18200936988

Names of 18200936988

• Cardinal: 18200936988 can be written as Eighteen billion, two hundred million, nine hundred thirty-six thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.8200936988 × 10¹⁰

Factors of 18200936988

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8324

Divisors of 18200936988

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 19 26 36 38 39 52 57 76 78 114 117 156 169 171 228 234 247 338 342 361 468 494 507 676 684 722 741 988 1014 1083 1444 1482 1521 2028 2166 2223 2964 3042 3211 3249 4332 4446 4693 6084 6422 6498 8287 8892 9386 9633 12844 12996 14079 16574 18772 19266 24861 28158 28899 33148 38532 42237 49722 56316 57798 61009 74583 84474 99444 107731 115596 122018 149166 157453 168948 183027 215462 244036 298332 314906 323193 366054 430924 472359 549081 629812 646386 732108 944718 969579 1098162 1292772 1400503 1417077 1889436 1939158 2046889 2196324 2801006 2834154 2991607 3878316 4093778 4201509 5602012 5668308 5983214 6140667 8187556 8403018 8974821 11966428 12281334 12604527 16806036 17949642 18422001 24562668 25209054 26609557 26924463 35899284 36844002 38890891 50418108 53219114 53848926 73688004 77781782 79828671 106438228 107697852 116672673 155563564 159657342 233345346 239486013 319314684 350018019 466690692 478972026 505581583 700036038 957944052 1011163166 1400072076 1516744749 2022326332 3033489498 4550234247 6066978996 9100468494 18200936988
• Sum of all divisors σ(n): 52585644384
• Sum of proper divisors (its aliquot sum) s(n): 34384707396
• 18200936988 is an abundant number, because the sum of its proper divisors (34384707396) is greater than itself. Its abundance is 16183770408

Bases of 18200936988

• Binary: 10000111100110111000100001000011100₂
• Hexadecimal: 0x43CDC421C
• Base-36: 8D0D8V0

Squares and roots of 18200936988

• 18200936988 squared (18200936988²) is 331274107241146512144
• 18200936988 cubed (18200936988³) is 6029499151652062188408920782272
• The square root of 18200936988 is 134910.8482961991
• The cube root of 18200936988 is 2630.4572538879

Scales and comparisons

• 18,200,936,988 seconds is equal to 578 years, 38 weeks, 23 hours, 49 minutes, 48 seconds.
• To count from 1 to 18,200,936,988 would take you about one thousand, one hundred fifty-seven 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 18200936988 cubic inches would be around 219.2 feet tall.

Recreational maths with 18200936988

• 18200936988 backwards is 88963900281
• The number of decimal digits it has is: 11
• The sum of 18200936988's digits is 54
• More coming soon!