400905465589540

Names of 400905465589540

• Cardinal: 400905465589540 can be written as Four hundred trillion, nine hundred five billion, four hundred sixty-five million, five hundred eighty-nine thousand, five hundred forty.

Scientific notation

• Scientific notation: 4.0090546558954 × 10¹⁴

Factors of 400905465589540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 915454

Divisors of 400905465589540

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 20 197 394 788 985 1970 3940 129497 258994 517988 647485 785753 1294970 1571506 2589940 3143012 3928765 7857530 15715060 25510909 51021818 102043636 127554545 154793341 255109090 309586682 510218180 619173364 773966705 1547933410 3095866820 101752656241 203505312482 407010624964 508763281205 1017526562410 2035053124820 20045273279477 40090546558954 80181093117908 100226366397385 200452732794770 400905465589540
• Sum of all divisors σ(n): 846182700527472
• Sum of proper divisors (its aliquot sum) s(n): 445277234937932
• 400905465589540 is an abundant number, because the sum of its proper divisors (445277234937932) is greater than itself. Its abundance is 44371769348392

Bases of 400905465589540

• Binary: 1011011001001111100010011110111010110111100100100₂
• Hexadecimal: 0x16C9F13DD6F24
• Base-36: 3Y3XFF50YS

Squares and roots of 400905465589540

• 400905465589540 squared (400905465589540²) is 160725192339565841019757411600
• 400905465589540 cubed (400905465589540³) is 64435608066862011284009565199482178434664000
• The square root of 400905465589540 is 20022623.8437808145
• The cube root of 400905465589540 is 73736.1841377633

Scales and comparisons

• 400,905,465,589,540 seconds is equal to 12,747,553 years, 37 weeks, 4 days, 10 hours, 25 minutes, 40 seconds.
• To count from 1 to 400,905,465,589,540 would take you about thirty-one million, eight hundred sixty-eight thousand, eight hundred eighty-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 400905465589540 cubic inches would be around 6144.7 feet tall.

Recreational maths with 400905465589540

• 400905465589540 backwards is 045985564509004
• The number of decimal digits it has is: 15
• The sum of 400905465589540's digits is 64
• More coming soon!