18126910080

Names of 18126910080

• Cardinal: 18126910080 can be written as Eighteen billion, one hundred twenty-six million, nine hundred ten thousand and eighty.

Scientific notation

• Scientific notation: 1.812691008 × 10¹⁰

Factors of 18126910080

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1049021

Divisors of 18126910080

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 270 288 320 360 384 432 480 540 576 640 720 864 960 1080 1152 1440 1728 1920 2160 2880 3456 4320 5760 8640 17280 1049011 2098022 3147033 4196044 5245055 6294066 8392088 9441099 10490110 12588132 15735165 16784176 18882198 20980220 25176264 28323297 31470330 33568352 37764396 41960440 47205495 50352528 56646594 62940660 67136704 75528792 83920880 94410990 100705056 113293188 125881320 134273408 141616485 151057584 167841760 188821980 201410112 226586376 251762640 283232970 302115168 335683520 377643960 402820224 453172752 503525280 566465940 604230336 671367040 755287920 906345504 1007050560 1132931880 1208460672 1510575840 1812691008 2014101120 2265863760 3021151680 3625382016 4531727520 6042303360 9063455040 18126910080
• Sum of all divisors σ(n): 64199534400
• Sum of proper divisors (its aliquot sum) s(n): 46072624320
• 18126910080 is an abundant number, because the sum of its proper divisors (46072624320) is greater than itself. Its abundance is 27945714240

Bases of 18126910080

• Binary: 10000111000011100101011001010000000₂
• Hexadecimal: 0x43872B280
• Base-36: 8BSALC0

Squares and roots of 18126910080

• 18126910080 squared (18126910080²) is 328584869048405606400
• 18126910080 cubed (18126910080³) is 5956228374889023594580672512000
• The square root of 18126910080 is 134636.2138505089
• The cube root of 18126910080 is 2626.8862067811

Scales and comparisons

• 18,126,910,080 seconds is equal to 576 years, 19 weeks, 5 days, 4 hours, 48 minutes.
• To count from 1 to 18,126,910,080 would take you about one thousand, one hundred fifty-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 18126910080 cubic inches would be around 218.9 feet tall.

Recreational maths with 18126910080

• 18126910080 backwards is 08001962181
• 18126910080 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18126910080's digits is 36
• More coming soon!