42840972209

Names of 42840972209

• Cardinal: 42840972209 can be written as Forty-two billion, eight hundred forty million, nine hundred seventy-two thousand, two hundred nine.

Scientific notation

• Scientific notation: 4.2840972209 × 10¹⁰

Factors of 42840972209

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 790

Divisors of 42840972209

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 19 47 73 133 223 329 421 511 893 1387 1561 2947 3431 4237 6251 7999 9709 10481 16279 19787 24017 29659 30733 55993 65189 73367 93883 113953 138509 199139 215131 309301 375953 456323 583927 657181 765113 1393973 1444451 1783777 2165107 2631671 4087489 4412501 5355791 6853459 10111157 12486439 14537147 27444569 30887507 47974213 83837519 101760029 130215721 192111983 322112573 586862633 911510047 2254788011 6120138887 42840972209
• Sum of all divisors σ(n): 53722152960
• Sum of proper divisors (its aliquot sum) s(n): 10881180751
• 42840972209 is a deficient number, because the sum of its proper divisors (10881180751) is less than itself. Its deficiency is 31959791458

Bases of 42840972209

• Binary: 100111111001100001010101101110110001₂
• Hexadecimal: 0x9F9855BB1
• Base-36: JOIEPPT

Squares and roots of 42840972209

• 42840972209 squared (42840972209²) is 1835348899812310339681
• 42840972209 cubed (42840972209³) is 78628131210677912578357070925329
• The square root of 42840972209 is 206980.6082921779
• The cube root of 42840972209 is 3499.0738286521

Scales and comparisons

• 42,840,972,209 seconds is equal to 1,362 years, 10 weeks, 6 days, 14 hours, 3 minutes, 29 seconds.
• To count from 1 to 42,840,972,209 would take you about two thousand, seven hundred twenty-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 42840972209 cubic inches would be around 291.6 feet tall.

Recreational maths with 42840972209

• 42840972209 backwards is 90227904824
• 42840972209 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42840972209's digits is 47
• More coming soon!