990493078409999

Names of 990493078409999

• Cardinal: 990493078409999 can be written as Nine hundred ninety trillion, four hundred ninety-three billion, seventy-eight million, four hundred nine thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 9.90493078409999 × 10¹⁴

Factors of 990493078409999

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 33552

Divisors of 990493078409999

• Number of divisors d(n): 64
• Complete list of divisors:
  1 31 71 79 181 977 2201 2449 5609 5611 12851 14299 30287 32213 69367 77183 173879 176837 398381 443269 998603 1015229 2150377 2287123 2392673 2544827 5479993 5481947 5830553 12555427 13970123 31472099 31472101 70900813 78889637 169879783 180682717 180747143 389218237 413969263 433073813 460613687 975635131 991878733 2234519171 2486295979 5601164227 5696450281 12833047153 14279024297 30748240723 32703571777 69270094301 77075175349 176527014509 176589958711 404447969951 450019572199 1013810725087 5472337449779 12537887068481 13950606738169 31951389626129 990493078409999
• Sum of all divisors σ(n): 1056884086702080
• Sum of proper divisors (its aliquot sum) s(n): 66391008292081
• 990493078409999 is a deficient number, because the sum of its proper divisors (66391008292081) is less than itself. Its deficiency is 924102070117918

Bases of 990493078409999

• Binary: 11100001001101100100100100000101110101001100001111₂
• Hexadecimal: 0x384D92417530F
• Base-36: 9R3M8L40ZZ

Squares and roots of 990493078409999

• 990493078409999 squared (990493078409999²) is 981076538378116427141943180001
• 990493078409999 cubed (990493078409999³) is 971749520653966067420675400272068094935229999
• The square root of 990493078409999 is 31472099.9999999841
• The cube root of 990493078409999 is 99682.0930362647

Scales and comparisons

• 990,493,078,409,999 seconds is equal to 31,494,616 years, 5 weeks, 8 hours, 59 minutes, 59 seconds.
• To count from 1 to 990,493,078,409,999 would take you about seventy-eight million, seven hundred thirty-six thousand, five hundred forty 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 990493078409999 cubic inches would be around 8306.8 feet tall.

Recreational maths with 990493078409999

• 990493078409999 backwards is 999904870394099
• The number of decimal digits it has is: 15
• The sum of 990493078409999's digits is 89
• More coming soon!