42153459

Names of 42153459

• Cardinal: 42153459 can be written as Forty-two million, one hundred fifty-three thousand, four hundred fifty-nine.

Scientific notation

• Scientific notation: 4.2153459 × 10⁷

Factors of 42153459

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 287

Divisors of 42153459

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 31 43 83 93 127 129 249 381 1333 2573 3569 3937 3999 5461 7719 10541 10707 11811 16383 31623 110639 169291 326771 331917 453263 507873 980313 1359789 14051153 42153459
• Sum of all divisors σ(n): 60555264
• Sum of proper divisors (its aliquot sum) s(n): 18401805
• 42153459 is a deficient number, because the sum of its proper divisors (18401805) is less than itself. Its deficiency is 23751654

Bases of 42153459

• Binary: 10100000110011010111110011₂
• Hexadecimal: 0x28335F3
• Base-36: P3HTF

Squares and roots of 42153459

• 42153459 squared (42153459²) is 1776914105664681
• 42153459 cubed (42153459³) is 74903075899657798281579
• The square root of 42153459 is 6492.5695221539
• The cube root of 42153459 is 348.0255051327

Scales and comparisons

• 42,153,459 seconds is equal to 1 year, 17 weeks, 4 days, 21 hours, 17 minutes, 39 seconds.
• To count from 1 to 42,153,459 would take you about two 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 42153459 cubic inches would be around 29 feet tall.

Recreational maths with 42153459

• 42153459 backwards is 95435124
• The number of decimal digits it has is: 8
• The sum of 42153459's digits is 33
• More coming soon!