71242965648

Names of 71242965648

• Cardinal: 71242965648 can be written as Seventy-one billion, two hundred forty-two million, nine hundred sixty-five thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 7.1242965648 × 10¹⁰

Factors of 71242965648

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1069027

Divisors of 71242965648

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 463 926 1389 1852 2778 3704 4167 5556 7408 8334 11112 16668 22224 33336 66672 1068559 2137118 3205677 4274236 6411354 8548472 9617031 12822708 17096944 19234062 25645416 38468124 51290832 76936248 153872496 494742817 989485634 1484228451 1978971268 2968456902 3957942536 4452685353 5936913804 7915885072 8905370706 11873827608 17810741412 23747655216 35621482824 71242965648
• Sum of all divisors σ(n): 199812171520
• Sum of proper divisors (its aliquot sum) s(n): 128569205872
• 71242965648 is an abundant number, because the sum of its proper divisors (128569205872) is greater than itself. Its abundance is 57326240224

Bases of 71242965648

• Binary: 1000010010110011010010110001010010000₂
• Hexadecimal: 0x1096696290
• Base-36: WQ88040

Squares and roots of 71242965648

• 71242965648 squared (71242965648²) is 5075560154322108059904
• 71242965648 cubed (71242965648³) is 361597957718727523238684598177792
• The square root of 71242965648 is 266913.7794269901
• The cube root of 71242965648 is 4145.5357354767

Scales and comparisons

• 71,242,965,648 seconds is equal to 2,265 years, 15 weeks, 6 days, 8 hours, 40 minutes, 48 seconds.
• To count from 1 to 71,242,965,648 would take you about four thousand, five hundred thirty 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 71242965648 cubic inches would be around 345.5 feet tall.

Recreational maths with 71242965648

• 71242965648 backwards is 84656924217
• The number of decimal digits it has is: 11
• The sum of 71242965648's digits is 54
• More coming soon!