21240089600

Names of 21240089600

• Cardinal: 21240089600 can be written as Twenty-one billion, two hundred forty million, eighty-nine thousand, six hundred.

Scientific notation

• Scientific notation: 2.12400896 × 10¹⁰

Factors of 21240089600

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 320

Divisors of 21240089600

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 47 50 64 80 94 100 127 128 139 160 188 200 235 254 256 278 320 376 400 470 508 512 556 635 640 695 752 800 940 1016 1024 1112 1175 1270 1280 1390 1504 1600 1880 2032 2224 2350 2540 2560 2780 3008 3175 3200 3475 3760 4064 4448 4700 5080 5120 5560 5969 6016 6350 6400 6533 6950 7520 8128 8896 9400 10160 11120 11938 12032 12700 12800 13066 13900 15040 16256 17653 17792 18800 20320 22240 23876 24064 25400 25600 26132 27800 29845 30080 32512 32665 35306 35584 37600 40640 44480 47752 48128 50800 52264 55600 59690 60160 65024 65330 70612 71168 75200 81280 88265 88960 95504 101600 104528 111200 119380 120320 130048 130660 141224 142336 149225 150400 162560 163325 176530 177920 191008 203200 209056 222400 238760 240640 261320 282448 298450 300800 325120 326650 353060 355840 382016 406400 418112 441325 444800 477520 522640 564896 596900 601600 650240 653300 706120 711680 764032 812800 829691 836224 882650 889600 955040 1045280 1129792 1193800 1203200 1306600 1412240 1528064 1625600 1659382 1672448 1765300 1779200 1910080 2090560 2259584 2387600 2613200 2824480 3056128 3251200 3318764 3344896 3530600 3558400 3820160 4148455 4181120 4519168 4775200 5226400 5648960 6112256 6637528 6689792 7061200 7640320 8296910 8362240 9038336 9550400 10452800 11297920 13275056 14122400 15280640 16593820 16724480 18076672 19100800 20742275 20905600 22595840 26550112 28244800 30561280 33187640 33448960 38201600 41484550 41811200 45191680 53100224 56489600 66375280 76403200 82969100 83622400 90383360 106200448 112979200 132750560 152806400 165938200 167244800 212400896 225958400 265501120 331876400 424801792 451916800 531002240 663752800 849603584 1062004480 1327505600 2124008960 2655011200 4248017920 5310022400 10620044800 21240089600
• Sum of all divisors σ(n): 54583173120
• Sum of proper divisors (its aliquot sum) s(n): 33343083520
• 21240089600 is an abundant number, because the sum of its proper divisors (33343083520) is greater than itself. Its abundance is 12102993920

Bases of 21240089600

• Binary: 10011110010000000100000110000000000₂
• Hexadecimal: 0x4F2020C00
• Base-36: 9R9SU0W

Squares and roots of 21240089600

• 21240089600 squared (21240089600²) is 451141406216028160000
• 21240089600 cubed (21240089600³) is 9582283890298435074523136000000
• The square root of 21240089600 is 145739.8010153711
• The cube root of 21240089600 is 2769.3984713887

Scales and comparisons

• 21,240,089,600 seconds is equal to 675 years, 19 weeks, 1 day, 8 hours, 53 minutes, 20 seconds.
• To count from 1 to 21,240,089,600 would take you about one thousand, three hundred fifty 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 21240089600 cubic inches would be around 230.8 feet tall.

Recreational maths with 21240089600

• 21240089600 backwards is 00698004212
• 21240089600 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21240089600's digits is 32
• More coming soon!