38686321010261428

Names of 38686321010261428

• Cardinal: 38686321010261428 can be written as Thirty-eight quadrillion, six hundred eighty-six trillion, three hundred twenty-one billion, ten million, two hundred sixty-one thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 3.8686321010261428 × 10¹⁶

Factors of 38686321010261428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1598

Divisors of 38686321010261428

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 14 17 19 28 34 38 68 76 119 133 238 266 289 323 361 476 532 578 646 722 1156 1292 1444 1553 2023 2261 2527 3106 4046 4522 4913 5054 5491 6137 6212 6859 8092 9044 9826 10108 10871 10982 12274 13718 19652 21742 21964 24548 26401 27436 29507 34391 38437 42959 43484 48013 52802 59014 68782 76874 83521 85918 93347 96026 104329 105604 116603 118028 137564 153748 167042 171836 184807 186694 192052 206549 208658 233206 334084 369614 373388 413098 417316 448817 466412 501619 560633 584647 653429 730303 739228 816221 826196 897634 1003238 1121266 1169294 1306858 1460606 1586899 1632442 1773593 1795268 1982251 2006476 2242532 2338588 2411809 2613716 2921212 3141719 3173798 3264884 3511333 3547186 3924431 3964502 4823618 6283438 6347596 7022666 7094372 7629889 7848862 7929004 8527523 9530761 9647236 10652027 11108293 12415151 12566876 13875757 14045332 15259778 15697724 16882663 17055046 19061522 21304054 22216586 24830302 27751514 30151081 30519556 33698267 33765326 34110092 38123044 41000753 42608108 44433172 45824371 49660604 53409223 55503028 59692661 60302162 66715327 67396534 67530652 74564189 82001506 91648742 106818446 119385322 120604324 129708113 133430654 134793068 144967891 149128378 162022937 164003012 181084459 183297484 211057567 213636892 235887869 238770644 259416226 266861308 287005271 289935782 298256756 320770597 324045874 362168918 422115134 471775738 518832452 572870539 574010542 579871564 641541194 648091748 697012801 724337836 779014307 844230268 870663049 907956791 943551476 1014775237 1134160559 1145741078 1148021084 1267591213 1283082388 1394025602 1558028614 1741326098 1815913582 2029550474 2268321118 2291482156 2464454147 2535182426 2754389929 2788051204 3078435803 3116057228 3482652196 3631827164 4010093773 4059100948 4536642236 4879089607 4928908294 5070364852 5453100149 5508779858 6094641343 6156871606 8020187546 9758179214 9857816588 10906200298 11017559716 11849217617 12189282686 12313743212 13243243219 14801271833 16040375092 16542597931 17251179029 19280729503 19516358428 21549050621 21812400596 23698435234 24378565372 26486486438 29602543666 33085195862 34502358058 38561459006 43098101242 46824628793 47396870468 52333408651 52972972876 59205087332 66170391724 69004716116 77122918012 82944523319 86196202484 92702702533 93649257586 103608902831 104666817302 115798185517 165889046638 185405405066 187298515172 201436699489 207217805662 209333634604 225135134723 231596371034 251621621161 281224164827 327772401551 331778093276 366333860557 370810810132 402873398978 414435611324 450270269446 463192742068 503243242322 562448329654 655544803102 732667721114 805746797956 889667947067 900540538892 1006486484644 1124896659308 1311089606204 1410056896423 1465335442228 1575945943061 1761351348127 1779335894134 1968569153789 2820113792846 3151891886122 3522702696254 3558671788268 3827297290291 3937138307578 4277567559737 4780810802059 5640227585692 6227675629469 6303783772244 7045405392508 7654594580582 7874276615156 8555135119474 9561621604118 12455351258938 15309189161164 17110270238948 19123243208236 24910702517876 26791081032037 29942972918159 33465675614413 53582162064074 59885945836318 66931351228826 72718648515529 81273783635003 107164324128148 119771891672636 133862702457652 145437297031058 162547567270006 290874594062116 325095134540012 509030539608703 568916485445021 1018061079217406 1137832970890042 1381654321795051 2036122158434812 2275665941780084 2763308643590102 5526617287180204 9671580252565357 19343160505130714 38686321010261428
• Sum of all divisors σ(n): 86830751891347520
• Sum of proper divisors (its aliquot sum) s(n): 48144430881086092
• 38686321010261428 is an abundant number, because the sum of its proper divisors (48144430881086092) is greater than itself. Its abundance is 9458109870824664

Bases of 38686321010261428

• Binary: 10001001011100010000000100000101011110111011110110110100₂
• Hexadecimal: 0x897101057BBDB4
• Base-36: AKX5MIUAU9G

Squares and roots of 38686321010261428

• 38686321010261428 squared (38686321010261428²) is 1496631433308994795158072904599184
• 38686321010261428 cubed (38686321010261428³) is 57899164063039440528251505971615722291359395474752
• The square root of 38686321010261428 is 196688385.5499897789
• The cube root of 38686321010261428 is 338209.5062430691

Scales and comparisons

• 38,686,321,010,261,428 seconds is equal to 1,230,105,343 years, 24 weeks, 6 days, 4 hours, 10 minutes, 28 seconds.
• To count from 1 to 38,686,321,010,261,428 would take you about three billion, six hundred ninety million, three hundred sixteen thousand and thirty 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 38686321010261428 cubic inches would be around 28184.1 feet tall.

Recreational maths with 38686321010261428

• 38686321010261428 backwards is 82416201012368683
• The number of decimal digits it has is: 17
• The sum of 38686321010261428's digits is 61
• More coming soon!