990797904570

Names of 990797904570

• Cardinal: 990797904570 can be written as Nine hundred ninety billion, seven hundred ninety-seven million, nine hundred four thousand, five hundred seventy.

Scientific notation

• Scientific notation: 9.9079790457 × 10¹¹

Factors of 990797904570

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 18747

Divisors of 990797904570

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 15 30 683 1366 2049 3271 3415 4098 6542 6830 9813 10245 14783 16355 19626 20490 29566 32710 44349 49065 73915 88698 98130 147830 221745 443490 2234093 4468186 6702279 10096789 11170465 13404558 20193578 22340930 30290367 33511395 48355193 50483945 60580734 67022790 96710386 100967890 145065579 151451835 241775965 290131158 302903670 483551930 725327895 1450655790 33026596819 66053193638 99079790457 165132984095 198159580914 330265968190 495398952285 990797904570
• Sum of all divisors σ(n): 2382285717504
• Sum of proper divisors (its aliquot sum) s(n): 1391487812934
• 990797904570 is an abundant number, because the sum of its proper divisors (1391487812934) is greater than itself. Its abundance is 400689908364

Bases of 990797904570

• Binary: 1110011010110000001010000011101010111010₂
• Hexadecimal: 0xE6B0283ABA
• Base-36: CN5ZHNZU

Squares and roots of 990797904570

• 990797904570 squared (990797904570²) is 981680487700302826884900
• 990797904570 cubed (990797904570³) is 972646970170715699032006380573993000
• The square root of 990797904570 is 995388.3184817873
• The cube root of 990797904570 is 9969.2317773063

Scales and comparisons

• 990,797,904,570 seconds is equal to 31,504 years, 16 weeks, 8 hours, 9 minutes, 30 seconds.
• To count from 1 to 990,797,904,570 would take you about sixty-three thousand and eight 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 990797904570 cubic inches would be around 830.8 feet tall.

Recreational maths with 990797904570

• 990797904570 backwards is 075409797099
• The number of decimal digits it has is: 12
• The sum of 990797904570's digits is 66
• More coming soon!