138155437138680

Names of 138155437138680

• Cardinal: 138155437138680 can be written as One hundred thirty-eight trillion, one hundred fifty-five billion, four hundred thirty-seven million, one hundred thirty-eight thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.3815543713868 × 10¹⁴

Factors of 138155437138680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 66

Divisors of 138155437138680

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 36 39 40 43 45 52 60 65 72 78 86 90 104 117 120 129 130 156 169 172 180 195 215 234 258 260 312 338 344 360 387 390 430 468 507 516 520 559 585 645 676 774 780 845 860 936 1014 1032 1118 1170 1290 1352 1521 1548 1560 1677 1690 1720 1849 1935 2028 2197 2236 2340 2535 2580 2795 3042 3096 3354 3380 3698 3870 4056 4394 4472 4680 5031 5070 5160 5547 5590 6084 6591 6708 6760 7267 7396 7605 7740 8385 8788 9245 10062 10140 10985 11094 11180 12168 13182 13416 14534 14792 15210 15480 16641 16770 17576 18490 19773 20124 20280 21801 21970 22188 22360 24037 25155 26364 27735 28561 29068 30420 32955 33282 33540 36335 36980 39546 40248 43602 43940 44376 48074 50310 52728 55470 57122 58136 60840 65403 65910 66564 67080 72111 72670 73960 79092 79507 83205 85683 87204 87880 94471 96148 98865 100620 109005 110940 114244 120185 130806 131820 133128 142805 144222 145340 158184 159014 166410 171366 174408 188942 192296 197730 201240 216333 218010 221880 228488 238521 240370 257049 261612 263640 283413 285610 288444 290680 312481 318028 327015 332820 342732 360555 371293 377884 395460 397535 428415 432666 436020 472355 477042 480740 514098 523224 566826 571220 576888 624962 636056 654030 665640 685464 715563 721110 742586 755768 790920 795070 850239 856830 865332 872040 937443 944710 954084 961480 1028196 1033591 1081665 1113879 1133652 1142440 1192605 1228123 1249924 1285245 1308060 1417065 1431126 1442220 1485172 1562405 1590140 1700478 1713660 1730664 1856465 1874886 1889420 1908168 2056392 2067182 2163330 2227758 2267304 2385210 2456246 2499848 2570490 2616120 2812329 2834130 2862252 2884440 2970344 3100773 3124810 3180280 3341637 3400956 3427320 3577815 3684369 3712930 3749772 3778840 4062253 4134364 4251195 4326660 4455516 4687215 4770420 4826809 4912492 5140980 5167955 5569395 5624658 5668260 5724504 6140615 6201546 6249620 6683274 6801912 7155630 7368738 7425860 7499544 8124506 8268728 8502390 8653320 8911032 9302319 9374430 9540840 9653618 9824984 10281960 10335910 11053107 11138790 11249316 11336520 12186759 12281230 12403092 12499240 13366548 13436683 14061645 14311260 14480427 14737476 14851720 15503865 15965599 16249012 16708185 17004780 18421845 18604638 18748860 19307236 20311265 20671820 22106214 22277580 22498632 24134045 24373518 24562460 24806184 26733096 26873366 28123290 28622520 28960854 29474952 31007730 31931198 32498024 33416370 34009560 36560277 36843690 37209276 37497720 38614472 40310049 40622530 41343640 43441281 44212428 44555160 46511595 47896797 48268090 48747036 49124920 52809289 53746732 55265535 56246580 57921708 60933795 62015460 63862396 66832740 67183415 72402135 73120554 73687380 74418552 79827995 80620098 81245060 86882562 88424856 93023190 95793594 96536180 97494072 105618578 107493464 110531070 112493160 115843416 120930147 121867590 124030920 127724792 133665480 134366830 143690391 144804270 146241108 147374760 158427867 159655990 161240196 162490120 173765124 174676879 182801385 186046380 191587188 193072360 201550245 207552787 211237156 217206405 221062140 239483985 241860294 243735180 264046445 268733660 287380782 289608540 292482216 316855734 319311980 322480392 347530248 349353758 365602770 372092760 383174376 403100490 415105574 422474312 434412810 442124280 475283601 478967970 483720588 487470360 524030637 528092890 537467320 574761564 579217080 604650735 622658361 633711468 638623960 686520757 698707516 718451955 731205540 792139335 806200980 830211148 868825620 873384395 950567202 957935940 967441176 1037763935 1048061274 1056185780 1149523128 1209301470 1245316722 1267422936 1373041514 1397415032 1436903910 1462411080 1572091911 1584278670 1612401960 1660422296 1737651240 1746768790 1867975083 1901134404 1915871880 2059562271 2075527870 2096122548 2112371560 2270799427 2376418005 2418602940 2490633444 2620153185 2746083028 2873807820 3113291805 3144183822 3168557340 3432603785 3493537580 3735950166 3802268808 4119124542 4151055740 4192245096 4541598854 4752836010 4837205880 4981266888 5240306370 5492166056 5747615640 6178686813 6226583610 6288367644 6337114680 6812398281 6865207570 6987075160 7471900332 7860459555 8238249084 8302111480 8924769841 9083197708 9339875415 9505672020 10297811355 10480612740 11353997135 12357373626 12453167220 12576735288 13624796562 13730415140 14943800664 15720919110 16476498168 17849539682 18166395416 18679750830 19011344040 20437194843 20595622710 20961225480 22707994270 24714747252 24906334440 26774309523 27249593124 27460830280 29520392551 30893434065 31441838220 34061991405 35699079364 37359501660 40874389686 41191245420 44623849205 45415988540 49429494504 53548619046 54499186248 59040785102 61786868130 62883676440 68123982810 71398158728 74719003320 80322928569 81748779372 82382490840 88561177653 89247698410 90831977080 102185974215 107097238092 118081570204 123573736260 133871547615 136247965620 147601962755 160645857138 163497558744 177122355306 178495396820 204371948430 214194476184 236163140408 247147472520 265683532959 267743095230 272495931240 295203925510 321291714276 354244710612 356990793640 383765103163 401614642845 408743896860 442805888265 531367065918 535486190460 590407851020 642583428552 708489421224 767530206326 803229285690 817487793720 885611776530 1062734131836 1070972380920 1151295309489 1180815702040 1328417664795 1535060412652 1606458571380 1771223553060 1918825515815 2125468263672 2302590618978 2656835329590 3070120825304 3212917142760 3453885928467 3542447106120 3837651031630 4605181237956 5313670659180 5756476547445 6907771856934 7675302063260 9210362475912 10627341318360 11512953094890 13815543713868 15350604126520 17269429642335 23025906189780 27631087427736 34538859284670 46051812379560 69077718569340 138155437138680
• Sum of all divisors σ(n): 498003597234000
• Sum of proper divisors (its aliquot sum) s(n): 359848160095320
• 138155437138680 is an abundant number, because the sum of its proper divisors (359848160095320) is greater than itself. Its abundance is 221692722956640

Bases of 138155437138680

• Binary: 11111011010011011010001110000010010001011111000₂
• Hexadecimal: 0x7DA6D1C122F8
• Base-36: 1CYZQC7DA0

Squares and roots of 138155437138680

• 138155437138680 squared (138155437138680²) is 19086924810979761025552142400
• 138155437138680 cubed (138155437138680³) is 2636962440894026015427397658581799908032000
• The square root of 138155437138680 is 11753954.1065413387
• The cube root of 138155437138680 is 51695.8872874587

Scales and comparisons

• 138,155,437,138,680 seconds is equal to 4,392,915 years, 29 weeks, 4 hours, 18 minutes.
• To count from 1 to 138,155,437,138,680 would take you about ten million, nine hundred eighty-two thousand, two hundred eighty-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 138155437138680 cubic inches would be around 4308 feet tall.

Recreational maths with 138155437138680

• 138155437138680 backwards is 086831734551831
• The number of decimal digits it has is: 15
• The sum of 138155437138680's digits is 63
• More coming soon!