42193900

Names of 42193900

• Cardinal: 42193900 can be written as Forty-two million, one hundred ninety-three thousand, nine hundred.

Scientific notation

• Scientific notation: 4.21939 × 10⁷

Factors of 42193900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 202

Divisors of 42193900

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 7 10 14 20 25 28 35 49 50 70 79 98 100 109 140 158 175 196 218 245 316 350 395 436 490 545 553 700 763 790 980 1090 1106 1225 1526 1580 1975 2180 2212 2450 2725 2765 3052 3815 3871 3950 4900 5341 5450 5530 7630 7742 7900 8611 10682 10900 11060 13825 15260 15484 17222 19075 19355 21364 26705 27650 34444 38150 38710 43055 53410 55300 60277 76300 77420 86110 96775 106820 120554 133525 172220 193550 215275 241108 267050 301385 387100 421939 430550 534100 602770 843878 861100 1205540 1506925 1687756 2109695 3013850 4219390 6027700 8438780 10548475 21096950 42193900
• Sum of all divisors σ(n): 108847200
• Sum of proper divisors (its aliquot sum) s(n): 66653300
• 42193900 is an abundant number, because the sum of its proper divisors (66653300) is greater than itself. Its abundance is 24459400

Bases of 42193900

• Binary: 10100000111101001111101100₂
• Hexadecimal: 0x283D3EC
• Base-36: P4D0S

Squares and roots of 42193900

• 42193900 squared (42193900²) is 1780325197210000
• 42193900 cubed (42193900³) is 75118863338559019000000
• The square root of 42193900 is 6495.6831819293
• The cube root of 42193900 is 348.1367652863

Scales and comparisons

• 42,193,900 seconds is equal to 1 year, 17 weeks, 5 days, 8 hours, 31 minutes, 40 seconds.
• To count from 1 to 42,193,900 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 42193900 cubic inches would be around 29 feet tall.

Recreational maths with 42193900

• 42193900 backwards is 00939124
• 42193900 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42193900's digits is 28
• More coming soon!