18538541322

Names of 18538541322

• Cardinal: 18538541322 can be written as Eighteen billion, five hundred thirty-eight million, five hundred forty-one thousand, three hundred twenty-two.

Scientific notation

• Scientific notation: 1.8538541322 × 10¹⁰

Factors of 18538541322

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2997

Divisors of 18538541322

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 14 21 31 42 49 62 93 98 147 186 217 294 434 651 1093 1302 1519 1861 2186 3038 3279 3722 4557 5583 6558 7651 9114 11166 13027 15302 22953 26054 33883 39081 45906 53557 57691 67766 78162 91189 101649 107114 115382 160671 173073 182378 203298 237181 273567 321342 346146 403837 474362 547134 711543 807674 1211511 1423086 1660267 2034073 2423022 2826859 3320534 4068146 4980801 5653718 6102219 8480577 9961602 12204438 14238511 16961154 28477022 42715533 63056263 85431066 99669577 126112526 189168789 199339154 299008731 378337578 441393841 598017462 882787682 1324181523 2648363046 3089756887 6179513774 9269270661 18538541322
• Sum of all divisors σ(n): 44586468864
• Sum of proper divisors (its aliquot sum) s(n): 26047927542
• 18538541322 is an abundant number, because the sum of its proper divisors (26047927542) is greater than itself. Its abundance is 7509386220

Bases of 18538541322

• Binary: 10001010000111110111011000100001010₂
• Hexadecimal: 0x450FBB10A
• Base-36: 8ILDA16

Squares and roots of 18538541322

• 18538541322 squared (18538541322²) is 343677514347501507684
• 18538541322 cubed (18538541322³) is 6371279801173404567657134518248
• The square root of 18538541322 is 136156.3120901855
• The cube root of 18538541322 is 2646.6216030715

Scales and comparisons

• 18,538,541,322 seconds is equal to 589 years, 24 weeks, 2 days, 10 hours, 48 minutes, 42 seconds.
• To count from 1 to 18,538,541,322 would take you about one thousand, one hundred seventy-eight 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 18538541322 cubic inches would be around 220.6 feet tall.

Recreational maths with 18538541322

• 18538541322 backwards is 22314583581
• 18538541322 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18538541322's digits is 42
• More coming soon!