42238900

Names of 42238900

• Cardinal: 42238900 can be written as Forty-two million, two hundred thirty-eight thousand, nine hundred.

Scientific notation

• Scientific notation: 4.22389 × 10⁷

Factors of 42238900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 127

Divisors of 42238900

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 11 19 20 22 25 38 43 44 47 50 55 76 86 94 95 100 110 172 188 190 209 215 220 235 275 380 418 430 470 473 475 517 550 817 836 860 893 940 946 950 1034 1045 1075 1100 1175 1634 1786 1892 1900 2021 2068 2090 2150 2350 2365 2585 3268 3572 4042 4085 4180 4300 4465 4700 4730 5170 5225 8084 8170 8930 8987 9460 9823 10105 10340 10450 11825 12925 16340 17860 17974 19646 20210 20425 20900 22231 22325 23650 25850 35948 38399 39292 40420 40850 44462 44650 44935 47300 49115 50525 51700 76798 81700 88924 89300 89870 98230 101050 111155 153596 179740 191995 196460 202100 222310 224675 245575 383990 422389 444620 449350 491150 555775 767980 844778 898700 959975 982300 1111550 1689556 1919950 2111945 2223100 3839900 4223890 8447780 10559725 21119450 42238900
• Sum of all divisors σ(n): 109992960
• Sum of proper divisors (its aliquot sum) s(n): 67754060
• 42238900 is an abundant number, because the sum of its proper divisors (67754060) is greater than itself. Its abundance is 25515160

Bases of 42238900

• Binary: 10100001001000001110110100₂
• Hexadecimal: 0x28483B4
• Base-36: P5BQS

Squares and roots of 42238900

• 42238900 squared (42238900²) is 1784124673210000
• 42238900 cubed (42238900³) is 75359463659249869000000
• The square root of 42238900 is 6499.1460977577
• The cube root of 42238900 is 348.2604844999

Scales and comparisons

• 42,238,900 seconds is equal to 1 year, 17 weeks, 5 days, 21 hours, 1 minute, 40 seconds.
• To count from 1 to 42,238,900 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 42238900 cubic inches would be around 29 feet tall.

Recreational maths with 42238900

• 42238900 backwards is 00983224
• The number of decimal digits it has is: 8
• The sum of 42238900's digits is 28
• More coming soon!