872

Names of 64721379027872

• Cardinal: 64721379027872 can be written as Sixty-four trillion, seven hundred twenty-one billion, three hundred seventy-nine million, twenty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 6.4721379027872 × 10¹³

Factors of 64721379027872

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1225

Divisors of 64721379027872

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 7 8 14 16 17 19 28 32 34 38 41 56 68 76 82 112 119 133 136 149 152 164 181 224 238 266 272 287 298 304 323 328 362 476 532 544 574 596 608 646 656 697 724 779 809 952 1043 1064 1148 1192 1267 1292 1312 1394 1448 1558 1618 1904 2086 2128 2261 2296 2384 2533 2534 2584 2788 2831 2896 3077 3116 3236 3439 3808 4172 4256 4522 4592 4768 4879 5066 5068 5168 5453 5576 5662 5663 5792 6109 6154 6232 6472 6878 7421 8344 9044 9184 9758 10132 10136 10336 10906 11152 11324 11326 12218 12308 12464 12944 13243 13753 13756 14842 15371 16688 17731 18088 19516 19817 20264 20272 21539 21812 22304 22648 22652 24073 24436 24616 24928 25888 26486 26969 27506 27512 29684 30742 33169 33376 35462 36176 39032 39634 40528 40544 42763 43078 43624 45296 45304 48127 48146 48872 49232 51947 52972 53938 55012 55024 58463 59368 61484 66338 70924 72352 78064 79268 81056 85526 86156 87248 90592 90608 92701 96254 96271 96292 97744 98464 103853 103894 105944 107597 107876 110024 110048 116071 116926 118736 120541 122968 126157 132676 140999 141848 146429 156128 158536 171052 172312 174496 181216 185402 188783 192508 192542 192584 195488 207706 207788 211888 215194 215752 220048 232142 232183 233852 237472 241082 245936 252314 261307 265352 281998 283696 292858 317072 336889 342104 344624 370804 377566 385016 385084 385168 409241 415412 415576 423776 430388 431504 440096 458473 464284 464366 467704 482164 491872 504628 512411 522614 530704 563873 563996 567392 585716 630211 634144 673778 684208 689248 726971 741608 755132 770032 770168 770336 812497 818482 830824 831152 843787 860776 863008 883099 916946 928568 928732 935408 964328 986993 1009256 1024822 1025003 1045228 1061408 1105729 1127746 1127992 1171432 1260422 1347556 1368416 1453942 1483216 1510264 1540064 1540336 1624994 1636964 1661648 1662304 1687574 1721552 1766198 1829149 1833892 1857136 1857464 1870816 1928656 1973207 1973986 2018512 2049197 2049644 2050006 2090456 2211458 2255492 2255984 2290279 2342864 2396983 2489293 2520844 2695112 2782151 2907884 2966432 3020528 3080672 3209311 3249988 3273928 3323296 3375148 3443104 3532396 3586877 3658298 3667784 3714272 3714928 3857312 3946414 3947111 3947972 4037024 4098394 4099288 4100012 4180912 4411477 4422916 4510984 4511968 4580558 4685728 4793966 4942181 4978586 5041688 5390224 5564302 5815768 6003589 6041056 6418622 6499976 6547856 6750296 7064792 7173754 7316596 7335568 7429856 7740103 7892828 7894222 7895944 8196788 8198576 8200024 8361824 8710987 8822954 8845832 9021968 9161116 9587932 9884362 9957172 10083376 10713587 10780448 11128604 11631536 12007178 12837244 12999952 13095712 13500592 13812449 14129584 14344379 14347508 14633192 14671136 15480206 15785656 15788444 15791888 16031953 16393576 16397152 16400048 16778881 17421974 17425051 17645908 17691664 18043936 18322232 18797393 19175864 19475057 19768724 19914344 20166752 21008851 21427174 21817921 22257208 23263072 24014356 25674488 25999904 27001184 27624898 28259168 28688758 28695016 29266384 30960412 31571312 31576888 31583776 32063906 32787152 32800096 33557762 34595267 34843948 34850102 35291816 35383328 36644464 37594786 38351728 38934743 38950114 39537448 39828688 42017702 42025123 42854348 43635842 44514416 47296567 48028712 51348976 55249796 57377516 57390032 58532768 60976909 61920824 63142624 63153776 64127812 65574304 67115524 69190534 69687896 69700204 70583632 73288928 74995109 75189572 76703456 77869486 77900228 79074896 79657376 84017077 84035404 84050246 85708696 87271684 89028832 93901439 94593134 96057424 102061013 102697952 110499592 114068191 114755032 114780064 121953818 123841648 126307552 128255624 131581751 134231048 138381068 139375792 139400408 141167264 147061957 149990218 150379144 152725447 155738972 155800456 158149792 168034154 168070808 168100492 171417392 174543368 187802878 189186268 192114848 204122026 220999184 228136382 229510064 243907636 247683296 256511248 263163502 268462096 272543201 276762136 278751584 278800816 294123914 299980436 300758288 305450894 311477944 311600912 331075969 336068308 336141616 336200984 342834784 349086736 357150467 370904657 375605756 378372536 408244052 414540499 441998368 456272764 459020128 487815272 513022496 526327004 536924192 545086402 553524272 557601632 588119539 588247828 599960872 601516576 610901788 622955888 623201824 657310073 662151938 672136616 672283232 672401968 698173472 714300934 714427091 741809314 751211512 756745072 798477337 816488104 829080998 894534761 912545528 975630544 1052654008 1090172804 1107048544 1176239078 1176495656 1199921744 1221803576 1245911776 1314620146 1324303876 1344273232 1344803936 1428601868 1428854182 1483618628 1502423024 1513490144 1596324463 1596954674 1632976208 1658161996 1789069522 1825091056 1939159247 1951261088 2105308016 2180345608 2352478156 2352991312 2399843488 2443607152 2500053269 2596332599 2629240292 2648607752 2688546464 2857203736 2857708364 2901783493 2967237256 3004846048 3192648926 3193909348 3265952416 3316323992 3578139044 3650182112 3878318494 4210616032 4360691216 4704956312 4705982624 4887214304 5000106538 5192665198 5258480584 5297215504 5714407472 5715416728 5803566986 5934474512 6261743327 6385297852 6387818696 6632647984 7047188483 7156278088 7756636988 8721382432 9409912624 10000213076 10385330396 10516961168 10594431008 11174271241 11428814944 11430833456 11607133972 11868949024 12523486654 12770595704 12775637392 13265295968 13574114729 14094376966 14312556176 15207090937 15513273976 16996160459 18819825248 20000426152 20770660792 21033922336 22348542482 22861666912 23214267944 25046973308 25541191408 25551274784 27148229458 28188753932 28625112352 30414181874 31026547952 33992320918 40000852304 41541321584 44697084964 46428535888 49330319381 50093946616 51082382816 54296458916 56377507864 60828363748 62053095904 67984641836 80001704608 83082643168 89394169928 92857071776 98660638762 100187893232 106449636559 108592917832 112755015728 118973123213 121656727496 135969283672 178788339856 197321277524 200375786464 212899273118 217185835664 225510031456 237946246426 243313454992 271938567344 288934727803 357576679712 394642555048 425798546236 434371671328 475892492852 486626909984 543877134688 577869455606 789285110096 851597092472 951784985704 1155738911212 1578570220192 1703194184944 1903569971408 2022543094621 2311477822424 3406388369888 3807139942816 4045086189242 4622955644848 8090172378484 9245911289696 16180344756968 32360689513936 64721379027872
• Sum of all divisors σ(n): 168511674240000
• Sum of proper divisors (its aliquot sum) s(n): 103790295212128
• 64721379027872 is an abundant number, because the sum of its proper divisors (103790295212128) is greater than itself. Its abundance is 39068916184256

Bases of 64721379027872

• Binary: 1110101101110100011110110011100110101110100000₂
• Hexadecimal: 0x3ADD1ECE6BA0
• Base-36: MXWLA0LNK

Squares and roots of 64721379027872

• 64721379027872 squared (64721379027872²) is 4188856903269469551752848384
• 64721379027872 cubed (64721379027872³) is 271108595330021497595882869936856926158848
• The square root of 64721379027872 is 8044959.8524711109
• The cube root of 64721379027872 is 40149.7261501911

Scales and comparisons

• 64,721,379,027,872 seconds is equal to 2,057,939 years, 34 weeks, 1 day, 1 hour, 4 minutes, 32 seconds.
• To count from 1 to 64,721,379,027,872 would take you about five million, one hundred forty-four thousand, eight hundred forty-nine 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 64721379027872 cubic inches would be around 3345.8 feet tall.

Recreational maths with 64721379027872

• 64721379027872 backwards is 27872097312746
• The number of decimal digits it has is: 14
• The sum of 64721379027872's digits is 65
• More coming soon!