642825023422464001

Names of 642825023422464001

• Cardinal: 642825023422464001 can be written as Six hundred forty-two quadrillion, eight hundred twenty-five trillion, twenty-three billion, four hundred twenty-two million, four hundred sixty-four thousand and one.

Scientific notation

• Scientific notation: 6.42825023422464001 × 10¹⁷

Factors of 642825023422464001

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 339954320

Divisors of 642825023422464001

• Number of divisors d(n): 24
• Complete list of divisors:
  1 7 313 929 2191 6503 290777 863041 2035439 6041287 270131833 339953071 1890922831 2379671497 106405311223 315816402959 744837178561 2210714820713 98850534126167 293393438348911 691953738883169 2053754068442377 91832146203209143 642825023422464001
• Sum of all divisors σ(n): 737798504069106944
• Sum of proper divisors (its aliquot sum) s(n): 94973480646642943
• 642825023422464001 is a deficient number, because the sum of its proper divisors (94973480646642943) is less than itself. Its deficiency is 547851542775821058

Bases of 642825023422464001

• Binary: 100011101011110001011111001111110101110101000000000000000001₂
• Hexadecimal: 0x8EBC5F3F5D40001
• Base-36: 4VTIGAYNH1C1

Squares and roots of 642825023422464001

• 642825023422464001 squared (642825023422464001²) is 413224010738091391497469878140928001
• 642825023422464001 cubed (642825023422464001³) is 265630734381438114601144131213427745580567908155392001
• The square root of 642825023422464001 is 801763695.5004036605
• The cube root of 642825023422464001 is 863040.0000000011

Scales and comparisons

• 642,825,023,422,464,001 seconds is equal to 20,439,847,356 years, 25 weeks, 1 day, 1 second.
• To count from 1 to 642,825,023,422,464,001 would take you about sixty-one billion, three hundred nineteen million, five hundred forty-two thousand and sixty-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 642825023422464001 cubic inches would be around 71920 feet tall.

Recreational maths with 642825023422464001

• 642825023422464001 backwards is 100464224320528246
• The number of decimal digits it has is: 18
• The sum of 642825023422464001's digits is 55
• More coming soon!