139366243840

Names of 139366243840

• Cardinal: 139366243840 can be written as One hundred thirty-nine billion, three hundred sixty-six million, two hundred forty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.3936624384 × 10¹¹

Factors of 139366243840

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 386

Divisors of 139366243840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 379 512 640 758 1280 1516 1895 2560 3032 3790 6064 7580 12128 15160 24256 30320 48512 60640 97024 121280 143641 194048 242560 287282 485120 574564 718205 970240 1149128 1436410 2298256 2872820 4596512 5745640 9193024 11491280 18386048 22982560 36772096 45965120 54439939 73544192 91930240 108879878 183860480 217759756 272199695 367720960 435519512 544399390 871039024 1088798780 1742078048 2177597560 3484156096 4355195120 6968312192 8710390240 13936624384 17420780480 27873248768 34841560960 69683121920 139366243840
• Sum of all divisors σ(n): 335036346480
• Sum of proper divisors (its aliquot sum) s(n): 195670102640
• 139366243840 is an abundant number, because the sum of its proper divisors (195670102640) is greater than itself. Its abundance is 56303858800

Bases of 139366243840

• Binary: 10000001110010111000000001111000000000₂
• Hexadecimal: 0x2072E01E00
• Base-36: 1S0V29Z4

Squares and roots of 139366243840

• 139366243840 squared (139366243840²) is 19422949922070337945600
• 139366243840 cubed (139366243840³) is 2706903574931363715757694255104000
• The square root of 139366243840 is 373317.8857756485
• The cube root of 139366243840 is 5184.6470703237

Scales and comparisons

• 139,366,243,840 seconds is equal to 4,431 years, 21 weeks, 4 days, 5 hours, 30 minutes, 40 seconds.
• To count from 1 to 139,366,243,840 would take you about eight thousand, eight hundred sixty-two 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 139366243840 cubic inches would be around 432.1 feet tall.

Recreational maths with 139366243840

• 139366243840 backwards is 048342663931
• The number of decimal digits it has is: 12
• The sum of 139366243840's digits is 49
• More coming soon!