400009394948

Names of 400009394948

• Cardinal: 400009394948 can be written as Four hundred billion, nine million, three hundred ninety-four thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 4.00009394948 × 10¹¹

Factors of 400009394948

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1087

Divisors of 400009394948

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 4 29 58 116 439 617 841 878 1234 1682 1756 2468 3364 12731 17893 25462 35786 50924 71572 192721 270863 369199 385442 518897 541726 738398 770884 1037794 1083452 1476796 2075588 5588909 7855027 11177818 15710054 22355636 31420108 118908857 162078361 227795783 237817714 324156722 455591566 475635428 648313444 911183132 3448356853 6896713706 13793427412 100002348737 200004697474 400009394948
• Sum of all divisors σ(n): 727820217306
• Sum of proper divisors (its aliquot sum) s(n): 327810822358
• 400009394948 is a deficient number, because the sum of its proper divisors (327810822358) is less than itself. Its deficiency is 72198572590

Bases of 400009394948

• Binary: 101110100100010011010101111101100000100₂
• Hexadecimal: 0x5D226AFB04
• Base-36: 53RF9KHW

Squares and roots of 400009394948

• 400009394948 squared (400009394948²) is 160007516046665047922704
• 400009394948 cubed (400009394948³) is 64004509680958886752780251312099392
• The square root of 400009394948 is 632462.9593486089
• The cube root of 400009394948 is 7368.1206823029

Scales and comparisons

• 400,009,394,948 seconds is equal to 12,719 years, 3 weeks, 1 day, 8 hours, 49 minutes, 8 seconds.
• To count from 1 to 400,009,394,948 would take you about twenty-five thousand, four hundred thirty-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 400009394948 cubic inches would be around 614 feet tall.

Recreational maths with 400009394948

• 400009394948 backwards is 849493900004
• The number of decimal digits it has is: 12
• The sum of 400009394948's digits is 50
• More coming soon!