138502631340

Names of 138502631340

• Cardinal: 138502631340 can be written as One hundred thirty-eight billion, five hundred two million, six hundred thirty-one thousand, three hundred forty.

Scientific notation

• Scientific notation: 1.3850263134 × 10¹¹

Factors of 138502631340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 9115

Divisors of 138502631340

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 61 90 122 180 183 244 305 366 549 610 732 915 1098 1220 1723 1830 2196 2745 3446 3660 5169 5490 6892 7321 8615 10338 10980 14642 15507 17230 20676 21963 25845 29284 31014 34460 36605 43926 51690 62028 65889 73210 77535 87852 103380 105103 109815 131778 146420 155070 210206 219630 263556 310140 315309 329445 420412 439260 446581 525515 630618 658890 893162 945927 1051030 1261236 1317780 1339743 1576545 1786324 1891854 2102060 2232905 2679486 3153090 3783708 4019229 4465810 4729635 5358972 6306180 6698715 8038458 8931620 9459270 12614083 13397430 16076916 18918540 20096145 25228166 26794860 37842249 40192290 50456332 63070415 75684498 80384580 113526747 126140830 151368996 189211245 227053494 252281660 378422490 454106988 567633735 756844980 769459063 1135267470 1538918126 2270534940 2308377189 3077836252 3847295315 4616754378 6925131567 7694590630 9233508756 11541885945 13850263134 15389181260 23083771890 27700526268 34625657835 46167543780 69251315670 138502631340
• Sum of all divisors σ(n): 427318129056
• Sum of proper divisors (its aliquot sum) s(n): 288815497716
• 138502631340 is an abundant number, because the sum of its proper divisors (288815497716) is greater than itself. Its abundance is 150312866376

Bases of 138502631340

• Binary: 10000000111111011001100110111110101100₂
• Hexadecimal: 0x203F666FAC
• Base-36: 1RMKW2B0

Squares and roots of 138502631340

• 138502631340 squared (138502631340²) is 19182978888103950195600
• 138502631340 cubed (138502631340³) is 2656893052942064525538907690104000
• The square root of 138502631340 is 372159.4165676853
• The cube root of 138502631340 is 5173.9156179223

Scales and comparisons

• 138,502,631,340 seconds is equal to 4,403 years, 49 weeks, 4 days, 17 hours, 9 minutes.
• To count from 1 to 138,502,631,340 would take you about eight thousand, eight hundred seven 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 138502631340 cubic inches would be around 431.2 feet tall.

Recreational maths with 138502631340

• 138502631340 backwards is 043136205831
• 138502631340 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138502631340's digits is 36
• More coming soon!