138707666292

Names of 138707666292

• Cardinal: 138707666292 can be written as One hundred thirty-eight billion, seven hundred seven million, six hundred sixty-six thousand, two hundred ninety-two.

Scientific notation

• Scientific notation: 1.38707666292 × 10¹¹

Factors of 138707666292

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1308

Divisors of 138707666292

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 12 13 26 39 41 52 67 78 82 123 134 156 164 201 246 268 402 431 492 533 751 804 862 871 1066 1293 1502 1599 1724 1742 2132 2253 2586 2613 2747 3004 3198 3484 4506 5172 5226 5494 5603 6396 8241 9012 9763 10452 10988 11206 16482 16809 17671 19526 22412 28877 29289 30791 32964 33618 35342 35711 39052 50317 53013 57754 58578 61582 67236 70684 71422 86631 92373 100634 106026 107133 115508 117156 123164 142844 150951 173262 184746 201268 212052 214266 229723 301902 323681 346524 369492 375401 400283 428532 459446 603804 647362 654121 689169 750802 800566 918892 971043 1126203 1183957 1200849 1294724 1308242 1378338 1501604 1601132 1942086 1962363 2062997 2252406 2367914 2401698 2616484 2756676 3551871 3884172 3924726 4125994 4207853 4504812 4735828 4803396 6188991 7103742 7849452 8251988 8415706 12377982 12623559 13270921 14207484 15391441 16831412 21686627 24755964 25247118 26541842 26818961 30782882 39812763 43373254 46174323 50494236 53083684 53637922 61565764 65059881 79625526 80456883 86746508 92348646 107275844 130119762 159251052 160913766 172521973 184697292 260239524 281926151 321827532 345043946 517565919 563852302 690087892 845778453 889151707 1035131838 1127704604 1691556906 1778303414 2070263676 2667455121 3383113812 3556606828 5334910242 10669820484 11558972191 23117944382 34676916573 46235888764 69353833146 138707666292
• Sum of all divisors σ(n): 363702140928
• Sum of proper divisors (its aliquot sum) s(n): 224994474636
• 138707666292 is an abundant number, because the sum of its proper divisors (224994474636) is greater than itself. Its abundance is 86286808344

Bases of 138707666292

• Binary: 10000001001011100111110000010101110100₂
• Hexadecimal: 0x204B9F0574
• Base-36: 1RPYYOAC

Squares and roots of 138707666292

• 138707666292 squared (138707666292²) is 19239816688172833029264
• 138707666292 cubed (138707666292³) is 2668710072702329947043386382369088
• The square root of 138707666292 is 372434.7812597529
• The cube root of 138707666292 is 5176.4674599231

Scales and comparisons

• 138,707,666,292 seconds is equal to 4,410 years, 24 weeks, 4 days, 19 hours, 18 minutes, 12 seconds.
• To count from 1 to 138,707,666,292 would take you about eight thousand, eight hundred twenty 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 138707666292 cubic inches would be around 431.4 feet tall.

Recreational maths with 138707666292

• 138707666292 backwards is 292666707831
• The number of decimal digits it has is: 12
• The sum of 138707666292's digits is 57
• More coming soon!