138237865778250

Names of 138237865778250

• Cardinal: 138237865778250 can be written as One hundred thirty-eight trillion, two hundred thirty-seven billion, eight hundred sixty-five million, seven hundred seventy-eight thousand, two hundred fifty.

Scientific notation

• Scientific notation: 1.3823786577825 × 10¹⁴

Factors of 138237865778250

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 288

Divisors of 138237865778250

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 25 27 30 35 42 45 49 50 54 63 70 75 81 90 98 105 125 126 135 147 150 162 175 189 210 225 245 250 270 271 294 315 343 350 375 378 405 441 450 490 525 542 567 630 675 686 735 750 810 813 875 882 945 1029 1050 1125 1134 1225 1323 1350 1355 1470 1575 1626 1715 1750 1890 1897 2025 2058 2205 2250 2439 2450 2625 2646 2710 2835 3087 3150 3375 3430 3675 3794 3969 4050 4065 4410 4725 4878 5145 5250 5670 5691 6125 6174 6615 6750 6775 7317 7350 7875 7938 8130 8575 9261 9450 9485 10125 10290 11025 11382 12195 12250 13230 13279 13550 14175 14634 15435 15750 17073 17150 18375 18522 18970 19845 20250 20325 21951 22050 23625 24390 25725 26558 27783 28350 28455 30870 33075 33875 34146 36585 36750 39690 39837 40650 42875 43902 46305 47250 47425 51219 51450 55125 55566 56910 60975 66150 66395 67750 70875 73170 73441 77175 79674 85365 85750 92610 92953 94850 99225 101625 102438 109755 110250 119511 121950 128625 132790 138915 141750 142275 146882 153657 154350 165375 170730 182925 185906 198450 199185 203250 219510 220323 231525 237125 239022 256095 257250 277830 278859 284550 304875 307314 330750 331975 358533 365850 367205 385875 398370 426825 440646 463050 464765 474250 496125 512190 514087 548775 557718 597555 609750 660969 663950 694575 711375 717066 734410 768285 771750 836577 853650 914625 929530 992250 995925 1028174 1075599 1097550 1101615 1157625 1195110 1280475 1321938 1389150 1394295 1422750 1536570 1542261 1659875 1673154 1792665 1829250 1836025 1982907 1991850 2134125 2151198 2203230 2315250 2323825 2509731 2560950 2570435 2743875 2788590 2987775 3084522 3304845 3319750 3472875 3585330 3598609 3672050 3841425 3965814 4182885 4268250 4626783 4647650 4979625 5019462 5140870 5377995 5487750 5508075 5948721 5975550 6402375 6609690 6945750 6971475 7197218 7529193 7682850 7711305 8365770 8963325 9180125 9253566 9914535 9959250 10755990 10795827 11016150 11619125 11897442 12548655 12804750 12852175 13880349 13942950 14938875 15058386 15422610 16524225 17926650 17993045 18360250 19207125 19829070 19902511 20914425 21591654 23133915 23238250 25097310 25190263 25704350 26889975 27540375 27760698 29743605 29877750 32387481 33048450 34857375 35986090 37645965 38414250 38556525 39805022 41641047 41828850 44816625 46267830 49572675 50380526 53779950 53979135 55080750 59487210 59707533 62743275 64260875 64774962 69401745 69714750 75291930 75570789 77113050 82621125 83282094 89633250 89965225 97162443 99145350 99512555 104572125 107958270 115669575 119415066 125486550 125951315 128521750 134449875 138803490 139317577 148718025 151141578 161937405 165242250 179122599 179930450 188229825 192782625 194324886 199025110 208205235 209144250 226712367 231339150 247863375 251902630 268899750 269895675 278635154 291487329 297436050 298537665 313716375 323874810 347008725 358245198 376459650 377853945 385565250 416410470 417952731 449826125 453424734 485812215 495726750 497562775 537367797 539791350 578347875 582974658 597075330 627432750 629756575 680137101 694017450 696587885 743590125 755707890 809687025 835905462 895612995 899652250 941149125 971624430 975223039 995125550 1041026175 1074735594 1133561835 1156695750 1253858193 1259513150 1349478375 1360274202 1393175770 1457436645 1487180250 1492688325 1612103391 1619374050 1735043625 1791225990 1882298250 1889269725 1950446078 2040411303 2082052350 2089763655 2267123670 2429061075 2487813875 2507716386 2686838985 2698956750 2914873290 2925669117 2985376650 3148782875 3224206782 3400685505 3470087250 3482939425 3761574579 3778539450 4048435125 4080822606 4179527310 4478064975 4858122150 4876115195 4975627750 5205130875 5373677970 5667809175 5851338234 6269290965 6297565750 6801371010 6826561273 6965878850 7287183225 7463441625 7523149158 8060516955 8096870250 8777007351 8956129950 9446348625 9752230390 10202056515 10410261750 10448818275 11284723737 11335618350 12145305375 12538581930 13434194925 13653122546 14574366450 14628345585 14926883250 16121033910 17003427525 17414697125 17554014702 18807872895 18892697250 20404113030 20479683819 20897636550 22390324875 22569447474 24290610750 24380575975 26331022053 26868389850 28339045875 29256691170 31346454825 34006855050 34132806365 34829394250 36435916125 37615745790 40302584775 40959367638 43885036755 44780649750 48761151950 51010282575 52244091375 52662044106 56423618685 56678091750 61439051457 62692909650 67170974625 68265612730 72871832250 73141727925 78993066159 80605169550 85017137625 87770073510 94039364475 102020565150 102398419095 104488182750 112847237370 121902879875 122878102914 131655110265 134341949250 146283455850 156732274125 157986132318 170034275250 170664031825 184317154371 188078728950 201512923875 204796838190 219425183775 243805759750 255051412875 263310220530 282118093425 307195257285 313464548250 341328063650 365708639625 368634308742 394965330795 403025847750 438850367550 470196822375 510102825750 511992095475 552951463113 564236186850 614390514570 658275551325 731417279250 789930661590 853320159125 921585771855 940393644750 1023984190950 1097125918875 1105902926226 1316551102650 1410590467125 1535976286425 1706640318250 1843171543710 1974826653975 2194251837750 2559960477375 2764757315565 2821180934250 3071952572850 3291377756625 3949653307950 4607928859275 5119920954750 5529514631130 6582755513250 7679881432125 9215857718550 9874133269875 13823786577825 15359762864250 19748266539750 23039644296375 27647573155650 46079288592750 69118932889125 138237865778250
• Sum of all divisors σ(n): 452485445068800
• Sum of proper divisors (its aliquot sum) s(n): 314247579290550
• 138237865778250 is an abundant number, because the sum of its proper divisors (314247579290550) is greater than itself. Its abundance is 176009713512300

Bases of 138237865778250

• Binary: 11111011011101000000010111000100101110001001010₂
• Hexadecimal: 0x7DBA02E25C4A
• Base-36: 1D01LK36MI

Squares and roots of 138237865778250

• 138237865778250 squared (138237865778250²) is 19109707534925462478173062500
• 138237865778250 cubed (138237865778250³) is 2641685185274638756175994434149748390625000
• The square root of 138237865778250 is 11757460.0053859423
• The cube root of 138237865778250 is 51706.1664690385

Scales and comparisons

• 138,237,865,778,250 seconds is equal to 4,395,536 years, 27 weeks, 5 days, 8 hours, 37 minutes, 30 seconds.
• To count from 1 to 138,237,865,778,250 would take you about ten million, nine hundred eighty-eight thousand, eight hundred forty-one 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 138237865778250 cubic inches would be around 4308.8 feet tall.

Recreational maths with 138237865778250

• 138237865778250 backwards is 052877568732831
• The number of decimal digits it has is: 15
• The sum of 138237865778250's digits is 72
• More coming soon!