20718120320

Names of 20718120320

• Cardinal: 20718120320 can be written as Twenty billion, seven hundred eighteen million, one hundred twenty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.071812032 × 10¹⁰

Factors of 20718120320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 82840

Divisors of 20718120320

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 23 32 34 40 46 64 68 80 85 92 115 128 136 160 170 184 230 272 320 340 368 391 460 544 640 680 736 782 920 1088 1360 1472 1564 1840 1955 2176 2720 2944 3128 3680 3910 5440 6256 7360 7820 10880 12512 14720 15640 25024 31280 50048 62560 82793 125120 165586 250240 331172 413965 662344 827930 1324688 1407481 1655860 1904239 2649376 2814962 3311720 3808478 5298752 5629924 6623440 7037405 7616956 9521195 10597504 11259848 13246880 14074810 15233912 19042390 22519696 26493760 28149620 30467824 32372063 38084780 45039392 52987520 56299240 60935648 64744126 76169560 90078784 112598480 121871296 129488252 152339120 161860315 180157568 225196960 243742592 258976504 304678240 323720630 450393920 517953008 609356480 647441260 900787840 1035906016 1218712960 1294882520 2071812032 2589765040 4143624064 5179530080 10359060160 20718120320
• Sum of all divisors σ(n): 54723522240
• Sum of proper divisors (its aliquot sum) s(n): 34005401920
• 20718120320 is an abundant number, because the sum of its proper divisors (34005401920) is greater than itself. Its abundance is 13287281600

Bases of 20718120320

• Binary: 10011010010111001010110110110000000₂
• Hexadecimal: 0x4D2E56D80
• Base-36: 9IN17Y8

Squares and roots of 20718120320

• 20718120320 squared (20718120320²) is 429240509593996902400
• 20718120320 cubed (20718120320³) is 8893056523986542173630496768000
• The square root of 20718120320 is 143937.9043893581
• The cube root of 20718120320 is 2746.5243283555

Scales and comparisons

• 20,718,120,320 seconds is equal to 658 years, 40 weeks, 1 day, 1 hour, 25 minutes, 20 seconds.
• To count from 1 to 20,718,120,320 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 20718120320 cubic inches would be around 228.9 feet tall.

Recreational maths with 20718120320

• 20718120320 backwards is 02302181702
• The number of decimal digits it has is: 11
• The sum of 20718120320's digits is 26
• More coming soon!