20984577984

Names of 20984577984

• Cardinal: 20984577984 can be written as Twenty billion, nine hundred eighty-four million, five hundred seventy-seven thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.0984577984 × 10¹⁰

Factors of 20984577984

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1349322

Divisors of 20984577984

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 144 162 192 216 243 288 324 432 486 576 648 864 972 1296 1728 1944 2592 3888 5184 7776 15552 1349317 2698634 4047951 5397268 8095902 10794536 12143853 16191804 21589072 24287706 32383608 36431559 43178144 48575412 64767216 72863118 86356288 97150824 109294677 129534432 145726236 194301648 218589354 259068864 291452472 327884031 388603296 437178708 582904944 655768062 777206592 874357416 1165809888 1311536124 1748714832 2331619776 2623072248 3497429664 5246144496 6994859328 10492288992 20984577984
• Sum of all divisors σ(n): 62376272504
• Sum of proper divisors (its aliquot sum) s(n): 41391694520
• 20984577984 is an abundant number, because the sum of its proper divisors (41391694520) is greater than itself. Its abundance is 20407116536

Bases of 20984577984

• Binary: 10011100010110001110011111111000000₂
• Hexadecimal: 0x4E2C73FC0
• Base-36: 9N1OC00

Squares and roots of 20984577984

• 20984577984 squared (20984577984²) is 440352513166577504256
• 20984577984 cubed (20984577984³) is 9240611652994432420440123899904
• The square root of 20984577984 is 144860.5466785211
• The cube root of 20984577984 is 2758.2486431657

Scales and comparisons

• 20,984,577,984 seconds is equal to 667 years, 12 weeks, 5 days, 1 hour, 26 minutes, 24 seconds.
• To count from 1 to 20,984,577,984 would take you about one thousand, three hundred thirty-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 20984577984 cubic inches would be around 229.9 feet tall.

Recreational maths with 20984577984

• 20984577984 backwards is 48977548902
• The number of decimal digits it has is: 11
• The sum of 20984577984's digits is 63
• More coming soon!