20722790208

Names of 20722790208

• Cardinal: 20722790208 can be written as Twenty billion, seven hundred twenty-two million, seven hundred ninety thousand, two hundred eight.

Scientific notation

• Scientific notation: 2.0722790208 × 10¹⁰

Factors of 20722790208

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 272269

Divisors of 20722790208

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 192 397 794 1191 1588 2382 3176 4764 6352 9528 12704 19056 25408 38112 76224 271867 543734 815601 1087468 1631202 2174936 3262404 4349872 6524808 8699744 13049616 17399488 26099232 52198464 107931199 215862398 323793597 431724796 647587194 863449592 1295174388 1726899184 2590348776 3453798368 5180697552 6907596736 10361395104 20722790208
• Sum of all divisors σ(n): 54967359712
• Sum of proper divisors (its aliquot sum) s(n): 34244569504
• 20722790208 is an abundant number, because the sum of its proper divisors (34244569504) is greater than itself. Its abundance is 13521779296

Bases of 20722790208

• Binary: 10011010011001011001010111101000000₂
• Hexadecimal: 0x4D32CAF40
• Base-36: 9IPTB9C

Squares and roots of 20722790208

• 20722790208 squared (20722790208²) is 429434034004780683264
• 20722790208 cubed (20722790208³) is 8899071394856208168330768678912
• The square root of 20722790208 is 143954.1253594353
• The cube root of 20722790208 is 2746.7306694275

Scales and comparisons

• 20,722,790,208 seconds is equal to 658 years, 47 weeks, 6 days, 2 hours, 36 minutes, 48 seconds.
• To count from 1 to 20,722,790,208 would take you about one thousand, three hundred seventeen 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 20722790208 cubic inches would be around 228.9 feet tall.

Recreational maths with 20722790208

• 20722790208 backwards is 80209722702
• The number of decimal digits it has is: 11
• The sum of 20722790208's digits is 39
• More coming soon!