27857720020

Names of 27857720020

• Cardinal: 27857720020 can be written as Twenty-seven billion, eight hundred fifty-seven million, seven hundred twenty thousand and twenty.

Scientific notation

• Scientific notation: 2.785772002 × 10¹⁰

Factors of 27857720020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 15374

Divisors of 27857720020

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 13 20 26 52 65 130 169 260 338 557 676 845 1114 1690 2228 2785 3380 5570 7241 11140 14482 14797 28964 29594 36205 59188 72410 73985 94133 144820 147970 188266 192361 295940 376532 384722 470665 769444 941330 961805 1882660 1923610 2500693 3847220 5001386 8241929 10002772 12503465 16483858 25006930 32967716 41209645 50013860 82419290 107145077 164838580 214290154 428580308 535725385 1071450770 1392886001 2142901540 2785772002 5571544004 6964430005 13928860010 27857720020
• Sum of all divisors σ(n): 63465484824
• Sum of proper divisors (its aliquot sum) s(n): 35607764804
• 27857720020 is an abundant number, because the sum of its proper divisors (35607764804) is greater than itself. Its abundance is 7750044784

Bases of 27857720020

• Binary: 11001111100011100110001001011010100₂
• Hexadecimal: 0x67C7312D4
• Base-36: CSPRMC4

Squares and roots of 27857720020

• 27857720020 squared (27857720020²) is 776052564712708800400
• 27857720020 cubed (27857720020³) is 21619055068569573497333264008000
• The square root of 27857720020 is 166906.3210906045
• The cube root of 27857720020 is 3031.4368326575

Scales and comparisons

• 27,857,720,020 seconds is equal to 885 years, 41 weeks, 7 hours, 33 minutes, 40 seconds.
• To count from 1 to 27,857,720,020 would take you about one thousand, seven hundred seventy-one 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 27857720020 cubic inches would be around 252.6 feet tall.

Recreational maths with 27857720020

• 27857720020 backwards is 02002775872
• The number of decimal digits it has is: 11
• The sum of 27857720020's digits is 40
• More coming soon!