138784620240

Names of 138784620240

• Cardinal: 138784620240 can be written as One hundred thirty-eight billion, seven hundred eighty-four million, six hundred twenty thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.3878462024 × 10¹¹

Factors of 138784620240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2960

Divisors of 138784620240

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 29 30 35 36 40 42 45 48 54 56 58 60 63 70 72 80 84 87 90 105 108 112 113 116 120 126 135 140 144 145 168 174 180 189 203 210 216 226 232 240 252 261 270 280 290 315 336 339 348 360 378 406 420 432 435 452 464 504 522 540 560 565 580 609 630 678 696 720 756 783 791 812 840 870 904 945 1008 1015 1017 1044 1080 1130 1160 1218 1260 1305 1356 1392 1512 1566 1582 1624 1680 1695 1740 1808 1827 1890 2030 2034 2088 2160 2260 2320 2373 2436 2520 2610 2712 2801 3024 3045 3051 3132 3164 3248 3277 3390 3480 3654 3780 3915 3955 4060 4068 4176 4520 4746 4872 5040 5085 5220 5424 5481 5602 6090 6102 6264 6328 6554 6780 6960 7119 7308 7560 7830 7910 8120 8136 8403 9040 9135 9492 9744 9831 10170 10440 10962 11204 11865 12180 12204 12528 12656 13108 13560 14005 14238 14616 15120 15255 15660 15820 16240 16272 16385 16806 18270 18984 19607 19662 20340 20880 21357 21924 22408 22939 23730 24360 24408 25209 26216 27120 27405 28010 28476 29232 29493 30510 31320 31640 32770 33612 35595 36540 37968 39214 39324 40680 42015 42714 43848 44816 45878 47460 48720 48816 49155 50418 52432 54810 56020 56952 58821 58986 61020 62640 63280 65540 67224 68817 71190 73080 75627 78428 78648 81229 81360 84030 85428 87696 88479 91756 94920 98035 98310 100836 106785 109620 112040 113904 114695 117642 117972 122040 126045 131080 134448 137634 142380 146160 147465 151254 156856 157296 162458 168060 170856 176463 176958 183512 189840 196070 196620 201672 206451 213570 219240 224080 229390 235284 235944 243687 244080 252090 262160 275268 284760 294105 294930 302508 313712 316513 324916 336120 341712 344085 352926 353916 367024 378135 392140 393240 403344 406145 412902 427140 438480 442395 458780 470568 471888 487374 504180 529389 550536 568603 569520 588210 589860 605016 619353 633026 649832 672240 688170 705852 707832 731061 756270 784280 786480 812290 825804 854280 882315 884790 917560 941136 949539 974748 1008360 1032255 1058778 1101072 1137206 1176420 1179720 1210032 1218435 1238706 1266052 1299664 1376340 1411704 1415664 1462122 1512540 1568560 1582565 1624580 1651608 1705809 1708560 1764630 1769580 1835120 1899078 1949496 2016720 2064510 2117556 2193183 2215591 2274412 2352840 2359440 2436870 2477412 2532104 2646945 2752680 2823408 2843015 2848617 2924244 3025080 3096765 3165130 3249160 3303216 3411618 3529260 3539160 3655305 3798156 3898992 4129020 4235112 4386366 4431182 4548824 4705680 4747695 4873740 4954824 5064208 5117427 5293890 5505360 5686030 5697234 5848488 6050160 6193530 6330260 6498320 6646773 6823236 7058520 7078320 7310610 7596312 8258040 8470224 8529045 8545851 8772732 8862364 9097648 9178877 9495390 9747480 9909648 10234854 10587780 10965915 11077955 11372060 11394468 11696976 12387060 12660520 13293546 13646472 14117040 14243085 14621220 15192624 15352281 16516080 17058090 17091702 17545464 17724728 18357754 18990780 19494960 19940319 20469708 21175560 21931830 22155910 22744120 22788936 24774120 25321040 25587135 26587092 27292944 27536631 28486170 29242440 30704562 33233865 34116180 34183404 35090928 35449456 36715508 37981560 39880638 40939416 42351120 42729255 43863660 44311820 45488240 45577872 45894385 49548240 51174270 53174184 55073262 56972340 58484880 59820957 61409124 64252139 66467730 68232360 68366808 73431016 75963120 76761405 79761276 81878832 82609893 85458510 87727320 88623640 91788770 99701595 102348540 106348368 110146524 113944680 119641914 122818248 128504278 132935460 136464720 136733616 137683155 146862032 153522810 159522552 165219786 170917020 175454640 177247280 183577540 192756417 199403190 204697080 220293048 227889360 239283828 245636496 247829679 257008556 265870920 275366310 299104785 307045620 319045104 321260695 330439572 341834040 367155080 385512834 398806380 409394160 413049465 440586096 478567656 495659358 514017112 531741840 550732620 578269251 598209570 614091240 642521390 660879144 683668080 734310160 771025668 797612760 826098930 957135312 963782085 991318716 1028034224 1101465240 1156538502 1196419140 1228182480 1239148395 1285042780 1321758288 1542051336 1595225520 1652197860 1734807753 1927564170 1982637432 2202930480 2313077004 2392838280 2478296790 2570085560 2891346255 3084102672 3304395720 3469615506 3855128340 3965274864 4626154008 4785676560 4956593580 5140171120 5782692510 6608791440 6939231012 7710256680 8674038765 9252308016 9913187160 11565385020 13878462024 15420513360 17348077530 19826374320 23130770040 27756924048 34696155060 46261540080 69392310120 138784620240
• Sum of all divisors σ(n): 570370636800
• Sum of proper divisors (its aliquot sum) s(n): 431586016560
• 138784620240 is an abundant number, because the sum of its proper divisors (431586016560) is greater than itself. Its abundance is 292801396320

Bases of 138784620240

• Binary: 10000001010000001101010011111011010000₂
• Hexadecimal: 0x2050353ED0
• Base-36: 1RR8S2C0

Squares and roots of 138784620240

• 138784620240 squared (138784620240²) is 19261170815161017657600
• 138784620240 cubed (138784620240³) is 2673154276959893070061950349824000
• The square root of 138784620240 is 372538.0789127469
• The cube root of 138784620240 is 5177.4245710763

Scales and comparisons

• 138,784,620,240 seconds is equal to 4,412 years, 47 weeks, 6 days, 11 hours, 24 minutes.
• To count from 1 to 138,784,620,240 would take you about eight thousand, eight hundred twenty-five 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 138784620240 cubic inches would be around 431.5 feet tall.

Recreational maths with 138784620240

• 138784620240 backwards is 042026487831
• 138784620240 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138784620240's digits is 45
• More coming soon!