138549939367680

Names of 138549939367680

• Cardinal: 138549939367680 can be written as One hundred thirty-eight trillion, five hundred forty-nine billion, nine hundred thirty-nine million, three hundred sixty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.3854993936768 × 10¹⁴

Factors of 138549939367680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 25534996

Divisors of 138549939367680

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 157 160 180 192 216 240 256 270 288 314 320 360 384 432 471 480 540 576 628 640 720 768 785 864 942 960 1080 1152 1256 1280 1413 1440 1570 1728 1884 1920 2160 2304 2355 2512 2826 2880 3140 3456 3768 3840 4239 4320 4710 5024 5652 5760 6280 6912 7065 7536 8478 8640 9420 10048 11304 11520 12560 14130 15072 16956 17280 18840 20096 21195 22608 25120 28260 30144 33912 34560 37680 40192 42390 45216 50240 56520 60288 67824 75360 84780 90432 100480 113040 120576 135648 150720 169560 180864 200960 226080 271296 301440 339120 361728 452160 542592 602880 678240 904320 1085184 1356480 1808640 2712960 5425920 25534829 51069658 76604487 102139316 127674145 153208974 204278632 229813461 255348290 306417948 383022435 408557264 459626922 510696580 612835896 689440383 766044870 817114528 919253844 1021393160 1149067305 1225671792 1378880766 1532089740 1634229056 1838507688 2042786320 2298134610 2451343584 2757761532 3064179480 3268458112 3447201915 3677015376 4008968153 4085572640 4596269220 4902687168 5515523064 6128358960 6536916224 6894403830 7354030752 8017936306 8171145280 9192538440 9805374336 11031046128 12026904459 12256717920 13788807660 14708061504 16035872612 16342290560 18385076880 19610748672 20044840765 22062092256 24053808918 24513435840 27577615320 29416123008 32071745224 32684581120 36080713377 36770153760 40089681530 44124184512 48107617836 49026871680 55155230640 58832246016 60134522295 64143490448 72161426754 73540307520 80179363060 88248369024 96215235672 98053743360 108242140131 110310461280 120269044590 128286980896 144322853508 147080615040 160358726120 176496738048 180403566885 192430471344 216484280262 220620922560 240538089180 256573961792 288645707016 294161230080 320717452240 360807133770 384860942688 432968560524 441241845120 481076178360 513147923584 541210700655 577291414032 641434904480 721614267540 769721885376 865937121048 882483690240 962152356720 1026295847168 1082421401310 1154582828064 1282869808960 1443228535080 1539443770752 1731874242096 1924304713440 2164842802620 2309165656128 2565739617920 2886457070160 3078887541504 3463748484192 3848609426880 4329685605240 4618331312256 5131479235840 5772914140320 6927496968384 7697218853760 8659371210480 9236662624512 11545828280640 13854993936768 15394437707520 17318742420960 23091656561280 27709987873536 34637484841920 46183313122560 69274969683840 138549939367680
• Sum of all divisors σ(n): 494791465089600
• Sum of proper divisors (its aliquot sum) s(n): 356241525721920
• 138549939367680 is an abundant number, because the sum of its proper divisors (356241525721920) is greater than itself. Its abundance is 217691586354240

Bases of 138549939367680

• Binary: 11111100000001010101011111010110110111100000000₂
• Hexadecimal: 0x7E02ABEB6F00
• Base-36: 1D40YON9C0

Squares and roots of 138549939367680

• 138549939367680 squared (138549939367680²) is 19196085698787804278228582400
• 138549939367680 cubed (138549939367680³) is 2659616509663839446422808996595558776832000
• The square root of 138549939367680 is 11770723.8251383675
• The cube root of 138549939367680 is 51745.0463171447

Scales and comparisons

• 138,549,939,367,680 seconds is equal to 4,405,459 years, 26 weeks, 3 days, 4 hours, 48 minutes.
• To count from 1 to 138,549,939,367,680 would take you about eleven million, thirteen thousand, six hundred forty-eight 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 138549939367680 cubic inches would be around 4312.1 feet tall.

Recreational maths with 138549939367680

• 138549939367680 backwards is 086763939945831
• The number of decimal digits it has is: 15
• The sum of 138549939367680's digits is 81
• More coming soon!