18147037142

Names of 18147037142

• Cardinal: 18147037142 can be written as Eighteen billion, one hundred forty-seven million, thirty-seven thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.8147037142 × 10¹⁰

Factors of 18147037142

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 75

Divisors of 18147037142

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 13 19 26 38 41 82 169 247 338 494 533 779 1066 1558 1681 3211 3362 6422 6929 10127 13858 20254 21853 31939 43706 63878 68921 131651 137842 263302 284089 415207 568178 830414 895973 1309499 1791946 2618998 2825761 5397691 5651522 10795382 11647649 17023487 23295298 34046974 36734893 53689459 73469786 107378918 221305331 442610662 477553609 697962967 955107218 1395925934 9073518571 18147037142
• Sum of all divisors σ(n): 31802526900
• Sum of proper divisors (its aliquot sum) s(n): 13655489758
• 18147037142 is a deficient number, because the sum of its proper divisors (13655489758) is less than itself. Its deficiency is 4491547384

Bases of 18147037142

• Binary: 10000111001101001011100111111010110₂
• Hexadecimal: 0x439A5CFD6
• Base-36: 8C49ZH2

Squares and roots of 18147037142

• 18147037142 squared (18147037142²) is 329314957033127528164
• 18147037142 cubed (18147037142³) is 5976090756696299378014759067288
• The square root of 18147037142 is 134710.9392068811
• The cube root of 18147037142 is 2627.8580941557

Scales and comparisons

• 18,147,037,142 seconds is equal to 577 years, 1 week, 3 hours, 39 minutes, 2 seconds.
• To count from 1 to 18,147,037,142 would take you about one thousand, one hundred fifty-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 18147037142 cubic inches would be around 219 feet tall.

Recreational maths with 18147037142

• 18147037142 backwards is 24173074181
• 18147037142 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18147037142's digits is 38
• More coming soon!