18108795126249

Names of 18108795126249

• Cardinal: 18108795126249 can be written as Eighteen trillion, one hundred eight billion, seven hundred ninety-five million, one hundred twenty-six thousand, two hundred forty-nine.

Scientific notation

• Scientific notation: 1.8108795126249 × 10¹³

Factors of 18108795126249

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 400

Divisors of 18108795126249

• Number of divisors d(n): 35
• Complete list of divisors:
  1 3 9 27 81 243 397 729 1191 3573 10719 32157 96471 157609 289413 472827 1418481 4255443 12766329 38298987 62570773 114896961 187712319 563136957 1689410871 5068232613 15204697839 24840596881 45614093517 74521790643 223565371929 670696115787 2012088347361 6036265042083 18108795126249
• Sum of all divisors σ(n): 27219334947473
• Sum of proper divisors (its aliquot sum) s(n): 9110539821224
• 18108795126249 is a deficient number, because the sum of its proper divisors (9110539821224) is less than itself. Its deficiency is 8998255305025

Bases of 18108795126249

• Binary: 100000111100001001000010011010000000111101001₂
• Hexadecimal: 0x1078484D01E9
• Base-36: 6F32D29K9

Squares and roots of 18108795126249

• 18108795126249 squared (18108795126249²) is 327928460924459535848810001
• 18108795126249 cubed (18108795126249³) is 5938389314947188483733343243435208816249
• 18108795126249 is a perfect square number. Its square root is 4255443
• The cube root of 18108795126249 is 26260.1086394823

Scales and comparisons

• 18,108,795,126,249 seconds is equal to 575,803 years, 34 weeks, 6 days, 4 hours, 24 minutes, 9 seconds.
• To count from 1 to 18,108,795,126,249 would take you about one million, four hundred thirty-nine thousand, five hundred nine 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 18108795126249 cubic inches would be around 2188.3 feet tall.

Recreational maths with 18108795126249

• 18108795126249 backwards is 94262159780181
• The number of decimal digits it has is: 14
• The sum of 18108795126249's digits is 63
• More coming soon!