10821947720

Names of 10821947720

• Cardinal: 10821947720 can be written as Ten billion, eight hundred twenty-one million, nine hundred forty-seven thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.082194772 × 10¹⁰

Factors of 10821947720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 201554

Divisors of 10821947720

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 17 20 34 40 68 79 85 136 158 170 316 340 395 632 680 790 1343 1580 2686 3160 5372 6715 10744 13430 26860 53720 201451 402902 805804 1007255 1611608 2014510 3424667 4029020 6849334 8058040 13698668 15914629 17123335 27397336 31829258 34246670 63658516 68493340 79573145 127317032 136986680 159146290 270548693 318292580 541097386 636585160 1082194772 1352743465 2164389544 2705486930 5410973860 10821947720
• Sum of all divisors σ(n): 26108179200
• Sum of proper divisors (its aliquot sum) s(n): 15286231480
• 10821947720 is an abundant number, because the sum of its proper divisors (15286231480) is greater than itself. Its abundance is 4464283760

Bases of 10821947720

• Binary: 1010000101000010011101000101001000₂
• Hexadecimal: 0x28509D148
• Base-36: 4YZ3WAW

Squares and roots of 10821947720

• 10821947720 squared (10821947720²) is 117114552454413198400
• 10821947720 cubed (10821947720³) is 1267407563912857316362787648000
• The square root of 10821947720 is 104028.5908777007
• The cube root of 10821947720 is 2211.9152210683

Scales and comparisons

• 10,821,947,720 seconds is equal to 344 years, 5 weeks, 3 days, 35 minutes, 20 seconds.
• To count from 1 to 10,821,947,720 would take you about six hundred eighty-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 10821947720 cubic inches would be around 184.3 feet tall.

Recreational maths with 10821947720

• 10821947720 backwards is 02774912801
• The number of decimal digits it has is: 11
• The sum of 10821947720's digits is 41
• More coming soon!