20821079712

Names of 20821079712

• Cardinal: 20821079712 can be written as Twenty billion, eight hundred twenty-one million, seventy-nine thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 2.0821079712 × 10¹⁰

Factors of 20821079712

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2141

Divisors of 20821079712

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 47 48 94 96 141 188 282 376 564 752 1128 1504 2089 2209 2256 4178 4418 4512 6267 6627 8356 8836 12534 13254 16712 17672 25068 26508 33424 35344 50136 53016 66848 70688 98183 100272 103823 106032 196366 200544 207646 212064 294549 311469 392732 415292 589098 622938 785464 830584 1178196 1245876 1570928 1661168 2356392 2491752 3141856 3322336 4614601 4712784 4983504 9229202 9425568 9967008 13843803 18458404 27687606 36916808 55375212 73833616 110750424 147667232 216886247 221500848 433772494 443001696 650658741 867544988 1301317482 1735089976 2602634964 3470179952 5205269928 6940359904 10410539856 20821079712
• Sum of all divisors σ(n): 55870214400
• Sum of proper divisors (its aliquot sum) s(n): 35049134688
• 20821079712 is an abundant number, because the sum of its proper divisors (35049134688) is greater than itself. Its abundance is 14228054976

Bases of 20821079712

• Binary: 10011011001000010000111011010100000₂
• Hexadecimal: 0x4D90876A0
• Base-36: 9KCBZXC

Squares and roots of 20821079712

• 20821079712 squared (20821079712²) is 433517360373458002944
• 20821079712 cubed (20821079712³) is 9026299516871599168381354672128
• The square root of 20821079712 is 144295.1132644483
• The cube root of 20821079712 is 2751.0664607271

Scales and comparisons

• 20,821,079,712 seconds is equal to 662 years, 2 weeks, 2 days, 17 hours, 15 minutes, 12 seconds.
• To count from 1 to 20,821,079,712 would take you about one thousand, three hundred twenty-four 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 20821079712 cubic inches would be around 229.3 feet tall.

Recreational maths with 20821079712

• 20821079712 backwards is 21797012802
• The number of decimal digits it has is: 11
• The sum of 20821079712's digits is 39
• More coming soon!