642731141808

Names of 642731141808

• Cardinal: 642731141808 can be written as Six hundred forty-two billion, seven hundred thirty-one million, one hundred forty-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 6.42731141808 × 10¹¹

Factors of 642731141808

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 5192

Divisors of 642731141808

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 19 21 24 27 28 34 36 38 42 43 48 51 54 56 57 63 68 72 76 81 84 86 102 108 112 114 119 126 129 133 136 144 152 153 162 168 171 172 189 204 216 228 238 252 258 266 272 301 304 306 323 324 336 342 344 357 378 387 399 408 432 456 459 476 504 513 516 532 567 602 612 646 648 684 688 714 731 756 774 798 816 817 903 912 918 952 969 1008 1026 1032 1064 1071 1134 1161 1197 1204 1224 1292 1296 1368 1377 1428 1462 1512 1539 1548 1596 1634 1806 1836 1904 1938 2052 2064 2128 2142 2193 2261 2268 2322 2394 2408 2448 2451 2584 2709 2736 2754 2856 2907 2924 3024 3078 3096 3192 3213 3268 3483 3591 3612 3672 3876 4104 4284 4386 4522 4536 4644 4788 4816 4902 5101 5117 5168 5418 5508 5712 5719 5814 5848 6156 6192 6384 6426 6536 6579 6783 6966 7182 7224 7344 7353 7752 8127 8208 8568 8721 8772 9044 9072 9288 9576 9639 9804 10202 10234 10773 10836 11016 11438 11628 11696 12312 12852 13072 13158 13566 13889 13932 14364 14448 14706 15303 15351 15504 16254 17136 17157 17442 17544 18088 18576 19152 19278 19608 19737 20349 20404 20468 21546 21672 22032 22059 22876 23256 24381 24624 25704 26163 26316 27132 27778 27864 28728 29412 30606 30702 32508 34314 34884 35088 35707 36176 38556 39216 39474 40698 40808 40936 41667 43092 43344 44118 45752 45909 46053 46512 48762 51408 51471 52326 52632 54264 55556 55728 57456 58824 59211 61047 61212 61404 65016 66177 68628 69768 71414 77112 78948 81396 81616 81872 83334 86184 86717 88236 91504 91818 92106 96919 97223 97524 102942 104652 105264 107121 108528 111112 117648 118422 122094 122424 122808 125001 130032 132354 137256 137727 138159 139536 142828 154224 154413 157896 162792 166668 172368 173434 176472 183141 183636 184212 193838 194446 195048 205884 209304 214242 219343 222224 236844 244188 244848 245616 250002 260151 264708 274512 275454 276318 285656 290757 291669 308826 315792 321363 325584 333336 346868 352944 366282 367272 368424 375003 387676 388892 390096 411768 413181 414477 418608 428484 438686 463239 473688 488376 500004 520302 529416 550908 552636 571312 581514 583338 607019 617652 642726 658029 666672 678433 693736 732564 734544 736848 750006 775352 777784 780453 823536 826362 828954 856968 872271 875007 877372 926478 947376 964089 976752 1000008 1040604 1058832 1101816 1105272 1125009 1163028 1166676 1214038 1235304 1285452 1316058 1356866 1387472 1465128 1500012 1535401 1550704 1555568 1560906 1647623 1652724 1657908 1713936 1744542 1750014 1754744 1821057 1852956 1928178 1974087 2000016 2035299 2081208 2203632 2210544 2250018 2326056 2333352 2341359 2428076 2470608 2570904 2616813 2625021 2632116 2713732 2892267 2930256 3000024 3070802 3121812 3295246 3305448 3315816 3489084 3500028 3509488 3642114 3705912 3728831 3856356 3948174 4070598 4162416 4167517 4500036 4606203 4652112 4666704 4682718 4856152 4942869 5141808 5233626 5250042 5264232 5427464 5463171 5784534 5922261 6000048 6105897 6141604 6243624 6590492 6610896 6631632 6978168 7000056 7024077 7284228 7411824 7457662 7712712 7850439 7875063 7896348 8141196 8335034 9000072 9212406 9365436 9712304 9885738 10467252 10500084 10528464 10854928 10926342 11186493 11533361 11569068 11844522 12211794 12283208 12487248 12502551 13180984 13818609 13956336 14000112 14048154 14568456 14828607 14915324 15425424 15700878 15750126 15792696 16282392 16389513 16670068 17766783 18000144 18317691 18424812 18730872 19771476 20934504 21000168 21852684 22372986 23066722 23138136 23689044 24423588 24566416 25005102 26101817 26361968 27637218 28096308 29136912 29172619 29657214 29830648 31401756 31500252 31585392 32564784 32779026 33340136 33559479 34600083 35533566 36635382 36849624 37461744 37507653 39542952 41455827 41869008 42000336 43705368 44485821 44745972 46133444 46276272 47378088 48847176 49168539 50010204 52203634 54953073 55274436 56192616 58345238 59314428 59661296 62803512 63000504 65558052 66680272 67118958 69200166 70847789 71067132 73270764 73699248 75015306 78305451 79085904 82911654 87410736 87517857 88971642 89491944 92266888 94756176 97694352 98337078 100020408 100678437 103800249 104407268 109906146 110548872 112385232 112522959 116690476 118628856 124367481 125607024 126001008 131116104 133457463 134237916 138400332 141695578 142134264 146541528 150030612 156610902 165823308 175035714 177943284 178983888 184533776 196674156 200040816 201356874 207600498 208814536 212543367 219812292 221097744 225045918 233380952 234916353 237257712 248734962 262232208 262553571 266914926 268475832 276800664 283391156 284268528 293083056 300061224 302035311 311400747 313221804 331646616 337568877 350071428 355886568 393348312 402713748 415200996 417629072 425086734 439624584 450091836 466761904 469832706 495934523 497469924 525107142 533829852 536951664 553601328 566782312 600122448 604070622 622801494 626443608 637630101 663293232 675137754 700142856 704749059 711773136 786696624 787660713 805427496 830401992 850173468 879249168 900183672 934202241 939665412 991869046 994939848 1050214284 1067659704 1133564624 1208141244 1245602988 1252887216 1275260202 1350275508 1400285712 1409498118 1487803569 1575321426 1610854992 1660803984 1700346936 1800367344 1868404482 1879330824 1912890303 1983738092 1989879696 2100428568 2114247177 2135319408 2362982139 2416282488 2491205976 2550520404 2700551016 2818996236 2975607138 3150642852 3400693872 3736808964 3758661648 3825780606 3967476184 4200857136 4228494354 4463410707 4725964278 4832564976 4982411952 5101040808 5401102032 5637992472 5738670909 5951214276 6301285704 7473617928 7651561212 7934952368 8456988708 8926821414 9451928556 10202081616 11275984944 11477341818 11902428552 12602571408 13390232121 14947235856 15303122424 16913977416 17853642828 18903857112 22954683636 23804857104 26780464242 30606244848 33827954832 35707285656 37807714224 40170696363 45909367272 53560928484 71414571312 80341392726 91818734544 107121856968 160682785452 214243713936 321365570904 642731141808
• Sum of all divisors σ(n): 2425116925440
• Sum of proper divisors (its aliquot sum) s(n): 1782385783632
• 642731141808 is an abundant number, because the sum of its proper divisors (1782385783632) is greater than itself. Its abundance is 1139654641824

Bases of 642731141808

• Binary: 1001010110100101110000101110101010110000₂
• Hexadecimal: 0x95A5C2EAB0
• Base-36: 879LIZ00

Squares and roots of 642731141808

• 642731141808 squared (642731141808²) is 413103320649815405508864
• 642731141808 cubed (642731141808³) is 265514368965932200107140691984986112
• The square root of 642731141808 is 801705.1464272885
• The cube root of 642731141808 is 8629.9798362421

Scales and comparisons

• 642,731,141,808 seconds is equal to 20,436 years, 44 weeks, 5 days, 20 hours, 16 minutes, 48 seconds.
• To count from 1 to 642,731,141,808 would take you about forty thousand, eight hundred seventy-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 642731141808 cubic inches would be around 719.2 feet tall.

Recreational maths with 642731141808

• 642731141808 backwards is 808141137246
• The number of decimal digits it has is: 12
• The sum of 642731141808's digits is 45
• More coming soon!