990732974215223774744

Names of 990732974215223774744

• Cardinal: 990732974215223774744 can be written as Nine hundred ninety quintillion, seven hundred thirty-two quadrillion, nine hundred seventy-four trillion, two hundred fifteen billion, two hundred twenty-three million, seven hundred seventy-four thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 9.90732974215223774744 × 10²⁰

Factors of 990732974215223774744

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 453150

Divisors of 990732974215223774744

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 11 22 44 88 121 242 484 968 1331 2662 5324 10648 453137 906274 1812548 3625096 4984507 9969014 19938028 39876056 54829577 109659154 219318308 438636616 603125347 1206250694 2412501388 4825002776 205333140769 410666281538 821332563076 1642665126152 2258664548459 4517329096918 9034658193836 18069316387672 24845310033049 49690620066098 99381240132196 198762480264392 273298410363539 546596820727078 1093193641454156 2186387282908312
• Sum of all divisors σ(n): 990735296953663064152
• Sum of proper divisors (its aliquot sum) s(n): 2322738439289408
• 990732974215223774744 is a deficient number, because the sum of its proper divisors (2322738439289408) is less than itself. Its deficiency is 990730651476784485336

Bases of 990732974215223774744

• Binary: 1101011011010100101110100101101110101110100100101001110000111000011000₂
• Hexadecimal: 0x35B52E96EBA4A70E18
• Base-36: 5T34HKN7R6T7O8

Squares and roots of 990732974215223774744

• 990732974215223774744 squared (990732974215223774744²) is 981551826197343256901579690527056052265536
• 990732974215223774744 cubed (990732974215223774744³) is 972455760114878284950006915308502780817494261414323610938422784
• The square root of 990732974215223774744 is 31475911014.8574377167
• 990732974215223774744 is a perfect cube number. Its cube root is 9969014

Scales and comparisons

• 990,732,974,215,223,774,744 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 990,732,974,215,223,774,744 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 990732974215223774744 cubic inches would be around 830751.2 feet tall.

Recreational maths with 990732974215223774744

• 990732974215223774744 backwards is 447477322512479237099
• The number of decimal digits it has is: 21
• The sum of 990732974215223774744's digits is 98
• More coming soon!