166018127550394121

Names of 166018127550394121

• Cardinal: 166018127550394121 can be written as One hundred sixty-six quadrillion, eighteen trillion, one hundred twenty-seven billion, five hundred fifty million, three hundred ninety-four thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.66018127550394121 × 10¹⁷

Factors of 166018127550394121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 971

Divisors of 166018127550394121

• Number of divisors d(n): 48
• Complete list of divisors:
  1 17 97 289 857 1649 9409 14569 28033 83129 159953 247673 734449 912673 1413193 2719201 8063513 12485633 15515441 24024281 71241553 137079721 212255761 263762497 629422793 782160761 1211106401 2330355257 6910430641 10700187481 13296732937 20588808817 61054010921 117477320897 181903187177 226044459929 670311772177 1037918185657 1997114455249 5922239059337 11395300127009 17644609156169 100678064008729 193720102159153 574457188755689 1711527088148393 9765772208846713 166018127550394121
• Sum of all divisors σ(n): 178403593374006000
• Sum of proper divisors (its aliquot sum) s(n): 12385465823611879
• 166018127550394121 is a deficient number, because the sum of its proper divisors (12385465823611879) is less than itself. Its deficiency is 153632661726782242

Bases of 166018127550394121

• Binary: 1001001101110100001001101101111110111010101010111100001001₂
• Hexadecimal: 0x24DD09B7EEAAF09
• Base-36: 19EOIIWQH5AH

Squares and roots of 166018127550394121

• 166018127550394121 squared (166018127550394121²) is 27562018675338931463396422431362641
• 166018127550394121 cubed (166018127550394121³) is 4575794731988763533533198670430929315247930625433561
• The square root of 166018127550394121 is 407453221.3032486519
• The cube root of 166018127550394121 is 549606.4706153905

Scales and comparisons

• 166,018,127,550,394,121 seconds is equal to 5,278,862,928 years, 16 weeks, 3 days, 8 hours, 8 minutes, 41 seconds.
• To count from 1 to 166,018,127,550,394,121 would take you about fifteen billion, eight hundred thirty-six million, five hundred eighty-eight thousand, seven hundred eighty-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 166018127550394121 cubic inches would be around 45800.5 feet tall.

Recreational maths with 166018127550394121

• 166018127550394121 backwards is 121493055721810661
• The number of decimal digits it has is: 18
• The sum of 166018127550394121's digits is 62
• More coming soon!