42091764

Names of 42091764

• Cardinal: 42091764 can be written as Forty-two million, ninety-one thousand, seven hundred sixty-four.

Scientific notation

• Scientific notation: 4.2091764 × 10⁷

Factors of 42091764

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1339

Divisors of 42091764

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 11 12 13 19 22 26 33 38 39 44 52 57 66 76 78 114 132 143 156 209 228 247 286 418 429 494 572 627 741 836 858 988 1254 1291 1482 1716 2508 2582 2717 2964 3873 5164 5434 7746 8151 10868 14201 15492 16302 16783 24529 28402 32604 33566 42603 49058 50349 56804 67132 73587 85206 98116 100698 147174 170412 184613 201396 269819 294348 318877 369226 539638 553839 637754 738452 809457 956631 1079276 1107678 1275508 1618914 1913262 2215356 3237828 3507647 3826524 7015294 10522941 14030588 21045882 42091764
• Sum of all divisors σ(n): 121551360
• Sum of proper divisors (its aliquot sum) s(n): 79459596
• 42091764 is an abundant number, because the sum of its proper divisors (79459596) is greater than itself. Its abundance is 37367832

Bases of 42091764

• Binary: 10100000100100010011110100₂
• Hexadecimal: 0x28244F4
• Base-36: P267O

Squares and roots of 42091764

• 42091764 squared (42091764²) is 1771716596631696
• 42091764 cubed (42091764³) is 74574676860304542951744
• The square root of 42091764 is 6487.8165818709
• The cube root of 42091764 is 347.8556343985

Scales and comparisons

• 42,091,764 seconds is equal to 1 year, 17 weeks, 4 days, 4 hours, 9 minutes, 24 seconds.
• To count from 1 to 42,091,764 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 42091764 cubic inches would be around 29 feet tall.

Recreational maths with 42091764

• 42091764 backwards is 46719024
• 42091764 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42091764's digits is 33
• More coming soon!