18818712506916

Names of 18818712506916

• Cardinal: 18818712506916 can be written as Eighteen trillion, eight hundred eighteen billion, seven hundred twelve million, five hundred six thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 1.8818712506916 × 10¹³

Factors of 18818712506916

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 34441

Divisors of 18818712506916

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 81 84 98 108 126 147 162 189 196 252 294 324 378 441 567 588 756 882 1134 1323 1764 2268 2646 3969 5292 7938 15876 34429 68858 103287 137716 206574 241003 309861 413148 482006 619722 723009 929583 964012 1239444 1446018 1687021 1859166 2169027 2788749 2892036 3374042 3718332 4338054 5061063 5577498 6507081 6748084 8676108 10122126 11154996 13014162 15183189 19521243 20244252 26028324 30366378 39042486 45549567 60732756 78084972 91099134 136648701 182198268 273297402 546594804 1185356041 2370712082 3556068123 4741424164 7112136246 8297492287 10668204369 14224272492 16594984574 21336408738 24892476861 32004613107 33189969148 42672817476 49784953722 58082446009 64009226214 74677430583 96013839321 99569907444 116164892018 128018452428 149354861166 174247338027 192027678642 224032291749 232329784036 298709722332 348494676054 384055357284 448064583498 522742014081 672096875247 696989352108 896129166996 1045484028162 1344193750494 1568226042243 2090968056324 2688387500988 3136452084486 4704678126729 6272904168972 9409356253458 18818712506916
• Sum of all divisors σ(n): 57229466549409
• Sum of proper divisors (its aliquot sum) s(n): 38410754042493
• 18818712506916 is an abundant number, because the sum of its proper divisors (38410754042493) is greater than itself. Its abundance is 19592041535577

Bases of 18818712506916

• Binary: 100010001110110010010101011001001001000100100₂
• Hexadecimal: 0x111D92AC9224
• Base-36: 6O573JI90

Squares and roots of 18818712506916

• 18818712506916 squared (18818712506916²) is 354143940417956681347831056
• 18818712506916 cubed (18818712506916³) is 6664533000791916115669533549636999583296
• 18818712506916 is a perfect square number. Its square root is 4338054
• The cube root of 18818712506916 is 26598.8770828831

Scales and comparisons

• 18,818,712,506,916 seconds is equal to 598,376 years, 44 weeks, 12 hours, 48 minutes, 36 seconds.
• To count from 1 to 18,818,712,506,916 would take you about one million, four hundred ninety-five thousand, nine hundred forty-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 18818712506916 cubic inches would be around 2216.6 feet tall.

Recreational maths with 18818712506916

• 18818712506916 backwards is 61960521781881
• 18818712506916 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18818712506916's digits is 63
• More coming soon!