399109713836

Names of 399109713836

• Cardinal: 399109713836 can be written as Three hundred ninety-nine billion, one hundred nine million, seven hundred thirteen thousand, eight hundred thirty-six.

Scientific notation

• Scientific notation: 3.99109713836 × 10¹¹

Factors of 399109713836

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 6240

Divisors of 399109713836

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 43 86 172 521 941 1042 1882 2084 3764 4733 9466 18932 22403 40463 44806 80926 89612 161852 203519 407038 490261 814076 980522 1961044 2465893 4453753 4931786 8907506 9863572 17815012 21081223 42162446 84324892 106033399 191511379 212066798 383022758 424133596 766045516 2320405313 4640810626 9281621252 99777428459 199554856918 399109713836
• Sum of all divisors σ(n): 716968996128
• Sum of proper divisors (its aliquot sum) s(n): 317859282292
• 399109713836 is a deficient number, because the sum of its proper divisors (317859282292) is less than itself. Its deficiency is 81250431544

Bases of 399109713836

• Binary: 101110011101100110010101110111110101100₂
• Hexadecimal: 0x5CECCAEFAC
• Base-36: 53CJMA3W

Squares and roots of 399109713836

• 399109713836 squared (399109713836²) is 159288563678253809834896
• 399109713836 cubed (399109713836³) is 63573613066975341619382104966821056
• The square root of 399109713836 is 631751.3069523483
• The cube root of 399109713836 is 7362.5925329205

Scales and comparisons

• 399,109,713,836 seconds is equal to 12,690 years, 23 weeks, 4 days, 9 hours, 23 minutes, 56 seconds.
• To count from 1 to 399,109,713,836 would take you about twenty-five thousand, three hundred eighty 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 399109713836 cubic inches would be around 613.5 feet tall.

Recreational maths with 399109713836

• 399109713836 backwards is 638317901993
• The number of decimal digits it has is: 12
• The sum of 399109713836's digits is 59
• More coming soon!