138138684600

Names of 138138684600

• Cardinal: 138138684600 can be written as One hundred thirty-eight billion, one hundred thirty-eight million, six hundred eighty-four thousand, six hundred.

Scientific notation

• Scientific notation: 1.381386846 × 10¹¹

Factors of 138138684600

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 17502

Divisors of 138138684600

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 25 28 30 31 35 40 42 50 56 60 61 62 70 75 84 93 100 105 120 122 124 140 150 155 168 175 183 186 200 210 217 244 248 280 300 305 310 350 366 372 420 427 434 465 488 525 600 610 620 651 700 732 744 775 840 854 868 915 930 1050 1085 1220 1240 1281 1302 1400 1464 1525 1550 1708 1736 1830 1860 1891 2100 2135 2170 2325 2440 2562 2604 3050 3100 3255 3416 3660 3720 3782 4200 4270 4340 4575 4650 5124 5208 5425 5673 6100 6200 6405 6510 7320 7564 8540 8680 9150 9300 9455 10248 10675 10850 11346 12200 12810 13020 13237 15128 16275 17080 17393 18300 18600 18910 21350 21700 22692 25620 26040 26474 28365 32025 32550 34786 36600 37820 39711 42700 43400 45384 47275 51240 52179 52948 56730 64050 65100 66185 69572 75640 79422 85400 86965 94550 104358 105896 113460 121751 128100 130200 132370 139144 141825 158844 173930 189100 198555 208716 226920 243502 256200 260895 264740 283650 317688 330925 347860 365253 378200 397110 417432 434825 487004 521790 529480 539183 567300 608755 661850 695720 730506 794220 869650 974008 992775 1043580 1060973 1078366 1134600 1217510 1304475 1323700 1461012 1588440 1617549 1739300 1826265 1985550 2087160 2121946 2156732 2435020 2608950 2647400 2695915 2922024 3043775 3182919 3235098 3478600 3652530 3774281 3971100 4243892 4313464 4870040 5217900 5304865 5391830 6087550 6365838 6470196 7305060 7426811 7548562 7942200 8087745 8487784 9131325 10435800 10609730 10783660 11322843 12175100 12731676 12940392 13479575 14610120 14853622 15097124 15914595 16175490 18262650 18871405 21219460 21567320 22280433 22645686 24350200 25463352 26524325 26959150 29707244 30194248 31829190 32350980 32890163 36525300 37134055 37742810 40438725 42438920 44560866 45291372 53048650 53918300 56614215 59414488 63658380 64701960 65780326 73050600 74268110 75485620 79572975 80877450 89121732 90582744 94357025 98670489 106097300 107836600 111402165 113228430 127316760 131560652 148536220 150971240 159145950 161754900 164450815 178243464 185670275 188714050 197340978 212194600 222804330 226456860 230231141 263121304 283071075 297072440 318291900 323509800 328901630 371340550 377428100 394681956 445608660 452913720 460462282 493352445 557010825 566142150 636583800 657803260 690693423 742681100 754856200 789363912 822254075 891217320 920924564 986704890 1114021650 1132284300 1151155705 1315606520 1381386846 1485362200 1644508150 1841849128 1973409780 2228043300 2264568600 2302311410 2466762225 2762773692 3289016300 3453467115 3946819560 4456086600 4604622820 4933524450 5525547384 5755778525 6578032600 6906934230 9209245640 9867048900 11511557050 13813868460 17267335575 19734097800 23023114100 27627736920 34534671150 46046228200 69069342300 138138684600
• Sum of all divisors σ(n): 513504276480
• Sum of proper divisors (its aliquot sum) s(n): 375365591880
• 138138684600 is an abundant number, because the sum of its proper divisors (375365591880) is greater than itself. Its abundance is 237226907280

Bases of 138138684600

• Binary: 10000000101001101101010000110010111000₂
• Hexadecimal: 0x2029B50CB8
• Base-36: 1RGK7F7C

Squares and roots of 138138684600

• 138138684600 squared (138138684600²) is 19082296183018277160000
• 138138684600 cubed (138138684600³) is 2636003293869745664640623736000000
• The square root of 138138684600 is 371670.1287432177
• The cube root of 138138684600 is 5169.3797678883

Scales and comparisons

• 138,138,684,600 seconds is equal to 4,392 years, 19 weeks, 6 days, 8 hours, 50 minutes.
• To count from 1 to 138,138,684,600 would take you about eight thousand, seven hundred eighty-four 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 138138684600 cubic inches would be around 430.8 feet tall.

Recreational maths with 138138684600

• 138138684600 backwards is 006486831831
• The number of decimal digits it has is: 12
• The sum of 138138684600's digits is 48
• More coming soon!