42045744

Names of 42045744

• Cardinal: 42045744 can be written as Forty-two million, forty-five thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 4.2045744 × 10⁷

Factors of 42045744

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1628

Divisors of 42045744

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 39 43 48 52 78 86 104 129 156 172 208 258 312 344 516 559 624 688 1032 1118 1567 1677 2064 2236 3134 3354 4472 4701 6268 6708 8944 9402 12536 13416 18804 20371 25072 26832 37608 40742 61113 67381 75216 81484 122226 134762 162968 202143 244452 269524 325936 404286 488904 539048 808572 875953 977808 1078096 1617144 1751906 2627859 3234288 3503812 5255718 7007624 10511436 14015248 21022872 42045744
• Sum of all divisors σ(n): 119770112
• Sum of proper divisors (its aliquot sum) s(n): 77724368
• 42045744 is an abundant number, because the sum of its proper divisors (77724368) is greater than itself. Its abundance is 35678624

Bases of 42045744

• Binary: 10100000011001000100110000₂
• Hexadecimal: 0x2819130
• Base-36: P16PC

Squares and roots of 42045744

• 42045744 squared (42045744²) is 1767844588513536
• 42045744 cubed (42045744³) is 74330341000425475190784
• The square root of 42045744 is 6484.2689641933
• The cube root of 42045744 is 347.7288150207

Scales and comparisons

• 42,045,744 seconds is equal to 1 year, 17 weeks, 3 days, 15 hours, 22 minutes, 24 seconds.
• To count from 1 to 42,045,744 would take you about two 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 42045744 cubic inches would be around 29 feet tall.

Recreational maths with 42045744

• 42045744 backwards is 44754024
• The number of decimal digits it has is: 8
• The sum of 42045744's digits is 30
• More coming soon!