138493319312560

Names of 138493319312560

• Cardinal: 138493319312560 can be written as One hundred thirty-eight trillion, four hundred ninety-three billion, three hundred nineteen million, three hundred twelve thousand, five hundred sixty.

Scientific notation

• Scientific notation: 1.3849331931256 × 10¹⁴

Factors of 138493319312560

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17847077335

Divisors of 138493319312560

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 97 194 388 485 776 970 1552 1940 3880 7760 17847077231 35694154462 71388308924 89235386155 142776617848 178470772310 285553235696 356941544620 713883089240 1427766178480 1731166491407 3462332982814 6924665965628 8655832457035 13849331931256 17311664914070 27698663862512 34623329828140 69246659656280 138493319312560
• Sum of all divisors σ(n): 325316523784896
• Sum of proper divisors (its aliquot sum) s(n): 186823204472336
• 138493319312560 is an abundant number, because the sum of its proper divisors (186823204472336) is greater than itself. Its abundance is 48329885159776

Bases of 138493319312560

• Binary: 11111011111010101111101000110011111010010110000₂
• Hexadecimal: 0x7DF57D19F4B0
• Base-36: 1D3AYAIZ74

Squares and roots of 138493319312560

• 138493319312560 squared (138493319312560²) is 19180399494210704670973753600
• 138493319312560 cubed (138493319312560³) is 2656357191694187441122455949911754825216000
• The square root of 138493319312560 is 11768318.4573056145
• The cube root of 138493319312560 is 51737.9966170423

Scales and comparisons

• 138,493,319,312,560 seconds is equal to 4,403,659 years, 8 weeks, 4 days, 11 hours, 42 minutes, 40 seconds.
• To count from 1 to 138,493,319,312,560 would take you about eleven million, nine thousand, one hundred forty-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 138493319312560 cubic inches would be around 4311.5 feet tall.

Recreational maths with 138493319312560

• 138493319312560 backwards is 065213913394831
• The number of decimal digits it has is: 15
• The sum of 138493319312560's digits is 58
• More coming soon!