17421839172

Names of 17421839172

• Cardinal: 17421839172 can be written as Seventeen billion, four hundred twenty-one million, eight hundred thirty-nine thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.7421839172 × 10¹⁰

Factors of 17421839172

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 123084

Divisors of 17421839172

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 31 36 62 93 124 127 186 254 279 372 381 508 558 762 1116 1143 1524 2286 3937 4572 7874 11811 15748 23622 35433 47244 70866 122921 141732 245842 368763 491684 737526 1106289 1475052 2212578 3810551 4425156 7621102 11431653 15242204 15610967 22863306 31221934 34294959 45726612 46832901 62443868 68589918 93665802 137179836 140498703 187331604 280997406 483939977 561994812 967879954 1451819931 1935759908 2903639862 4355459793 5807279724 8710919586 17421839172
• Sum of all divisors σ(n): 45817454592
• Sum of proper divisors (its aliquot sum) s(n): 28395615420
• 17421839172 is an abundant number, because the sum of its proper divisors (28395615420) is greater than itself. Its abundance is 10973776248

Bases of 17421839172

• Binary: 10000001110011011000010101101000100₂
• Hexadecimal: 0x40E6C2B44
• Base-36: 804IH50

Squares and roots of 17421839172

• 17421839172 squared (17421839172²) is 303520480135033645584
• 17421839172 cubed (17421839172³) is 5287884990320777016173296016448
• The square root of 17421839172 is 131991.8147916755
• The cube root of 17421839172 is 2592.3760474779

Scales and comparisons

• 17,421,839,172 seconds is equal to 553 years, 49 weeks, 6 days, 15 hours, 46 minutes, 12 seconds.
• To count from 1 to 17,421,839,172 would take you about one thousand, one hundred seven 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 17421839172 cubic inches would be around 216 feet tall.

Recreational maths with 17421839172

• 17421839172 backwards is 27193812471
• The number of decimal digits it has is: 11
• The sum of 17421839172's digits is 45
• More coming soon!