400900853772

Names of 400900853772

• Cardinal: 400900853772 can be written as Four hundred billion, nine hundred million, eight hundred fifty-three thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 4.00900853772 × 10¹¹

Factors of 400900853772

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 19930

Divisors of 400900853772

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 127 254 381 508 762 1143 1524 2286 4572 6689 13109 13378 20067 26218 26756 39327 40134 52436 60201 78654 80268 117981 120402 157308 235962 240804 471924 849503 1664843 1699006 2548509 3329686 3398012 4994529 5097018 6659372 7645527 9989058 10194036 14983587 15291054 19978116 29967174 30582108 59934348 87686101 175372202 263058303 350744404 526116606 789174909 1052233212 1578349818 3156699636 11136134827 22272269654 33408404481 44544539308 66816808962 100225213443 133633617924 200450426886 400900853772
• Sum of all divisors σ(n): 1021598323200
• Sum of proper divisors (its aliquot sum) s(n): 620697469428
• 400900853772 is an abundant number, because the sum of its proper divisors (620697469428) is greater than itself. Its abundance is 219796615656

Bases of 400900853772

• Binary: 101110101010111100011011001000000001100₂
• Hexadecimal: 0x5D578D900C
• Base-36: 54660MJ0

Squares and roots of 400900853772

• 400900853772 squared (400900853772²) is 160721494555118526627984
• 400900853772 cubed (400900853772³) is 64433384386658866637813501827155648
• The square root of 400900853772 is 633167.3189386831
• The cube root of 400900853772 is 7373.5901395189

Scales and comparisons

• 400,900,853,772 seconds is equal to 12,747 years, 21 weeks, 1 day, 4 hours, 16 minutes, 12 seconds.
• To count from 1 to 400,900,853,772 would take you about twenty-five thousand, four hundred ninety-four 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 400900853772 cubic inches would be around 614.5 feet tall.

Recreational maths with 400900853772

• 400900853772 backwards is 277358009004
• The number of decimal digits it has is: 12
• The sum of 400900853772's digits is 45
• More coming soon!