18371129802816

Names of 18371129802816

• Cardinal: 18371129802816 can be written as Eighteen trillion, three hundred seventy-one billion, one hundred twenty-nine million, eight hundred two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.8371129802816 × 10¹³

Factors of 18371129802816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5098864

Divisors of 18371129802816

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 64 84 96 98 112 147 168 192 196 224 294 336 383 392 448 588 672 766 784 1149 1176 1344 1532 1568 2298 2352 2681 3064 3136 4596 4704 5362 6128 8043 9192 9408 10724 12256 16086 18384 18767 21448 24512 32172 36768 37534 42896 56301 64344 73536 75068 85792 112602 128688 150136 171584 225204 257376 300272 450408 514752 600544 900816 1201088 1801632 3603264 5098469 10196938 15295407 20393876 30590814 35689283 40787752 61181628 71378566 81575504 107067849 122363256 142757132 163151008 214135698 244726512 249824981 285514264 326302016 428271396 489453024 499649962 571028528 749474943 856542792 978906048 999299924 1142057056 1498949886 1713085584 1952713627 1998599848 2284114112 2997899772 3426171168 3905427254 3997199696 5858140881 5995799544 6852342336 7810854508 7994399392 11716281762 11991599088 13668995389 15621709016 15988798784 23432563524 23983198176 27337990778 31243418032 41006986167 46865127048 47966396352 54675981556 62486836064 82013972334 93730254096 95682967723 109351963112 124973672128 164027944668 187460508192 191365935446 218703926224 287048903169 328055889336 374921016384 382731870892 437407852448 574097806338 656111778672 765463741784 874815704896 1148195612676 1312223557344 1530927483568 2296391225352 2624447114688 3061854967136 4592782450704 6123709934272 9185564901408 18371129802816
• Sum of all divisors σ(n): 56690418170880
• Sum of proper divisors (its aliquot sum) s(n): 38319288368064
• 18371129802816 is an abundant number, because the sum of its proper divisors (38319288368064) is greater than itself. Its abundance is 19948158565248

Bases of 18371129802816

• Binary: 100001011010101011100101010101000000001000000₂
• Hexadecimal: 0x10B55CAA8040
• Base-36: 6IFKWCTHC

Squares and roots of 18371129802816

• 18371129802816 squared (18371129802816²) is 337498410231914243041529856
• 18371129802816 cubed (18371129802816³) is 6200227102614540184597762283556256874496
• The square root of 18371129802816 is 4286155.5971308367
• The cube root of 18371129802816 is 26386.3076584739

Scales and comparisons

• 18,371,129,802,816 seconds is equal to 584,145 years, 5 weeks, 2 days, 3 hours, 53 minutes, 36 seconds.
• To count from 1 to 18,371,129,802,816 would take you about one million, four hundred sixty thousand, three hundred sixty-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 18371129802816 cubic inches would be around 2198.9 feet tall.

Recreational maths with 18371129802816

• 18371129802816 backwards is 61820892117381
• The number of decimal digits it has is: 14
• The sum of 18371129802816's digits is 57
• More coming soon!