138669171480

Names of 138669171480

• Cardinal: 138669171480 can be written as One hundred thirty-eight billion, six hundred sixty-nine million, one hundred seventy-one thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.3866917148 × 10¹¹

Factors of 138669171480

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1728

Divisors of 138669171480

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 31 35 36 40 42 45 54 56 60 62 63 70 72 81 84 90 93 105 108 120 124 126 127 135 140 155 162 168 180 186 189 210 216 217 248 252 254 270 279 280 310 315 324 360 372 378 381 405 420 434 465 504 508 540 558 567 620 630 635 648 651 744 756 762 810 837 840 868 889 930 945 1016 1080 1085 1116 1134 1143 1240 1260 1270 1302 1395 1512 1524 1553 1620 1674 1736 1778 1860 1890 1905 1953 2170 2232 2268 2286 2511 2520 2540 2604 2667 2790 2835 3048 3106 3240 3255 3348 3429 3556 3720 3780 3810 3906 3937 4185 4340 4445 4536 4572 4659 5022 5080 5208 5334 5580 5670 5715 5859 6212 6510 6696 6858 7112 7560 7620 7765 7812 7874 8001 8370 8680 8890 9144 9318 9765 10044 10287 10668 10871 11160 11340 11430 11718 11811 12424 12555 13020 13335 13716 13977 15240 15530 15624 15748 16002 16740 17145 17577 17780 18636 19530 19685 20088 20574 21336 21742 22680 22860 23295 23436 23622 24003 25110 26040 26670 27432 27559 27954 29295 31060 31496 32004 32613 33480 34290 35154 35433 35560 37272 39060 39370 40005 41148 41931 43484 45720 46590 46872 47244 48006 48143 50220 51435 53340 54355 55118 55908 58590 59055 62120 64008 65226 68580 69885 70308 70866 72009 78120 78740 80010 82296 82677 83862 86968 87885 93180 94488 96012 96286 97839 100440 102870 106299 106680 108710 110236 111816 117180 118110 120015 125793 130452 137160 137795 139770 140616 141732 144018 144429 157480 160020 163065 165354 167724 175770 177165 186360 192024 192572 195678 197231 205740 209655 212598 217420 220472 234360 236220 240030 240715 248031 251586 260904 275590 279540 283464 288036 288858 293517 318897 320040 326130 330708 335448 337001 351540 354330 360045 385144 391356 394462 411480 413385 419310 425196 433287 434840 472440 480060 481430 489195 496062 503172 531495 551180 559080 576072 577716 587034 591693 628965 637794 652260 661416 674002 703080 708660 720090 722145 744093 782712 788924 826770 838620 850392 866574 880551 960120 962860 978390 986155 992124 1006344 1011003 1062990 1102360 1155432 1174068 1183386 1240155 1257930 1275588 1299861 1304520 1348004 1380617 1417320 1440180 1444290 1467585 1488186 1577848 1594485 1653540 1677240 1685005 1733148 1761102 1775079 1925720 1956780 1972310 1984248 2022006 2125980 2166435 2232279 2348136 2366772 2480310 2515860 2551176 2599722 2696008 2761234 2880360 2888580 2935170 2958465 2976372 3033009 3188970 3307080 3370010 3466296 3522204 3550158 3720465 3899583 3913560 3944620 4044012 4141851 4251960 4332870 4402755 4464558 4733544 4960620 5031720 5055015 5199444 5325237 5522468 5777160 5870340 5916930 5952744 6066018 6114161 6377940 6499305 6740020 6903085 7044408 7100316 7440930 7799166 7889240 8088024 8283702 8665740 8805510 8875395 8929116 9099027 9921240 10110030 10398888 10650474 11044936 11161395 11740680 11833860 12132036 12228322 12425553 12755880 12998610 13480040 13806170 14200632 14881860 15165045 15598332 15975711 16567404 17331480 17611020 17750790 17858232 18198054 18342483 19497915 20220060 20709255 21300948 22322790 23667720 24264072 24456644 24851106 25997220 26626185 27297081 27612340 29763720 30330090 30570805 31196664 31951422 33134808 35222040 35501580 36396108 36684966 37276659 38995830 40440120 41418510 42601896 42799127 44645580 45495135 48913288 49702212 51994440 53252370 54594162 55027449 55224680 60660180 61141610 62127765 63902844 71003160 72792216 73369932 74553318 77991660 79878555 82837020 85598254 89291160 90990270 91712415 99404424 106504740 109188324 110054898 111829977 121320360 122283220 124255530 127805688 128397381 136485405 146739864 149106636 155983320 159757110 165082347 165674040 171196508 181980540 183424830 186383295 213009480 213995635 218376648 220109796 223659954 244566440 248511060 256794762 272970810 275137245 298213272 319514220 330164694 342393016 363961080 366849660 372766590 385192143 427991270 440219592 447319908 495247041 497022120 513589524 545941620 550274490 559149885 639028440 641986905 660329388 733699320 745533180 770384286 825411735 855982540 894639816 990494082 1027179048 1091883240 1100548980 1118299770 1155576429 1283973810 1320658776 1491066360 1540768572 1650823470 1711965080 1925960715 1980988164 2201097960 2236599540 2311152858 2476235205 2567947620 3081537144 3301646940 3466729287 3851921430 3961976328 4473199080 4622305716 4952470410 5135895240 5777882145 6603293880 6933458574 7703842860 9244611432 9904940820 11555764290 13866917148 15407685720 17333646435 19809881640 23111528580 27733834296 34667292870 46223057160 69334585740 138669171480
• Sum of all divisors σ(n): 554534830080
• Sum of proper divisors (its aliquot sum) s(n): 415865658600
• 138669171480 is an abundant number, because the sum of its proper divisors (415865658600) is greater than itself. Its abundance is 277196487120

Bases of 138669171480

• Binary: 10000001001001010100111010001100011000₂
• Hexadecimal: 0x204953A318
• Base-36: 1RPC1LI0

Squares and roots of 138669171480

• 138669171480 squared (138669171480²) is 19229139118949645390400
• 138669171480 cubed (138669171480³) is 2666488789898404494126569145792000
• The square root of 138669171480 is 372383.0977367261
• The cube root of 138669171480 is 5175.9885496515

Scales and comparisons

• 138,669,171,480 seconds is equal to 4,409 years, 13 weeks, 6 hours, 18 minutes.
• To count from 1 to 138,669,171,480 would take you about eight thousand, eight hundred eighteen 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 138669171480 cubic inches would be around 431.3 feet tall.

Recreational maths with 138669171480

• 138669171480 backwards is 084171966831
• 138669171480 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138669171480's digits is 54
• More coming soon!