20279987200

Names of 20279987200

• Cardinal: 20279987200 can be written as Twenty billion, two hundred seventy-nine million, nine hundred eighty-seven thousand, two hundred.

Scientific notation

• Scientific notation: 2.02799872 × 10¹⁰

Factors of 20279987200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 6565

Divisors of 20279987200

• Number of divisors d(n): 198
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 64 80 88 100 110 121 128 160 176 200 220 242 256 275 320 352 400 440 484 512 550 605 640 704 800 880 968 1024 1100 1210 1280 1408 1600 1760 1936 2200 2420 2560 2816 3025 3200 3520 3872 4400 4840 5120 5632 6050 6400 6547 7040 7744 8800 9680 11264 12100 12800 13094 14080 15488 17600 19360 24200 25600 26188 28160 30976 32735 35200 38720 48400 52376 56320 61952 65470 70400 72017 77440 96800 104752 123904 130940 140800 144034 154880 163675 193600 209504 261880 281600 288068 309760 327350 360085 387200 419008 523760 576136 619520 654700 720170 774400 792187 838016 1047520 1152272 1309400 1440340 1548800 1584374 1676032 1800425 2095040 2304544 2618800 2880680 3097600 3168748 3352064 3600850 3960935 4190080 4609088 5237600 5761360 6337496 6704128 7201700 7921870 8380160 9218176 10475200 11522720 12674992 14403400 15843740 16760320 18436352 19804675 20950400 23045440 25349984 28806800 31687480 33520640 36872704 39609350 41900800 46090880 50699968 57613600 63374960 73745408 79218700 83801600 92181760 101399936 115227200 126749920 158437400 167603200 184363520 202799872 230454400 253499840 316874800 368727040 405599744 460908800 506999680 633749600 811199488 921817600 1013999360 1267499200 1843635200 2027998720 2534998400 4055997440 5069996800 10139993600 20279987200
• Sum of all divisors σ(n): 55263685988
• Sum of proper divisors (its aliquot sum) s(n): 34983698788
• 20279987200 is an abundant number, because the sum of its proper divisors (34983698788) is greater than itself. Its abundance is 14703711588

Bases of 20279987200

• Binary: 10010111000110010000000110000000000₂
• Hexadecimal: 0x4B8C80C00
• Base-36: 9BE6I9S

Squares and roots of 20279987200

• 20279987200 squared (20279987200²) is 411277880832163840000
• 20279987200 cubed (20279987200³) is 8340710158919408023502848000000
• The square root of 20279987200 is 142407.8200099981
• The cube root of 20279987200 is 2727.0256666163

Scales and comparisons

• 20,279,987,200 seconds is equal to 644 years, 43 weeks, 5 days, 1 hour, 46 minutes, 40 seconds.
• To count from 1 to 20,279,987,200 would take you about one thousand, two hundred eighty-nine 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 20279987200 cubic inches would be around 227.3 feet tall.

Recreational maths with 20279987200

• 20279987200 backwards is 00278997202
• The number of decimal digits it has is: 11
• The sum of 20279987200's digits is 46
• More coming soon!