421872723545

Names of 421872723545

• Cardinal: 421872723545 can be written as Four hundred twenty-one billion, eight hundred seventy-two million, seven hundred twenty-three thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 4.21872723545 × 10¹¹

Factors of 421872723545

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3753861

Divisors of 421872723545

• Number of divisors d(n): 48
• Complete list of divisors:
  1 5 7 13 19 35 65 91 95 133 169 247 455 665 845 1183 1235 1729 3211 5915 8645 16055 22477 112385 3753817 18769085 26276719 48799621 71322523 131383595 243998105 341597347 356612615 499257661 634395073 927192799 1707986735 2496288305 3171975365 4440765511 4635963995 6490349593 12053506387 22203827555 32451747965 60267531935 84374544709 421872723545
• Sum of all divisors σ(n): 659470746240
• Sum of proper divisors (its aliquot sum) s(n): 237598022695
• 421872723545 is a deficient number, because the sum of its proper divisors (237598022695) is less than itself. Its deficiency is 184274700850

Bases of 421872723545

• Binary: 110001000111001100100101110011001011001₂
• Hexadecimal: 0x623992E659
• Base-36: 5DT04KT5

Squares and roots of 421872723545

• 421872723545 squared (421872723545²) is 177976594871275997367025
• 421872723545 cubed (421872723545³) is 75083470805610283698613085724103625
• The square root of 421872723545 is 649517.3004200887
• The cube root of 421872723545 is 7499.9865098721

Scales and comparisons

• 421,872,723,545 seconds is equal to 13,414 years, 12 weeks, 6 days, 3 hours, 39 minutes, 5 seconds.
• To count from 1 to 421,872,723,545 would take you about twenty-six thousand, eight hundred twenty-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 421872723545 cubic inches would be around 625 feet tall.

Recreational maths with 421872723545

• 421872723545 backwards is 545327278124
• The number of decimal digits it has is: 12
• The sum of 421872723545's digits is 50
• More coming soon!