644428042469376

Names of 644428042469376

• Cardinal: 644428042469376 can be written as Six hundred forty-four trillion, four hundred twenty-eight billion, forty-two million, four hundred sixty-nine thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 6.44428042469376 × 10¹⁴

Factors of 644428042469376

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 562

Divisors of 644428042469376

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 121 128 132 176 192 197 242 256 264 349 352 363 384 394 484 512 528 591 698 704 726 768 788 968 1024 1047 1056 1182 1396 1408 1452 1536 1576 1936 2048 2094 2112 2167 2364 2792 2816 2904 3072 3152 3839 3872 4096 4188 4224 4334 4728 5584 5632 5808 6144 6304 6501 7678 7744 8192 8376 8448 8668 9456 11168 11264 11517 11616 12288 12608 13002 15356 15488 16384 16752 16896 17336 18912 22336 22528 23034 23232 23837 24576 25216 26004 30712 30976 32768 33504 33792 34672 37824 38809 42229 44672 45056 46068 46464 47674 49152 50432 52008 61424 61952 65536 67008 67584 68753 69344 71511 75648 77618 84458 89344 90112 92136 92928 95348 98304 100864 104016 116427 122848 123904 126687 131072 134016 135168 137506 138688 143022 151296 155236 168916 178688 180224 184272 185856 190696 196608 201728 206259 208032 232854 245696 247808 253374 268032 270336 275012 277376 286044 302592 310472 337832 357376 360448 368544 371712 381392 393216 403456 412518 416064 426899 465708 491392 495616 506748 536064 540672 550024 554752 572088 605184 620944 675664 714752 720896 737088 743424 756283 762784 806912 825036 832128 853798 931416 982784 991232 1013496 1072128 1081344 1100048 1109504 1144176 1210368 1241888 1280697 1351328 1429504 1441792 1474176 1486848 1512566 1525568 1613824 1650072 1664256 1707596 1862832 1965568 1982464 2026992 2144256 2162688 2200096 2219008 2268849 2288352 2420736 2483776 2561394 2702656 2859008 2948352 2973696 3025132 3051136 3227648 3300144 3328512 3415192 3725664 3931136 3964928 4053984 4288512 4325376 4400192 4438016 4537698 4576704 4695889 4841472 4967552 5122788 5405312 5718016 5896704 5947392 6050264 6102272 6455296 6600288 6657024 6830384 7451328 7862272 7929856 8107968 8319113 8577024 8800384 8876032 9075396 9153408 9391778 9682944 9935104 10245576 10810624 11436032 11793408 11894784 12100528 12204544 12910592 13200576 13314048 13544341 13660768 14087667 14902656 15724544 15859712 16215936 16638226 17154048 17600768 17752064 18150792 18306816 18783556 19365888 19870208 20491152 21621248 22872064 23586816 23789568 24201056 24409088 24957339 25821184 26401152 26628096 27088682 27321536 28175334 29805312 31449088 32431872 33276452 34308096 35201536 35504128 36301584 36613632 37567112 38731776 39740416 40633023 40982304 43242496 45744128 47173632 47579136 48402112 48818176 49914678 52802304 53256192 54177364 54643072 56350668 59610624 62898176 64863744 66552904 68616192 70403072 71008256 72603168 73227264 75134224 77463552 79480832 81266046 81964608 86484992 94347264 96804224 97636352 99829356 105604608 106512384 108354728 109286144 112701336 119221248 125796352 129727488 133105808 137232384 140806144 142016512 145206336 146454528 148987751 150268448 158961664 162532092 163929216 172969984 188694528 193608448 195272704 199658712 211209216 213024768 216709456 218572288 225402672 238442496 251592704 259454976 266211616 281612288 284033024 290412672 292909056 297975502 300536896 317923328 325064184 327858432 345939968 377389056 387216896 390545408 399317424 422418432 426049536 433418912 437144576 446963253 450805344 476884992 503185408 518909952 532423232 563224576 580825344 585818112 595951004 601073792 635846656 650128368 655716864 691879936 754778112 774433792 781090816 798634848 844836864 852099072 866837824 874289152 893926506 901610688 953769984 1037819904 1064846464 1126449152 1161650688 1171636224 1191902008 1202147584 1271693312 1300256736 1311433728 1383759872 1509556224 1548867584 1562181632 1597269696 1638865261 1689673728 1733675648 1748578304 1787853012 1803221376 1907539968 2075639808 2129692928 2252898304 2323301376 2343272448 2383804016 2404295168 2543386624 2600513472 2622867456 2767519744 3097735168 3124363264 3194539392 3277730522 3379347456 3467351296 3497156608 3575706024 3606442752 3815079936 4151279616 4259385856 4505796608 4646602752 4686544896 4767608032 4808590336 4916595783 5086773248 5201026944 5245734912 5535039488 6195470336 6389078784 6555461044 6758694912 6934702592 6994313216 7151412048 7212885504 7630159872 8302559232 8518771712 9011593216 9293205504 9373089792 9535216064 9617180672 9833191566 10402053888 10491469824 12390940672 12778157568 13110922088 13517389824 13869405184 13988626432 14302824096 14425771008 15260319744 16605118464 17037543424 18586411008 19070432128 19234361344 19666383132 20804107776 20982939648 24781881344 25556315136 26221844176 27034779648 27738810368 27977252864 28605648192 28851542016 34075086848 37172822016 38140864256 38468722688 39332766264 41608215552 41965879296 49563762688 51112630272 52443688352 55477620736 55954505728 57211296384 57703084032 68150173696 74345644032 76281728512 76937445376 78665532528 83216431104 83931758592 99127525376 102225260544 104887376704 110955241472 114422592768 115406168064 136300347392 148691288064 152563457024 153874890752 157331065056 166432862208 167863517184 204450521088 209774753408 221910482944 228845185536 230812336128 272600694784 297382576128 305126914048 307749781504 314662130112 332865724416 408901042176 419549506816 443820965888 457690371072 461624672256 545201389568 610253828096 615499563008 629324260224 665731448832 817802084352 839099013632 887641931776 915380742144 923249344512 1090402779136 1220507656192 1258648520448 1331462897664 1635604168704 1678198027264 1775283863552 1830761484288 1846498689024 2441015312384 2517297040896 2662925795328 3271208337408 3356396054528 3661522968576 4882030624768 5034594081792 5325851590656 6712792109056 7323045937152 9764061249536 10069188163584 13425584218112 14646091874304 19528122499072 20138376327168 26851168436224 29292183748608 40276752654336 53702336872448 58584367497216 80553505308672 107404673744896 161107010617344 214809347489792 322214021234688 644428042469376
• Sum of all divisors σ(n): 1903971714586200
• Sum of proper divisors (its aliquot sum) s(n): 1259543672116824
• 644428042469376 is an abundant number, because the sum of its proper divisors (1259543672116824) is greater than itself. Its abundance is 615115629647448

Bases of 644428042469376

• Binary: 10010010100001101010011000100011100000000000000000₂
• Hexadecimal: 0x24A1A988E0000
• Base-36: 6CFI5LUI2O

Squares and roots of 644428042469376

• 644428042469376 squared (644428042469376²) is 415287501920911877503897829376
• 644428042469376 cubed (644428042469376³) is 267622911924890466576010658968095309353189376
• The square root of 644428042469376 is 25385587.2980984233
• The cube root of 644428042469376 is 86375.6794932733

Scales and comparisons

• 644,428,042,469,376 seconds is equal to 20,490,818 years, 20 weeks, 6 days, 22 hours, 49 minutes, 36 seconds.
• To count from 1 to 644,428,042,469,376 would take you about fifty-one million, two hundred twenty-seven thousand and forty-six 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 644428042469376 cubic inches would be around 7198 feet tall.

Recreational maths with 644428042469376

• 644428042469376 backwards is 673964240824446
• The number of decimal digits it has is: 15
• The sum of 644428042469376's digits is 69
• More coming soon!