138424995515520

Names of 138424995515520

• Cardinal: 138424995515520 can be written as One hundred thirty-eight trillion, four hundred twenty-four billion, nine hundred ninety-five million, five hundred fifteen thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.3842499551552 × 10¹⁴

Factors of 138424995515520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 54494614

Divisors of 138424995515520

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 49 54 56 60 63 64 70 72 80 81 84 90 96 98 105 108 112 120 126 128 135 140 144 147 160 162 168 180 189 192 196 210 216 224 240 245 252 270 280 288 294 315 320 324 336 360 378 384 392 405 420 432 441 448 480 490 504 540 560 567 576 588 630 640 648 672 720 735 756 784 810 840 864 882 896 945 960 980 1008 1080 1120 1134 1152 1176 1260 1296 1323 1344 1440 1470 1512 1568 1620 1680 1728 1764 1890 1920 1960 2016 2160 2205 2240 2268 2352 2520 2592 2646 2688 2835 2880 2940 3024 3136 3240 3360 3456 3528 3780 3920 3969 4032 4320 4410 4480 4536 4704 5040 5184 5292 5670 5760 5880 6048 6272 6480 6615 6720 7056 7560 7840 7938 8064 8640 8820 9072 9408 10080 10368 10584 11340 11760 12096 12960 13230 13440 14112 15120 15680 15876 17280 17640 18144 18816 19845 20160 21168 22680 23520 24192 25920 26460 28224 30240 31360 31752 35280 36288 39690 40320 42336 45360 47040 51840 52920 56448 60480 63504 70560 72576 79380 84672 90720 94080 105840 120960 127008 141120 158760 169344 181440 211680 254016 282240 317520 362880 423360 508032 635040 846720 1270080 2540160 54494597 108989194 163483791 217978388 272472985 326967582 381462179 435956776 490451373 544945970 653935164 762924358 817418955 871913552 980902746 1089891940 1144386537 1307870328 1471354119 1525848716 1634837910 1743827104 1907310895 1961805492 2179783880 2288773074 2452256865 2615740656 2670235253 2942708238 3051697432 3269675820 3433159611 3487654208 3814621790 3923610984 4359567760 4414062357 4577546148 4904513730 5231481312 5340470506 5721932685 5885416476 6103394864 6539351640 6866319222 6975308416 7356770595 7629243580 7847221968 8010705759 8719135520 8828124714 9155092296 9809027460 10299478833 10462962624 10680941012 11443865370 11770832952 12206789728 13078703280 13351176265 13732638444 14713541190 15258487160 15694443936 16021411518 17165798055 17438271040 17656249428 18310184592 19618054920 20598957666 20925925248 21361882024 22070311785 22887730740 23541665904 24032117277 24413579456 26157406560 26702352530 27465276888 29427082380 30516974320 30898436499 31388887872 32042823036 34331596110 34876542080 35312498856 36620369184 39236109840 40053528795 41197915332 42723764048 44140623570 45775461480 47083331808 48064234554 48827158912 51497394165 52314813120 53404705060 54930553776 58854164760 61033948640 61796872998 62777775744 64085646072 68663192220 70624997712 72096351831 73240738368 78472219680 80107057590 82395830664 85447528096 88281247140 91550922960 94166663616 96128469108 102994788330 104629626240 106809410120 109861107552 117708329520 120160586385 122067897280 123593745996 128171292144 137326384440 141249995424 144192703662 146481476736 154492182495 156944439360 160214115180 164791661328 170895056192 176562494280 183101845920 188333327232 192256938216 205989576660 213618820240 216289055493 219722215104 235416659040 240321172770 244135794560 247187491992 256342584288 274652768880 282499990848 288385407324 308984364990 313888878720 320428230360 329583322656 341790112384 353124988560 360481759155 366203691840 384513876432 411979153320 427237640480 432578110986 439444430208 470833318080 480642345540 494374983984 512685168576 549305537760 564999981696 576770814648 617968729980 640856460720 659166645312 706249977120 720963518310 732407383680 769027752864 823958306640 854475280960 865156221972 941666636160 961284691080 988749967968 1025370337152 1081445277465 1098611075520 1153541629296 1235937459960 1281712921440 1318333290624 1412499954240 1441927036620 1538055505728 1647916613280 1708950561920 1730312443944 1922569382160 1977499935936 2162890554930 2197222151040 2307083258592 2471874919920 2563425842880 2824999908480 2883854073240 3076111011456 3295833226560 3460624887888 3845138764320 3954999871872 4325781109860 4614166517184 4943749839840 5126851685760 5767708146480 6591666453120 6921249775776 7690277528640 8651562219720 9228333034368 9887499679680 11535416292960 13842499551552 15380555057280 17303124439440 19774999359360 23070832585920 27684999103104 34606248878880 46141665171840 69212497757760 138424995515520
• Sum of all divisors σ(n): 575049340881180
• Sum of proper divisors (its aliquot sum) s(n): 436624345365660
• 138424995515520 is an abundant number, because the sum of its proper divisors (436624345365660) is greater than itself. Its abundance is 298199349850140

Bases of 138424995515520

• Binary: 11111011110010110010100101011111000110010000000₂
• Hexadecimal: 0x7DE594AF8C80
• Base-36: 1D2FKCAW00

Squares and roots of 138424995515520

• 138424995515520 squared (138424995515520²) is 19161479383471732110560870400
• 138424995515520 cubed (138424995515520³) is 2652427697727803451813075269951987908608000
• The square root of 138424995515520 is 11765415.2292012201
• The cube root of 138424995515520 is 51729.4871383627

Scales and comparisons

• 138,424,995,515,520 seconds is equal to 4,401,486 years, 35 weeks, 2 days, 19 hours, 12 minutes.
• To count from 1 to 138,424,995,515,520 would take you about eleven million, three thousand, seven hundred sixteen 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 138424995515520 cubic inches would be around 4310.8 feet tall.

Recreational maths with 138424995515520

• 138424995515520 backwards is 025515599424831
• 138424995515520 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138424995515520's digits is 63
• More coming soon!