209243889920

Names of 209243889920

• Cardinal: 209243889920 can be written as Two hundred nine billion, two hundred forty-three million, eight hundred eighty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.0924388992 × 10¹¹

Factors of 209243889920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 823

Divisors of 209243889920

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 113 128 130 160 208 226 256 257 260 320 416 433 452 514 520 565 640 832 866 904 1028 1040 1130 1280 1285 1469 1664 1732 1808 2056 2080 2165 2260 2570 2938 3328 3341 3464 3616 4112 4160 4330 4520 5140 5629 5876 6682 6928 7232 7345 8224 8320 8660 9040 10280 11258 11752 13364 13856 14464 14690 16448 16640 16705 17320 18080 20560 22516 23504 26728 27712 28145 28928 29041 29380 32896 33410 34640 36160 41120 45032 47008 48929 53456 55424 56290 58082 58760 65792 66820 69280 72320 82240 90064 94016 97858 106912 110848 111281 112580 116164 117520 133640 138560 144640 145205 164480 180128 188032 195716 213824 222562 225160 232328 235040 244645 267280 277120 290410 328960 360256 376064 377533 391432 427648 445124 450320 464656 470080 489290 534560 554240 556405 580820 636077 720512 755066 782864 855296 890248 900640 929312 940160 978580 1069120 1112810 1161640 1272154 1441024 1446653 1510132 1565728 1780496 1801280 1858624 1880320 1887665 1957160 2138240 2225620 2323280 2544308 2893306 3020264 3131456 3180385 3560992 3602560 3717248 3775330 3914320 4276480 4451240 4646560 5088616 5786612 6040528 6262912 6360770 7121984 7205120 7233265 7434496 7550660 7828640 8902480 9293120 10177232 11573224 12081056 12525824 12574753 12721540 14243968 14466530 15101320 15657280 17804960 18586240 20354464 23146448 24162112 25149506 25443080 28487936 28933060 30202640 31314560 35609920 37172480 40708928 46292896 48324224 50299012 50886160 57866120 60405280 62629120 62873765 71219840 81417856 92585792 96648448 100598024 101772320 115732240 120810560 125747530 142439680 162835712 163471789 185171584 201196048 203544640 231464480 241621120 251495060 326943578 370343168 402392096 407089280 462928960 483242240 502990120 653887156 804784192 814178560 817358945 925857920 1005980240 1307774312 1609568384 1634717890 1851715840 2011960480 2615548624 3219136768 3269435780 4023920960 5231097248 6538871560 8047841920 10462194496 13077743120 16095683840 20924388992 26155486240 41848777984 52310972480 104621944960 209243889920
• Sum of all divisors σ(n): 547916618592
• Sum of proper divisors (its aliquot sum) s(n): 338672728672
• 209243889920 is an abundant number, because the sum of its proper divisors (338672728672) is greater than itself. Its abundance is 129428838752

Bases of 209243889920

• Binary: 11000010110111111010000110000100000000₂
• Hexadecimal: 0x30B7E86100
• Base-36: 2O4IEQRK

Squares and roots of 209243889920

• 209243889920 squared (209243889920²) is 43783005468853077606400
• 209243889920 cubed (209243889920³) is 9161326376691451359326778687488000
• The square root of 209243889920 is 457431.8418300151
• The cube root of 209243889920 is 5936.7796289299

Scales and comparisons

• 209,243,889,920 seconds is equal to 6,653 years, 16 weeks, 6 hours, 45 minutes, 20 seconds.
• To count from 1 to 209,243,889,920 would take you about thirteen thousand, three hundred six 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 209243889920 cubic inches would be around 494.7 feet tall.

Recreational maths with 209243889920

• 209243889920 backwards is 029988342902
• The number of decimal digits it has is: 12
• The sum of 209243889920's digits is 56
• More coming soon!