16438545914768

Names of 16438545914768

• Cardinal: 16438545914768 can be written as Sixteen trillion, four hundred thirty-eight billion, five hundred forty-five million, nine hundred fourteen thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.6438545914768 × 10¹³

Factors of 16438545914768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 14480

Divisors of 16438545914768

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 17 34 68 136 272 289 578 1156 2312 4624 4913 9826 14461 19652 28922 39304 57844 78608 115688 231376 245837 491674 983348 1966696 3933392 4179229 8358458 16716916 33433832 66867664 71046893 142093786 209120521 284187572 418241042 568375144 836482084 1136750288 1672964168 3345928336 3555048857 7110097714 14220195428 28440390856 56880781712 60435830569 120871661138 241743322276 483486644552 966973289104 1027409119673 2054818239346 4109636478692 8219272957384 16438545914768
• Sum of all divisors σ(n): 33842222949060
• Sum of proper divisors (its aliquot sum) s(n): 17403677034292
• 16438545914768 is an abundant number, because the sum of its proper divisors (17403677034292) is greater than itself. Its abundance is 965131119524

Bases of 16438545914768

• Binary: 11101111001101100101101100001001101110010000₂
• Hexadecimal: 0xEF365B09B90
• Base-36: 5TRRHT1U8

Squares and roots of 16438545914768

• 16438545914768 squared (16438545914768²) is 270225791791935701920493824
• 16438545914768 cubed (16438545914768³) is 4442119085726272779052062322452374392832
• The square root of 16438545914768 is 4054447.6707398753
• The cube root of 16438545914768 is 25426.5712363217

Scales and comparisons

• 16,438,545,914,768 seconds is equal to 522,694 years, 47 weeks, 3 days, 2 hours, 6 minutes, 8 seconds.
• To count from 1 to 16,438,545,914,768 would take you about one million, three hundred six thousand, seven hundred thirty-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 16438545914768 cubic inches would be around 2118.9 feet tall.

Recreational maths with 16438545914768

• 16438545914768 backwards is 86741954583461
• The number of decimal digits it has is: 14
• The sum of 16438545914768's digits is 71
• More coming soon!