842420900090

Names of 842420900090

• Cardinal: 842420900090 can be written as Eight hundred forty-two billion, four hundred twenty million, nine hundred thousand and ninety.

Scientific notation

• Scientific notation: 8.4242090009 × 10¹¹

Factors of 842420900090

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 438

Divisors of 842420900090

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 5 7 10 11 14 19 22 35 38 55 61 67 70 73 77 95 110 122 133 134 146 154 190 193 209 266 305 335 365 385 386 418 427 469 511 610 665 670 671 730 737 770 803 854 938 965 1022 1045 1159 1273 1330 1342 1351 1387 1463 1474 1606 1930 2090 2123 2135 2318 2345 2546 2555 2702 2774 2926 3355 3667 3685 4015 4087 4246 4270 4453 4690 4697 4891 5110 5159 5621 5795 6365 6710 6755 6935 7315 7334 7370 8030 8113 8174 8906 8911 9394 9709 9782 10318 10615 11242 11590 11773 12730 12749 12931 13510 13870 14003 14089 14630 14861 15257 16226 17822 18335 19418 20435 21230 22265 23485 23546 24455 25498 25669 25795 25862 28006 28105 28178 28609 29722 30514 31171 34237 36670 40337 40565 40870 44530 44555 44957 46970 48545 48910 48983 51338 51590 53801 56210 57218 58865 62342 63745 64655 68474 70015 70445 74305 76285 77653 80674 81130 82411 84607 89110 89243 89914 90517 92929 97090 97966 98021 98623 106799 107602 117730 127490 128345 129310 129503 140030 140890 142241 143045 148610 152570 154979 155306 155855 164822 169214 171185 178486 181034 185858 196042 197246 201685 213598 223687 224785 244915 245689 256690 259006 267691 269005 282359 284482 286090 298351 309958 311710 314699 342370 342881 376607 388265 403370 412055 423035 446215 447374 449570 452585 464645 489830 490105 491378 493115 533995 535382 538010 543571 564718 592249 596702 629398 647515 650503 685762 711205 753214 774895 776530 788791 824110 846070 854183 859429 892430 905170 906521 929290 930677 943963 980210 986230 995687 1022219 1067990 1084853 1087142 1118435 1184498 1228445 1295030 1301006 1338455 1411795 1422410 1491755 1549790 1565809 1573495 1577582 1708366 1714405 1718858 1719823 1813042 1861354 1873837 1883035 1887926 1991374 2044438 2088457 2169706 2236870 2456890 2460557 2676910 2702579 2717855 2823590 2944601 2961245 2983510 3131618 3146990 3252515 3281861 3428810 3439646 3747674 3766070 3943955 4176914 4270915 4297145 4532605 4653385 4719815 4921114 4978435 5111095 5405158 5424265 5435710 5521537 5668669 5889202 5922490 5979281 6016003 6505030 6514739 6563722 6607741 7155533 7829045 7887910 8541830 8594290 8599115 8676701 9065210 9306770 9369185 9439630 9453719 9956870 10222190 10383593 10442285 10848530 11043074 11337338 11958562 12032006 12302785 13029478 13215482 13512895 14311066 14723005 14987029 15658090 16329151 16409305 17198230 17223899 17353402 17935297 18738370 18907438 18918053 20612207 20767186 20884570 22973027 24605570 27025790 27607685 28343345 29446010 29896405 29974058 30080015 32573695 32658302 32818610 33038705 34447798 35777665 35870594 37836106 39680683 41224414 43383505 45946054 47268595 51917965 55215370 56686690 57581743 59792810 60160030 60736907 62355359 65147390 66077410 66176033 71555330 72685151 74935145 79361366 81645755 86119495 86767010 89676485 94537190 94590265 103061035 103835930 104909203 114304057 114865135 115163486 121473814 124710718 125547079 132352066 145370302 149870290 163291510 164857319 172238990 179352970 179620661 189180530 197288267 198403415 206122070 209818406 228608114 229730270 251094158 287908715 303684535 311776795 329714638 330880165 359241322 363425755 394576534 396806830 403072201 436487513 524546015 571520285 575817430 607369070 623553590 627735395 633399173 661760330 726851510 806144402 824286595 872975026 898103305 986441335 1049092030 1094053117 1143040570 1154001233 1255470790 1257344627 1266798346 1381017869 1648573190 1796206610 1972882670 2015361005 2182437565 2188106234 2308002466 2514689254 2762035738 3166995865 4030722010 4364875130 4433794211 5470265585 5770006165 6286723135 6333991730 6905089345 7658371819 8867588422 10940531170 11540012330 12034584287 12573446270 13810178690 15316743638 22168971055 24069168574 38291859095 44337942110 60172921435 76583718190 84242090009 120345842870 168484180018 421210450045 842420900090
• Sum of all divisors σ(n): 2091740405760
• Sum of proper divisors (its aliquot sum) s(n): 1249319505670
• 842420900090 is an abundant number, because the sum of its proper divisors (1249319505670) is greater than itself. Its abundance is 406898605580

Bases of 842420900090

• Binary: 1100010000100100001100101101000011111010₂
• Hexadecimal: 0xC42432D0FA
• Base-36: AR03NIM2

Squares and roots of 842420900090

• 842420900090 squared (842420900090²) is 709672972908445762008100
• 842420900090 cubed (842420900090³) is 597843344607079063993809527870729000
• The square root of 842420900090 is 917834.8980562899
• The cube root of 842420900090 is 9444.4436045909

Scales and comparisons

• 842,420,900,090 seconds is equal to 26,786 years, 19 weeks, 4 days, 21 hours, 34 minutes, 50 seconds.
• To count from 1 to 842,420,900,090 would take you about fifty-three thousand, five hundred seventy-two 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 842420900090 cubic inches would be around 787 feet tall.

Recreational maths with 842420900090

• 842420900090 backwards is 090009024248
• 842420900090 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 842420900090's digits is 38
• More coming soon!