42291340

Names of 42291340

• Cardinal: 42291340 can be written as Forty-two million, two hundred ninety-one thousand, three hundred forty.

Scientific notation

• Scientific notation: 4.229134 × 10⁷

Factors of 42291340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1269

Divisors of 42291340

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 13 14 19 20 26 28 35 38 52 65 70 76 91 95 130 133 140 182 190 247 260 266 364 380 455 494 532 665 910 988 1223 1235 1330 1729 1820 2446 2470 2660 3458 4892 4940 6115 6916 8561 8645 12230 15899 17122 17290 23237 24460 31798 34244 34580 42805 46474 63596 79495 85610 92948 111293 116185 158990 162659 171220 222586 232370 302081 317980 325318 445172 464740 556465 604162 650636 813295 1112930 1208324 1510405 1626590 2114567 2225860 3020810 3253180 4229134 6041620 8458268 10572835 21145670 42291340
• Sum of all divisors σ(n): 115153920
• Sum of proper divisors (its aliquot sum) s(n): 72862580
• 42291340 is an abundant number, because the sum of its proper divisors (72862580) is greater than itself. Its abundance is 30571240

Bases of 42291340

• Binary: 10100001010101000010001100₂
• Hexadecimal: 0x285508C
• Base-36: P6G7G

Squares and roots of 42291340

• 42291340 squared (42291340²) is 1788557438995600
• 42291340 cubed (42291340³) is 75640490762092178104000
• The square root of 42291340 is 6503.1792225035
• The cube root of 42291340 is 348.4045478097

Scales and comparisons

• 42,291,340 seconds is equal to 1 year, 17 weeks, 6 days, 11 hours, 35 minutes, 40 seconds.
• To count from 1 to 42,291,340 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 42291340 cubic inches would be around 29 feet tall.

Recreational maths with 42291340

• 42291340 backwards is 04319224
• The number of decimal digits it has is: 8
• The sum of 42291340's digits is 25
• More coming soon!