127991807316816

Names of 127991807316816

• Cardinal: 127991807316816 can be written as One hundred twenty-seven trillion, nine hundred ninety-one billion, eight hundred seven million, three hundred sixteen thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.27991807316816 × 10¹⁴

Factors of 127991807316816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5344974

Divisors of 127991807316816

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 61 122 183 244 366 488 732 976 1464 2928 8191 16382 24573 32764 49146 65528 98292 131056 196584 393168 499651 999302 1498953 1998604 2997906 3997208 5336717 5995812 7994416 10673434 11991624 16010151 21346868 23983248 32020302 42693736 64040604 85387472 128081208 256162416 325539737 651079474 976619211 1302158948 1953238422 2604317896 3906476844 5208635792 7812953688 15625907376 43713048947 87426097894 131139146841 174852195788 262278293682 349704391576 524556587364 699408783152 1049113174728 2098226349456 2666495985767 5332991971534 7999487957301 10665983943068 15998975914602 21331967886136 31997951829204 42663935772272 63995903658408 127991807316816
• Sum of all divisors σ(n): 336107011964928
• Sum of proper divisors (its aliquot sum) s(n): 208115204648112
• 127991807316816 is an abundant number, because the sum of its proper divisors (208115204648112) is greater than itself. Its abundance is 80123397331296

Bases of 127991807316816

• Binary: 11101000110100001101010001101011001001101010000₂
• Hexadecimal: 0x74686A359350
• Base-36: 19DAMHFBYO

Squares and roots of 127991807316816

• 127991807316816 squared (127991807316816²) is 16381902740224953753396377856
• 127991807316816 cubed (127991807316816³) is 2096749339009692315935743737380252638826496
• The square root of 127991807316816 is 11313346.4243262701
• The cube root of 127991807316816 is 50395.7667505625

Scales and comparisons

• 127,991,807,316,816 seconds is equal to 4,069,743 years, 29 weeks, 3 days, 18 hours, 13 minutes, 36 seconds.
• To count from 1 to 127,991,807,316,816 would take you about ten million, one hundred seventy-four thousand, three hundred fifty-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 127991807316816 cubic inches would be around 4199.6 feet tall.

Recreational maths with 127991807316816

• 127991807316816 backwards is 618613708199721
• The number of decimal digits it has is: 15
• The sum of 127991807316816's digits is 69
• More coming soon!