18088987875140

Names of 18088987875140

• Cardinal: 18088987875140 can be written as Eighteen trillion, eighty-eight billion, nine hundred eighty-seven million, eight hundred seventy-five thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.808898787514 × 10¹³

Factors of 18088987875140

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 796

Divisors of 18088987875140

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 35 49 52 65 70 91 98 130 140 182 196 245 260 343 364 455 490 637 686 769 910 980 1274 1372 1538 1715 1820 2401 2548 3076 3185 3430 3845 4459 4802 5383 6370 6860 7690 8918 9604 9997 10766 12005 12740 15380 16807 17836 19994 21532 22295 24010 26915 31213 33614 37681 39988 44590 48020 49985 53830 62426 67228 69979 75362 84035 89180 99970 107660 117649 124852 139958 150724 156065 168070 188405 199940 218491 235298 263767 279916 312130 336140 349895 376810 436982 470596 489853 527534 588245 591361 624260 699790 753620 873964 979706 1055068 1092455 1176490 1182722 1318835 1399580 1529437 1846369 1959412 2184910 2352980 2365444 2449265 2637670 2956805 3058874 3428971 3692738 4139527 4369820 4898530 5275340 5913610 6117748 6857942 7385476 7647185 7687693 8279054 9231845 9797060 11827220 12924583 13715884 15294370 15375386 16558108 17144855 18463690 20697635 24002797 25849166 28976689 30588740 30750772 34289710 36927380 38438465 41395270 48005594 51698332 53813851 57953378 64622915 68579420 76876930 82790540 90472081 96011188 107627702 115906756 120013985 129245830 144883445 153753860 168019579 180944162 202836823 215255404 240027970 258491660 269069255 289766890 336039158 361888324 376696957 405673646 452360405 480055940 538138510 579533780 672078316 753393914 811347292 840097895 904720810 1014184115 1076277020 1176137053 1419857761 1506787828 1680195790 1809441620 1883484785 2028368230 2352274106 2636878699 2839715522 3360391580 3766969570 4056736460 4704548212 5273757398 5679431044 5880685265 7099288805 7533939140 9939004327 10547514796 11761370530 13184393495 14198577610 18458150893 19878008654 23522741060 26368786990 28397155220 36916301786 39756017308 49695021635 52737573980 69573030289 73832603572 92290754465 99390043270 129207056251 139146060578 184581508930 198780086540 258414112502 278292121156 347865151445 369163017860 516828225004 646035281255 695730302890 904449393757 1292070562510 1391460605780 1808898787514 2584141125020 3617797575028 4522246968785 9044493937570 18088987875140
• Sum of all divisors σ(n): 47789185304196
• Sum of proper divisors (its aliquot sum) s(n): 29700197429056
• 18088987875140 is an abundant number, because the sum of its proper divisors (29700197429056) is greater than itself. Its abundance is 11611209553916

Bases of 18088987875140

• Binary: 100000111001110101011101100100101011101000100₂
• Hexadecimal: 0x1073ABB25744
• Base-36: 6ETYSC4SK

Squares and roots of 18088987875140

• 18088987875140 squared (18088987875140²) is 327211482346961932230019600
• 18088987875140 cubed (18088987875140³) is 5918924536780780542723970925924552744000
• The square root of 18088987875140 is 4253115.0789909271
• The cube root of 18088987875140 is 26250.5307829859

Scales and comparisons

• 18,088,987,875,140 seconds is equal to 575,173 years, 44 weeks, 5 days, 14 hours, 12 minutes, 20 seconds.
• To count from 1 to 18,088,987,875,140 would take you about one million, four hundred thirty-seven thousand, nine hundred thirty-four 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 18088987875140 cubic inches would be around 2187.5 feet tall.

Recreational maths with 18088987875140

• 18088987875140 backwards is 04157878988081
• The number of decimal digits it has is: 14
• The sum of 18088987875140's digits is 74
• More coming soon!