20542800

Names of 20542800

• Cardinal: 20542800 can be written as Twenty million, five hundred forty-two thousand, eight hundred.

Scientific notation

• Scientific notation: 2.05428 × 10⁷

Factors of 20542800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 99

Divisors of 20542800

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 19 20 24 25 30 34 38 40 48 50 51 53 57 60 68 75 76 80 85 95 100 102 106 114 120 136 150 152 159 170 190 200 204 212 228 240 255 265 272 285 300 304 318 323 340 380 400 408 424 425 456 475 510 530 570 600 636 646 680 760 795 816 848 850 901 912 950 969 1007 1020 1060 1140 1200 1272 1275 1292 1325 1360 1425 1520 1590 1615 1700 1802 1900 1938 2014 2040 2120 2280 2544 2550 2584 2650 2703 2850 3021 3180 3230 3400 3604 3800 3876 3975 4028 4080 4240 4505 4560 4845 5035 5100 5168 5300 5406 5700 6042 6360 6460 6800 7208 7600 7752 7950 8056 8075 9010 9690 10070 10200 10600 10812 11400 12084 12720 12920 13515 14416 15105 15504 15900 16112 16150 17119 18020 19380 20140 20400 21200 21624 22525 22800 24168 24225 25175 25840 27030 30210 31800 32300 34238 36040 38760 40280 43248 45050 48336 48450 50350 51357 54060 60420 63600 64600 67575 68476 72080 75525 77520 80560 85595 90100 96900 100700 102714 108120 120840 129200 135150 136952 151050 171190 180200 193800 201400 205428 216240 241680 256785 270300 273904 302100 342380 360400 387600 402800 410856 427975 513570 540600 604200 684760 821712 855950 1027140 1081200 1208400 1283925 1369520 1711900 2054280 2567850 3423800 4108560 5135700 6847600 10271400 20542800
• Sum of all divisors σ(n): 74727360
• Sum of proper divisors (its aliquot sum) s(n): 54184560
• 20542800 is an abundant number, because the sum of its proper divisors (54184560) is greater than itself. Its abundance is 33641760

Bases of 20542800

• Binary: 1001110010111010101010000₂
• Hexadecimal: 0x1397550
• Base-36: C8AXC

Squares and roots of 20542800

• 20542800 squared (20542800²) is 422006631840000
• 20542800 cubed (20542800³) is 8669197836562752000000
• The square root of 20542800 is 4532.4165739703
• The cube root of 20542800 is 273.8755184279

Scales and comparisons

• 20,542,800 seconds is equal to 33 weeks, 6 days, 18 hours, 20 minutes.
• To count from 1 to 20,542,800 would take you about fifty weeks!

  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 20542800 cubic inches would be around 22.8 feet tall.

Recreational maths with 20542800

• 20542800 backwards is 00824502
• The number of decimal digits it has is: 8
• The sum of 20542800's digits is 21
• More coming soon!