42120584289

Names of 42120584289

• Cardinal: 42120584289 can be written as Forty-two billion, one hundred twenty million, five hundred eighty-four thousand, two hundred eighty-nine.

Scientific notation

• Scientific notation: 4.2120584289 × 10¹⁰

Factors of 42120584289

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 376

Divisors of 42120584289

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 21 29 49 63 87 147 203 261 337 441 609 841 1011 1421 1827 2359 2523 3033 4263 5887 7077 7569 9773 12789 16513 17661 21231 29319 41209 49539 52983 68411 87957 113569 123627 148617 205233 283417 340707 370881 478877 615699 794983 850251 1022121 1436631 1983919 2384949 2550753 3293501 4309893 5564881 5951757 7154847 9880503 13887433 16694643 17855271 23054507 29641509 41662299 50083929 69163521 95511529 124986897 161381549 207490563 286534587 484144647 668580703 859603761 1452433941 2005742109 4680064921 6017226327 14040194763 42120584289
• Sum of all divisors σ(n): 73516830777
• Sum of proper divisors (its aliquot sum) s(n): 31396246488
• 42120584289 is a deficient number, because the sum of its proper divisors (31396246488) is less than itself. Its deficiency is 10724337801

Bases of 42120584289

• Binary: 100111001110100101010001110001100001₂
• Hexadecimal: 0x9CE951C61
• Base-36: JCLIAU9

Squares and roots of 42120584289

• 42120584289 squared (42120584289²) is 1774143620846753635521
• 42120584289 cubed (42120584289³) is 74727965922667344056979464929569
• 42120584289 is a perfect square number. Its square root is 205233
• The cube root of 42120584289 is 3479.3500869653

Scales and comparisons

• 42,120,584,289 seconds is equal to 1,339 years, 15 weeks, 5 days, 18 hours, 18 minutes, 9 seconds.
• To count from 1 to 42,120,584,289 would take you about two thousand, six hundred seventy-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 42120584289 cubic inches would be around 289.9 feet tall.

Recreational maths with 42120584289

• 42120584289 backwards is 98248502124
• The number of decimal digits it has is: 11
• The sum of 42120584289's digits is 45
• More coming soon!