820048040

Names of 820048040

• Cardinal: 820048040 can be written as Eight hundred twenty million, forty-eight thousand and forty.

Scientific notation

• Scientific notation: 8.2004804 × 10⁸

Factors of 820048040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 172310

Divisors of 820048040

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 17 20 28 34 35 40 56 68 70 85 119 136 140 170 238 280 340 476 595 680 952 1190 2380 4760 172279 344558 689116 861395 1205953 1378232 1722790 2411906 2928743 3445580 4823812 5857486 6029765 6891160 9647624 11714972 12059530 14643715 20501201 23429944 24119060 29287430 41002402 48238120 58574860 82004804 102506005 117149720 164009608 205012010 410024020 820048040
• Sum of all divisors σ(n): 2232748800
• Sum of proper divisors (its aliquot sum) s(n): 1412700760
• 820048040 is an abundant number, because the sum of its proper divisors (1412700760) is greater than itself. Its abundance is 592652720

Bases of 820048040

• Binary: 110000111000001111000010101000₂
• Hexadecimal: 0x30E0F0A8
• Base-36: DK8H48

Squares and roots of 820048040

• 820048040 squared (820048040²) is 672478787907841600
• 820048040 cubed (820048040³) is 551464911965401204710464000
• The square root of 820048040 is 28636.4809290527
• The cube root of 820048040 is 936.0084403993

Scales and comparisons

• 820,048,040 seconds is equal to 26 years, 3 weeks, 6 days, 7 hours, 7 minutes, 20 seconds.
• To count from 1 to 820,048,040 would take you about thirty-nine 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 820048040 cubic inches would be around 78 feet tall.

Recreational maths with 820048040

• 820048040 backwards is 040840028
• The number of decimal digits it has is: 9
• The sum of 820048040's digits is 26
• More coming soon!