990284920926768

Names of 990284920926768

• Cardinal: 990284920926768 can be written as Nine hundred ninety trillion, two hundred eighty-four billion, nine hundred twenty million, nine hundred twenty-six thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 9.90284920926768 × 10¹⁴

Factors of 990284920926768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 168232

Divisors of 990284920926768

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 243 324 432 486 648 729 972 1296 1458 1944 2187 2916 3888 4374 5832 8748 11664 17496 34992 168227 336454 504681 672908 1009362 1345816 1514043 2018724 2691632 3028086 4037448 4542129 6056172 8074896 9084258 12112344 13626387 18168516 24224688 27252774 36337032 40879161 54505548 72674064 81758322 109011096 122637483 163516644 218022192 245274966 327033288 367912449 490549932 654066576 735824898 981099864 1471649796 1962199728 2943299592 5886599184 28300323529 56600647058 84900970587 113201294116 169801941174 226402588232 254702911761 339603882348 452805176464 509405823522 679207764696 764108735283 1018811647044 1358415529392 1528217470566 2037623294088 2292326205849 3056434941132 4075246588176 4584652411698 6112869882264 6876978617547 9169304823396 12225739764528 13753957235094 18338609646792 20630935852641 27507914470188 36677219293584 41261871705282 55015828940376 61892807557923 82523743410564 110031657880752 123785615115846 165047486821128 247571230231692 330094973642256 495142460463384 990284920926768
• Sum of all divisors σ(n): 2877594001851760
• Sum of proper divisors (its aliquot sum) s(n): 1887309080924992
• 990284920926768 is an abundant number, because the sum of its proper divisors (1887309080924992) is greater than itself. Its abundance is 897024159998224

Bases of 990284920926768

• Binary: 11100001001010100010101100111100000011001000110000₂
• Hexadecimal: 0x384A8ACF03230
• Base-36: 9R0YM1IR00

Squares and roots of 990284920926768

• 990284920926768 squared (990284920926768²) is 980664224614935150336018925824
• 990284920926768 cubed (990284920926768³) is 971136994128511308273626694484717361928056832
• The square root of 990284920926768 is 31468792.8101280683
• The cube root of 990284920926768 is 99675.1096365227

Scales and comparisons

• 990,284,920,926,768 seconds is equal to 31,487,997 years, 17 weeks, 2 days, 5 hours, 52 minutes, 48 seconds.
• To count from 1 to 990,284,920,926,768 would take you about seventy-eight million, seven hundred nineteen thousand, nine hundred ninety-three 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 990284920926768 cubic inches would be around 8306.3 feet tall.

Recreational maths with 990284920926768

• 990284920926768 backwards is 867629029482099
• 990284920926768 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 990284920926768's digits is 81
• More coming soon!