999980371728

Names of 999980371728

• Cardinal: 999980371728 can be written as Nine hundred ninety-nine billion, nine hundred eighty million, three hundred seventy-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 9.99980371728 × 10¹¹

Factors of 999980371728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 973080

Divisors of 999980371728

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 61 72 78 81 104 108 117 122 144 156 162 183 208 216 234 244 312 324 351 366 432 468 488 549 624 648 702 732 793 936 976 1053 1098 1296 1404 1464 1586 1647 1872 2106 2196 2379 2808 2928 3172 3294 4212 4392 4758 4941 5616 6344 6588 7137 8424 8784 9516 9882 12688 13176 14274 16848 19032 19764 21411 26352 28548 38064 39528 42822 57096 64233 79056 85644 114192 128466 171288 256932 342576 513864 973001 1027728 1946002 2919003 3892004 5838006 7784008 8757009 11676012 12649013 15568016 17514018 23352024 25298026 26271027 35028036 37947039 46704048 50596052 52542054 59353061 70056072 75894078 78813081 101192104 105084108 113841117 118706122 140112144 151788156 157626162 178059183 202384208 210168216 227682234 237412244 303576312 315252324 341523351 356118366 420336432 455364468 474824488 534177549 607152624 630504648 683046702 712236732 771589793 910728936 949648976 1024570053 1068355098 1261009296 1366093404 1424473464 1543179586 1602532647 1821457872 2049140106 2136710196 2314769379 2732186808 2848946928 3086359172 3205065294 4098280212 4273420392 4629538758 4807597941 5464373616 6172718344 6410130588 6944308137 8196560424 8546840784 9259077516 9615195882 12345436688 12820261176 13888616274 16393120848 18518155032 19230391764 20832924411 25640522352 27777232548 37036310064 38460783528 41665848822 55554465096 62498773233 76921567056 83331697644 111108930192 124997546466 166663395288 249995092932 333326790576 499990185864 999980371728
• Sum of all divisors σ(n): 3167966075736
• Sum of proper divisors (its aliquot sum) s(n): 2167985704008
• 999980371728 is an abundant number, because the sum of its proper divisors (2167985704008) is greater than itself. Its abundance is 1168005332280

Bases of 999980371728

• Binary: 1110100011010011011110011000111100010000₂
• Hexadecimal: 0xE8D3798F10
• Base-36: CRDUHT00

Squares and roots of 999980371728

• 999980371728 squared (999980371728²) is 999960743841269061705984
• 999980371728 cubed (999980371728³) is 999941116339799622952015650162020352
• The square root of 999980371728 is 999990.1858158407
• The cube root of 999980371728 is 9999.9345719985

Scales and comparisons

• 999,980,371,728 seconds is equal to 31,796 years, 14 weeks, 4 days, 21 hours, 28 minutes, 48 seconds.
• To count from 1 to 999,980,371,728 would take you about sixty-three thousand, five hundred ninety-two 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 999980371728 cubic inches would be around 833.3 feet tall.

Recreational maths with 999980371728

• 999980371728 backwards is 827173089999
• 999980371728 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 999980371728's digits is 72
• More coming soon!