42638998344521282451

Names of 42638998344521282451

• Cardinal: 42638998344521282451 can be written as Forty-two quintillion, six hundred thirty-eight quadrillion, nine hundred ninety-eight trillion, three hundred forty-four billion, five hundred twenty-one million, two hundred eighty-two thousand, four hundred fifty-one.

Scientific notation

• Scientific notation: 4.2638998344521282451 × 10¹⁹

Factors of 42638998344521282451

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4821320013

Divisors of 42638998344521282451

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 11 33 79 99 237 711 869 2607 7821 1131047 3393141 10179423 12441517 37324551 89352713 111973653 268058139 804174417 982879843 2948639529 4820188873 8845918587 14460566619 43381699857 53022077603 159066232809 380794920967 477198698427 1142384762901 3427154288703 4188744130637 12566232391911 37698697175733 5451860164240031 16355580492720093 49066741478160279 59970461806640341 179911385419921023 430696952974962449 539734156259763069 1292090858924887347 3876272576774662041 4737666482724586939 14212999448173760817 42638998344521282451
• Sum of all divisors σ(n): 68039275019788200960
• Sum of proper divisors (its aliquot sum) s(n): 25400276675266918509
• 42638998344521282451 is a deficient number, because the sum of its proper divisors (25400276675266918509) is less than itself. Its deficiency is 17238721669254363942

Bases of 42638998344521282451

• Binary: 100100111110111100001001110001010101001111101010001111001110010011₂
• Hexadecimal: 0x24FBC27154FA8F393
• Base-36: 8ZY8NFYUMZ5AR

Squares and roots of 42638998344521282451

• 42638998344521282451 squared (42638998344521282451²) is 1818084179824088665466162257681720567401
• 42638998344521282451 cubed (42638998344521282451³) is 77521288333719650195503888181701704671730000259215903979851
• The square root of 42638998344521282451 is 6529854389.2280846519
• The cube root of 42638998344521282451 is 3493566.3673118197

Scales and comparisons

• 42,638,998,344,521,282,451 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 42,638,998,344,521,282,451 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 42638998344521282451 cubic inches would be around 291130.5 feet tall.

Recreational maths with 42638998344521282451

• 42638998344521282451 backwards is 15428212544389983624
• The number of decimal digits it has is: 20
• The sum of 42638998344521282451's digits is 90
• More coming soon!