42810420

Names of 42810420

• Cardinal: 42810420 can be written as Forty-two million, eight hundred ten thousand, four hundred twenty.

Scientific notation

• Scientific notation: 4.281042 × 10⁷

Factors of 42810420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 93

Divisors of 42810420

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 17 19 20 30 34 38 47 51 57 60 68 76 85 94 95 102 114 141 170 188 190 204 228 235 255 282 285 323 340 380 470 510 564 570 646 705 799 893 940 969 1020 1140 1292 1410 1598 1615 1786 1938 2209 2397 2679 2820 3196 3230 3572 3876 3995 4418 4465 4794 4845 5358 6460 6627 7990 8836 8930 9588 9690 10716 11045 11985 13254 13395 15181 15980 17860 19380 22090 23970 26508 26790 30362 33135 37553 41971 44180 45543 47940 53580 60724 66270 75106 75905 83942 91086 112659 125913 132540 150212 151810 167884 182172 187765 209855 225318 227715 251826 303620 375530 419710 450636 455430 503652 563295 629565 713507 751060 839420 910860 1126590 1259130 1427014 2140521 2253180 2518260 2854028 3567535 4281042 7135070 8562084 10702605 14270140 21405210 42810420
• Sum of all divisors σ(n): 136503360
• Sum of proper divisors (its aliquot sum) s(n): 93692940
• 42810420 is an abundant number, because the sum of its proper divisors (93692940) is greater than itself. Its abundance is 50882520

Bases of 42810420

• Binary: 10100011010011110000110100₂
• Hexadecimal: 0x28D3C34
• Base-36: PHKQC

Squares and roots of 42810420

• 42810420 squared (42810420²) is 1832732060576400
• 42810420 cubed (42810420³) is 78460029260741126088000
• The square root of 42810420 is 6542.9672167909
• The cube root of 42810420 is 349.8241838055

Scales and comparisons

• 42,810,420 seconds is equal to 1 year, 18 weeks, 5 days, 11 hours, 47 minutes.
• To count from 1 to 42,810,420 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 42810420 cubic inches would be around 29.2 feet tall.

Recreational maths with 42810420

• 42810420 backwards is 02401824
• The number of decimal digits it has is: 8
• The sum of 42810420's digits is 21
• More coming soon!