990996574307145

Names of 990996574307145

• Cardinal: 990996574307145 can be written as Nine hundred ninety trillion, nine hundred ninety-six billion, five hundred seventy-four million, three hundred seven thousand, one hundred forty-five.

Scientific notation

• Scientific notation: 9.90996574307145 × 10¹⁴

Factors of 990996574307145

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 50439

Divisors of 990996574307145

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 7 15 21 35 61 105 183 305 427 915 1281 2135 3721 6405 11163 18605 26047 50363 55815 78141 130235 151089 251815 352541 390705 755445 1057623 1762705 3072143 5288115 9216429 15360715 21505001 46082145 64515003 107525005 187400723 322575015 562202169 937003615 1311805061 2536431769 2811010845 3935415183 6559025305 7609295307 12682158845 17755022383 19677075915 38046476535 53265067149 88775111915 154722337909 266325335745 464167013727 773611689545 1083056365363 2320835068635 3249169096089 5415281826815 9438062612449 16245845480445 28314187837347 47190313062245 66066438287143 141570939186735 198199314861429 330332191435715 990996574307145
• Sum of all divisors σ(n): 1842338286554688
• Sum of proper divisors (its aliquot sum) s(n): 851341712247543
• 990996574307145 is a deficient number, because the sum of its proper divisors (851341712247543) is less than itself. Its deficiency is 139654862059602

Bases of 990996574307145

• Binary: 11100001010100111001011110110010010000001101001001₂
• Hexadecimal: 0x3854E5EC90349
• Base-36: 9RA1JHKHMX

Squares and roots of 990996574307145

• 990996574307145 squared (990996574307145²) is 982074210288496761536798051025
• 990996574307145 cubed (990996574307145³) is 973232178111295025612122181317872025732073625
• The square root of 990996574307145 is 31480098.0669874185
• The cube root of 990996574307145 is 99698.9805926077

Scales and comparisons

• 990,996,574,307,145 seconds is equal to 31,510,625 years, 36 weeks, 6 days, 4 hours, 25 minutes, 45 seconds.
• To count from 1 to 990,996,574,307,145 would take you about seventy-eight million, seven hundred seventy-six thousand, five hundred sixty-four 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 990996574307145 cubic inches would be around 8308.2 feet tall.

Recreational maths with 990996574307145

• 990996574307145 backwards is 541703475699099
• The number of decimal digits it has is: 15
• The sum of 990996574307145's digits is 78
• More coming soon!