18418199519748

Names of 18418199519748

• Cardinal: 18418199519748 can be written as Eighteen trillion, four hundred eighteen billion, one hundred ninety-nine million, five hundred nineteen thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 1.8418199519748 × 10¹³

Factors of 18418199519748

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2168

Divisors of 18418199519748

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 12 14 19 21 28 38 42 49 57 76 84 98 114 133 147 196 228 266 294 361 399 532 588 722 798 931 1083 1444 1596 1862 2137 2166 2527 2793 3724 4274 4332 5054 5586 6411 6859 7581 8548 10108 11172 12822 13718 14959 15162 17689 20577 25644 27436 29918 30324 35378 40603 41154 44877 48013 53067 59836 70756 81206 82308 89754 96026 104713 106134 121809 144039 162412 179508 192052 209426 212268 243618 284221 288078 314139 336091 418852 487236 568442 576156 628278 672182 771457 852663 1008273 1136884 1256556 1344364 1542914 1705326 1989547 2016546 2314371 3085828 3410652 3979094 4033092 4566769 4628742 5400199 5968641 7958188 9133538 9257484 10800398 11937282 13700307 14657683 16200597 18267076 21600796 23874564 27400614 29315366 31967383 32401194 37801393 43973049 54801228 58630732 63934766 64802388 75602786 86768611 87946098 95902149 102603781 113404179 127869532 151205572 173537222 175892196 191804298 205207562 223771681 226808358 260305833 307811343 347074444 383608596 410415124 447543362 453616716 520611666 607380277 615622686 671315043 718226467 895086724 1041223332 1214760554 1231245372 1342630086 1436452934 1648603609 1822140831 2154679401 2429521108 2685260172 2872905868 3297207218 3644281662 4251661939 4309358802 4945810827 6594414436 7288563324 8503323878 8618717604 9891621654 11540225263 12754985817 17006647756 19783243308 23080450526 25509971634 31323468571 34620675789 46160901052 51019943268 62646937142 69241351578 80781576841 93970405713 125293874284 138482703156 161563153682 187940811426 219264279997 242344730523 323126307364 375881622852 438528559994 484689461046 657792839991 877057119988 969378922092 1315585679982 1534849959979 2631171359964 3069699919958 4604549879937 6139399839916 9209099759874 18418199519748
• Sum of all divisors σ(n): 52793903141280
• Sum of proper divisors (its aliquot sum) s(n): 34375703621532
• 18418199519748 is an abundant number, because the sum of its proper divisors (34375703621532) is greater than itself. Its abundance is 15957504101784

Bases of 18418199519748

• Binary: 100001100000001010010001111010110001000000100₂
• Hexadecimal: 0x10C0523D6204
• Base-36: 6J17CG7IC

Squares and roots of 18418199519748

• 18418199519748 squared (18418199519748²) is 339230073549245457841983504
• 18418199519748 cubed (18418199519748³) is 6248007177728791409452990953844538236992
• The square root of 18418199519748 is 4291642.9860541755
• The cube root of 18418199519748 is 26408.8237262281

Scales and comparisons

• 18,418,199,519,748 seconds is equal to 585,641 years, 40 weeks, 1 day, 13 hours, 15 minutes, 48 seconds.
• To count from 1 to 18,418,199,519,748 would take you about one million, four hundred sixty-four thousand, one hundred 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 18418199519748 cubic inches would be around 2200.7 feet tall.

Recreational maths with 18418199519748

• 18418199519748 backwards is 84791599181481
• The number of decimal digits it has is: 14
• The sum of 18418199519748's digits is 75
• More coming soon!