18313463193493728

Names of 18313463193493728

• Cardinal: 18313463193493728 can be written as Eighteen quadrillion, three hundred thirteen trillion, four hundred sixty-three billion, one hundred ninety-three million, four hundred ninety-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8313463193493728 × 10¹⁶

Factors of 18313463193493728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 14674249353779

Divisors of 18313463193493728

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 78 96 104 156 208 312 416 624 1248 14674249353761 29348498707522 44022748061283 58696997415044 88045496122566 117393994830088 176090992245132 190765241598893 234787989660176 352181984490264 381530483197786 469575979320352 572295724796679 704363968980528 763060966395572 1144591449593358 1408727937961056 1526121932791144 2289182899186716 3052243865582288 4578365798373432 6104487731164576 9156731596746864 18313463193493728
• Sum of all divisors σ(n): 51770751720072336
• Sum of proper divisors (its aliquot sum) s(n): 33457288526578608
• 18313463193493728 is an abundant number, because the sum of its proper divisors (33457288526578608) is greater than itself. Its abundance is 15143825333084880

Bases of 18313463193493728

• Binary: 1000001000011111111111101101100010000010110000011100000₂
• Hexadecimal: 0x410FFF6C4160E0
• Base-36: 50BKWUHSR1C

Squares and roots of 18313463193493728

• 18313463193493728 squared (18313463193493728²) is 335382934139449494359950775337984
• 18313463193493728 cubed (18313463193493728³) is 6142023020088739389550221737395331895228984164352
• The square root of 18313463193493728 is 135327244.8307942461
• The cube root of 18313463193493728 is 263586.7002279643

Scales and comparisons

• 18,313,463,193,493,728 seconds is equal to 582,311,482 years, 15 weeks, 1 day, 7 hours, 48 minutes, 48 seconds.
• To count from 1 to 18,313,463,193,493,728 would take you about one billion, seven hundred forty-six million, nine hundred thirty-four thousand, four hundred forty-six 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 18313463193493728 cubic inches would be around 21965.6 feet tall.

Recreational maths with 18313463193493728

• 18313463193493728 backwards is 82739439136431381
• The number of decimal digits it has is: 17
• The sum of 18313463193493728's digits is 75
• More coming soon!