8380865090

Names of 8380865090

• Cardinal: 8380865090 can be written as Eight billion, three hundred eighty million, eight hundred sixty-five thousand and ninety.

Scientific notation

• Scientific notation: 8.38086509 × 10⁹

Factors of 8380865090

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5063

Divisors of 8380865090

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 13 26 53 65 106 130 257 265 514 530 689 1285 1378 2570 3341 3445 4733 6682 6890 9466 13621 16705 23665 27242 33410 47330 61529 68105 123058 136210 177073 250849 307645 354146 501698 615290 885365 1216381 1254245 1770730 2432762 2508490 3261037 6081905 6522074 12163810 15812953 16305185 31625906 32610370 64468193 79064765 128936386 158129530 322340965 644681930 838086509 1676173018 4190432545 8380865090
• Sum of all divisors σ(n): 16620430176
• Sum of proper divisors (its aliquot sum) s(n): 8239565086
• 8380865090 is a deficient number, because the sum of its proper divisors (8239565086) is less than itself. Its deficiency is 141300004

Bases of 8380865090

• Binary: 111110011100010011101101001000010₂
• Hexadecimal: 0x1F389DA42
• Base-36: 3ULR0W2

Squares and roots of 8380865090

• 8380865090 squared (8380865090²) is 70238899656780708100
• 8380865090 cubed (8380865090³) is 588662742093526418300770229000
• The square root of 8380865090 is 91547.0648901427
• The cube root of 8380865090 is 2031.2479962237

Scales and comparisons

• 8,380,865,090 seconds is equal to 266 years, 25 weeks, 1 day, 18 hours, 4 minutes, 50 seconds.
• To count from 1 to 8,380,865,090 would take you about five hundred thirty-two 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 8380865090 cubic inches would be around 169.3 feet tall.

Recreational maths with 8380865090

• 8380865090 backwards is 0905680838
• The number of decimal digits it has is: 10
• The sum of 8380865090's digits is 47
• More coming soon!