138839037636780

Names of 138839037636780

• Cardinal: 138839037636780 can be written as One hundred thirty-eight trillion, eight hundred thirty-nine billion, thirty-seven million, six hundred thirty-six thousand, seven hundred eighty.

Scientific notation

• Scientific notation: 1.3883903763678 × 10¹⁴

Factors of 138839037636780

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2189

Divisors of 138839037636780

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 67 78 90 108 117 130 134 135 156 180 195 201 234 260 268 270 335 351 390 402 468 540 585 603 670 702 780 804 871 1005 1170 1206 1340 1404 1742 1755 1809 2010 2099 2340 2412 2613 3015 3484 3510 3618 4020 4198 4355 4489 5226 6030 6297 7020 7236 7839 8396 8710 8978 9045 10452 10495 12060 12594 13065 13467 15678 17420 17956 18090 18891 20990 22445 23517 25188 26130 26934 27287 31356 31485 36180 37782 39195 40401 41980 44890 47034 52260 53868 54574 56673 58357 62970 67335 75564 78390 80802 81861 89780 94068 94455 109148 113346 116714 117585 121203 125940 134670 136435 140633 156780 161604 163722 175071 188910 202005 226692 233428 235170 242406 245583 269340 272870 281266 283365 291785 327444 350142 377820 404010 409305 421899 470340 484812 491166 525213 545740 562532 566730 583570 606015 700284 703165 736749 808020 818610 843798 875355 982332 1050426 1133460 1167140 1212030 1227915 1265697 1406330 1473498 1575639 1637220 1687596 1750710 1828229 2100852 2109495 2424060 2455830 2531394 2626065 2812660 2946996 3151278 3501420 3656458 3683745 3797091 4218990 4405801 4911660 5062788 5252130 5484687 6302556 6328485 7312916 7367490 7594182 7878195 8437980 8811602 9141145 9422411 10504260 10969374 12656970 13217403 14734980 15188364 15756390 16454061 17623204 18282290 18844822 18985455 21938748 22029005 25313940 26434806 27423435 28267233 31512780 32908122 36564580 37689644 37970910 39652209 44058010 47112055 49362183 52869612 54846870 56534466 57275413 65816244 66087015 75941820 79304418 82270305 84801699 88116020 94224110 98724366 109693740 113068932 114550826 118956627 122491343 132174030 141336165 158608836 164540610 169603398 171826239 188448220 197448732 198261045 229101652 237913254 244982686 246810915 254405097 264348060 282672330 286377065 295188667 329081220 339206796 343652478 367474029 396522090 424008495 475826508 489965372 493621830 508810194 515478717 565344660 572754130 590377334 594783135 612456715 687304956 734948058 793044180 848016990 859131195 885566001 987243660 1017620388 1030957434 1102422087 1145508260 1180754668 1189566270 1224913430 1272025485 1469896116 1475943335 1546436151 1696033980 1718262390 1771132002 1837370145 2061914868 2204844174 2379132540 2449826860 2544050970 2577393585 2656698003 2951886670 3092872302 3307266261 3436524780 3542264004 3674740290 3837452671 4409688348 4427830005 5088101940 5154787170 5313396006 5512110435 5903773340 6185744604 6614532522 7349480580 7674905342 7732180755 7970094009 8855660010 10309574340 10626792012 11024220870 11512358013 13229065044 13283490015 15349810684 15464361510 15940188018 16536331305 17711320020 19187263355 19777640689 22048441740 23024716026 26566980030 30928723020 31880376036 33072662610 34537074039 38374526710 39555281378 39850470045 46049432052 53133960060 57561790065 59332922067 66145325220 69074148078 76749053420 79110562756 79700940090 98888203445 103611222117 115123580130 118665844134 138148296156 159401880180 172685370195 177998766201 197776406890 207222444234 230247160260 237331688268 257109328957 296664610335 345370740390 355997532402 395552813780 414444888468 514218657914 518056110585 533996298603 593329220670 690741480780 711995064804 771327986871 889993831005 1028437315828 1036112221170 1067992597206 1186658441340 1285546644785 1542655973742 1779987662010 2072224442340 2135985194412 2313983960613 2571093289570 2669981493015 3085311947484 3559975324020 3856639934355 4627967921226 5142186579140 5339962986030 6941951881839 7713279868710 9255935842452 10679925972060 11569919803065 13883903763678 15426559737420 23139839606130 27767807527356 34709759409195 46279679212260 69419518818390 138839037636780
• Sum of all divisors σ(n): 472441650236640
• Sum of proper divisors (its aliquot sum) s(n): 333602612599860
• 138839037636780 is an abundant number, because the sum of its proper divisors (333602612599860) is greater than itself. Its abundance is 194763574963080

Bases of 138839037636780

• Binary: 11111100100010111111011100001001111000010101100₂
• Hexadecimal: 0x7E45FB84F0AC
• Base-36: 1D7PRUAHF0

Squares and roots of 138839037636780

• 138839037636780 squared (138839037636780²) is 19276278371907213367208768400
• 138839037636780 cubed (138839037636780³) is 2676299938374273898919868110583230341752000
• The square root of 138839037636780 is 11782997.8204521451
• The cube root of 138839037636780 is 51781.0117138705

Scales and comparisons

• 138,839,037,636,780 seconds is equal to 4,414,651 years, 48 weeks, 5 days, 23 hours, 33 minutes.
• To count from 1 to 138,839,037,636,780 would take you about eleven million, thirty-six thousand, six hundred twenty-nine 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 138839037636780 cubic inches would be around 4315.1 feet tall.

Recreational maths with 138839037636780

• 138839037636780 backwards is 087636730938831
• The number of decimal digits it has is: 15
• The sum of 138839037636780's digits is 72
• More coming soon!