642423247872

Names of 642423247872

• Cardinal: 642423247872 can be written as Six hundred forty-two billion, four hundred twenty-three million, two hundred forty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 6.42423247872 × 10¹¹

Factors of 642423247872

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 302

Divisors of 642423247872

• Number of divisors d(n): 1056
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 19 21 24 28 32 34 38 42 48 49 51 56 57 64 68 73 76 84 96 98 102 112 114 119 128 133 136 146 147 152 168 181 192 196 204 219 224 228 238 256 266 272 292 294 304 323 336 357 362 384 392 399 408 438 448 456 476 511 512 532 543 544 584 588 608 646 672 714 724 768 784 798 816 833 876 896 912 931 952 969 1022 1024 1064 1086 1088 1168 1176 1216 1241 1267 1292 1344 1387 1428 1448 1533 1536 1568 1596 1632 1666 1752 1792 1824 1862 1904 1938 2044 2128 2172 2176 2261 2336 2352 2432 2482 2499 2534 2584 2688 2774 2793 2856 2896 3066 3072 3077 3136 3192 3264 3332 3439 3504 3577 3584 3648 3723 3724 3801 3808 3876 4088 4161 4256 4344 4352 4522 4672 4704 4864 4964 4998 5068 5168 5376 5548 5586 5712 5792 6132 6154 6272 6384 6528 6664 6783 6878 7008 7154 7168 7296 7446 7448 7602 7616 7752 8176 8322 8512 8687 8688 8704 8869 9044 9231 9344 9408 9709 9728 9928 9996 10136 10317 10336 10731 10752 11096 11172 11424 11584 12264 12308 12544 12768 13056 13213 13328 13566 13756 14016 14308 14592 14892 14896 15204 15232 15504 15827 16352 16644 17024 17374 17376 17408 17738 18088 18462 18688 18816 19418 19456 19856 19992 20272 20634 20672 21462 21504 21539 22192 22344 22848 23168 23579 24073 24528 24616 25088 25536 26061 26112 26426 26607 26656 27132 27512 28032 28616 29127 29184 29784 29792 30408 30464 31008 31654 32704 33288 34048 34748 34752 35476 36176 36924 37376 37632 38836 39639 39712 39984 40544 41268 41344 42924 43078 44384 44688 45696 46336 47158 47481 48146 49056 49232 50176 51072 52122 52224 52852 53214 53312 54264 55024 56064 57232 58254 58368 58463 59568 59584 60809 60816 60928 62016 63308 64617 65408 66576 67963 68096 69496 69504 70737 70952 72219 72352 73848 74752 75264 77672 79278 79424 79968 81088 82536 82688 85848 86156 88768 89376 91392 92491 92672 94316 94962 96292 98112 98464 102144 104244 105704 106428 106624 108528 110048 112128 114464 116508 116926 119136 119168 121618 121632 121856 124032 126616 129234 130816 133152 135926 136192 138992 139008 141474 141904 144438 144704 147696 150528 150773 155344 158556 158848 159936 162176 165053 165072 165376 168511 171696 172312 175389 177536 178752 182427 182784 184982 185344 188632 189924 192584 196224 196928 203889 204288 208488 211408 212856 213248 217056 220096 224256 224621 228928 233016 233852 238272 238336 243236 243264 248064 251047 253232 258468 261632 266304 271852 277473 277984 278016 282948 283808 288876 289408 295392 301546 310688 317112 317696 319872 324352 330106 330144 330752 337022 343392 344624 350778 355072 357504 364854 365568 369964 377264 379848 385168 392448 393856 407778 408576 409241 416976 422816 425712 426496 434112 440192 449242 452319 457856 466032 467704 476544 476672 486472 486528 495159 496128 502094 505533 506464 516936 523264 532608 543704 554946 555968 556032 565896 567616 577752 578816 590784 603092 621376 634224 635392 639744 647437 648704 660212 660288 673863 674044 686784 689248 701556 710144 715008 729708 739928 753141 754528 759696 770336 784896 787712 815556 818482 833952 845632 851424 852992 868224 880384 898484 904638 915712 932064 935408 953088 953344 972944 973056 990318 992256 1004188 1011066 1012928 1033872 1065216 1087408 1109892 1111936 1131792 1135232 1155371 1155504 1157632 1181568 1206184 1227723 1242752 1268448 1270784 1279488 1294874 1297408 1320424 1320576 1347726 1348088 1373568 1378496 1403112 1420288 1430016 1459416 1479856 1506282 1509056 1519392 1540672 1569792 1572347 1575424 1631112 1636964 1667904 1691264 1702848 1736448 1757329 1760768 1796968 1809276 1831424 1864128 1870816 1906176 1942311 1945888 1946112 1980636 2008376 2022132 2025856 2067744 2130432 2174816 2219784 2223872 2263584 2270464 2310742 2311008 2315264 2363136 2412368 2455446 2485504 2536896 2558976 2589748 2640848 2641152 2695452 2696176 2747136 2756992 2806224 2860032 2864687 2918832 2959712 3012564 3018112 3038784 3081344 3144694 3150848 3262224 3273928 3335808 3382528 3405696 3466113 3472896 3514658 3521536 3593936 3618552 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102427176 104391168 104765696 110915616 112469056 115005952 115793664 119498372 124307904 126760704 128536064 129416448 132077148 136569568 137504976 142066176 147615636 147887488 150945312 154391552 157148544 165743872 168703584 169014272 172508928 172555264 176102864 179247558 179598336 183339968 186805248 192804096 196820848 201260416 204854352 208782336 209122151 209531392 221831232 224938112 230011904 231587328 238996744 248615808 253521408 257072128 258832896 264154296 273139136 275009952 284132352 295231272 295774976 301890624 314297088 331487744 337407168 345017856 352205728 358495116 366679936 385608192 393641696 402520832 409708704 418244302 419062784 443662464 449876224 463174656 477993488 497231616 507042816 517665792 528308592 546278272 550019904 590462544 591549952 603781248 627366453 628594176 662975488 674814336 690035712 704411456 716990232 733359872 771216384 787283392 805041664 819417408 836488604 887324928 899752448 955986976 994463232 1056617184 1092556544 1100039808 1180925088 1183099904 1207562496 1254732906 1257188352 1349628672 1408822912 1433980464 1466719744 1574566784 1610083328 1638834816 1672977208 1774649856 1799504896 1911973952 1988926464 2113234368 2185113088 2200079616 2361850176 2415124992 2509465812 2699257344 2817645824 2867960928 2933439488 3149133568 3277669632 3345954416 3549299712 3823947904 4226468736 4370226176 4400159232 4723700352 4830249984 5018931624 5398514688 5635291648 5735921856 6298267136 6555339264 6691908832 7647895808 8452937472 8800318464 9447400704 10037863248 11270583296 11471843712 12596534272 13110678528 13383817664 15295791616 16905874944 18894801408 20075726496 22943687424 26767635328 30591583232 33811749888 37789602816 40151452992 45887374848 53535270656 80302905984 91774749696 107070541312 160605811968 214141082624 321211623936 642423247872
• Sum of all divisors σ(n): 2262863191680
• Sum of proper divisors (its aliquot sum) s(n): 1620439943808
• 642423247872 is an abundant number, because the sum of its proper divisors (1620439943808) is greater than itself. Its abundance is 978016695936

Bases of 642423247872

• Binary: 1001010110010011011010001101010000000000₂
• Hexadecimal: 0x959368D400
• Base-36: 874I7QIO

Squares and roots of 642423247872

• 642423247872 squared (642423247872²) is 412707629406409152528384
• 642423247872 cubed (642423247872³) is 265132975704819103220191489947598848
• The square root of 642423247872 is 801513.0990021311
• The cube root of 642423247872 is 8628.6015809147

Scales and comparisons

• 642,423,247,872 seconds is equal to 20,427 years, 3 weeks, 5 days, 6 hours, 11 minutes, 12 seconds.
• To count from 1 to 642,423,247,872 would take you about forty thousand, eight hundred fifty-four 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 642423247872 cubic inches would be around 719.1 feet tall.

Recreational maths with 642423247872

• 642423247872 backwards is 278742324246
• 642423247872 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 642423247872's digits is 51
• More coming soon!