42930810

Names of 42930810

• Cardinal: 42930810 can be written as Forty-two million, nine hundred thirty thousand, eight hundred ten.

Scientific notation

• Scientific notation: 4.293081 × 10⁷

Factors of 42930810

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 174

Divisors of 42930810

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 27 30 39 45 54 65 78 81 90 117 130 135 151 162 195 234 243 270 302 351 390 405 453 486 585 702 729 755 810 906 1053 1170 1215 1359 1458 1510 1755 1963 2106 2187 2265 2430 2718 3159 3510 3645 3926 4077 4374 4530 5265 5889 6318 6795 7290 8154 9477 9815 10530 10935 11778 12231 13590 15795 17667 18954 19630 20385 21870 24462 28431 29445 31590 35334 36693 40770 47385 53001 56862 58890 61155 73386 88335 94770 106002 110079 122310 142155 159003 176670 183465 220158 265005 284310 318006 330237 366930 477009 530010 550395 660474 795015 954018 1100790 1431027 1590030 1651185 2385045 2862054 3302370 4293081 4770090 7155135 8586162 14310270 21465405 42930810
• Sum of all divisors σ(n): 125637120
• Sum of proper divisors (its aliquot sum) s(n): 82706310
• 42930810 is an abundant number, because the sum of its proper divisors (82706310) is greater than itself. Its abundance is 39775500

Bases of 42930810

• Binary: 10100011110001001001111010₂
• Hexadecimal: 0x28F127A
• Base-36: PK5MI

Squares and roots of 42930810

• 42930810 squared (42930810²) is 1843054447256100
• 42930810 cubed (42930810³) is 79123820294806650441000
• The square root of 42930810 is 6552.1607123147
• The cube root of 42930810 is 350.1517980999

Scales and comparisons

• 42,930,810 seconds is equal to 1 year, 18 weeks, 6 days, 21 hours, 13 minutes, 30 seconds.
• To count from 1 to 42,930,810 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 42930810 cubic inches would be around 29.2 feet tall.

Recreational maths with 42930810

• 42930810 backwards is 01803924
• 42930810 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42930810's digits is 27
• More coming soon!