20790019836

Names of 20790019836

• Cardinal: 20790019836 can be written as Twenty billion, seven hundred ninety million, nineteen thousand, eight hundred thirty-six.

Scientific notation

• Scientific notation: 2.0790019836 × 10¹⁰

Factors of 20790019836

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 39366

Divisors of 20790019836

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 37 74 111 148 222 333 401 444 666 802 1203 1332 1604 2406 3609 4812 7218 14436 14837 29674 38923 44511 59348 77846 89022 116769 133533 155692 178044 233538 267066 350307 467076 534132 700614 1401228 1440151 2880302 4320453 5760604 8640906 12961359 15608123 17281812 25922718 31216246 46824369 51845436 62432492 93648738 140473107 187297476 280946214 561892428 577500551 1155001102 1732501653 2310002204 3465003306 5197504959 6930006612 10395009918 20790019836
• Sum of all divisors σ(n): 54108875184
• Sum of proper divisors (its aliquot sum) s(n): 33318855348
• 20790019836 is an abundant number, because the sum of its proper divisors (33318855348) is greater than itself. Its abundance is 12528835512

Bases of 20790019836

• Binary: 10011010111001011101000011011111100₂
• Hexadecimal: 0x4D72E86FC
• Base-36: 9JTU9Z0

Squares and roots of 20790019836

• 20790019836 squared (20790019836²) is 432224924781273466896
• 20790019836 cubed (20790019836³) is 8985964759816283338108329349056
• The square root of 20790019836 is 144187.4468738523
• The cube root of 20790019836 is 2749.6978108055

Scales and comparisons

• 20,790,019,836 seconds is equal to 661 years, 3 weeks, 5 hours, 30 minutes, 36 seconds.
• To count from 1 to 20,790,019,836 would take you about one thousand, three hundred twenty-two 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 20790019836 cubic inches would be around 229.1 feet tall.

Recreational maths with 20790019836

• 20790019836 backwards is 63891009702
• The number of decimal digits it has is: 11
• The sum of 20790019836's digits is 45
• More coming soon!