42390432

Names of 42390432

• Cardinal: 42390432 can be written as Forty-two million, three hundred ninety thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 4.2390432 × 10⁷

Factors of 42390432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 218

Divisors of 42390432

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 43 48 54 56 63 72 84 86 96 108 112 126 129 144 163 168 172 189 216 224 252 258 288 301 326 336 344 378 387 432 489 504 516 602 652 672 688 756 774 864 903 978 1008 1032 1141 1161 1204 1304 1376 1467 1512 1548 1806 1956 2016 2064 2282 2322 2408 2608 2709 2934 3024 3096 3423 3612 3912 4128 4401 4564 4644 4816 5216 5418 5868 6048 6192 6846 7009 7224 7824 8127 8802 9128 9288 9632 10269 10836 11736 12384 13692 14018 14448 15648 16254 17604 18256 18576 20538 21027 21672 23472 27384 28036 28896 30807 32508 35208 36512 37152 41076 42054 43344 46944 49063 54768 56072 61614 63081 65016 70416 82152 84108 86688 98126 109536 112144 123228 126162 130032 140832 147189 164304 168216 189243 196252 224288 246456 252324 260064 294378 328608 336432 378486 392504 441567 492912 504648 588756 672864 756972 785008 883134 985824 1009296 1177512 1324701 1513944 1570016 1766268 2018592 2355024 2649402 3027888 3532536 4710048 5298804 6055776 7065072 10597608 14130144 21195216 42390432
• Sum of all divisors σ(n): 145474560
• Sum of proper divisors (its aliquot sum) s(n): 103084128
• 42390432 is an abundant number, because the sum of its proper divisors (103084128) is greater than itself. Its abundance is 60693696

Bases of 42390432

• Binary: 10100001101101001110100000₂
• Hexadecimal: 0x286D3A0
• Base-36: P8KO0

Squares and roots of 42390432

• 42390432 squared (42390432²) is 1796948725146624
• 42390432 cubed (42390432³) is 76173432740814654701568
• The square root of 42390432 is 6510.7935000275
• The cube root of 42390432 is 348.6764488203

Scales and comparisons

• 42,390,432 seconds is equal to 1 year, 18 weeks, 15 hours, 7 minutes, 12 seconds.
• To count from 1 to 42,390,432 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 42390432 cubic inches would be around 29.1 feet tall.

Recreational maths with 42390432

• 42390432 backwards is 23409324
• 42390432 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42390432's digits is 27
• More coming soon!