821370020182426

Names of 821370020182426

• Cardinal: 821370020182426 can be written as Eight hundred twenty-one trillion, three hundred seventy billion, twenty million, one hundred eighty-two thousand, four hundred twenty-six.

Scientific notation

• Scientific notation: 8.21370020182426 × 10¹⁴

Factors of 821370020182426

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 5755357534

Divisors of 821370020182426

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 11 13 22 26 143 286 499 998 5489 6487 10978 12974 71357 142714 5755357009 11510714018 63308927099 74819641117 126617854198 149639282234 823016052287 1646032104574 2871923147491 5743846294982 31591154622401 37335000917383 63182309244802 74670001834766 410685010091213 821370020182426
• Sum of all divisors σ(n): 1450349966520000
• Sum of proper divisors (its aliquot sum) s(n): 628979946337574
• 821370020182426 is a deficient number, because the sum of its proper divisors (628979946337574) is less than itself. Its deficiency is 192390073844852

Bases of 821370020182426

• Binary: 10111010110000100000011100010010000011100110011010₂
• Hexadecimal: 0x2EB081C48399A
• Base-36: 835G6EVD0A

Squares and roots of 821370020182426

• 821370020182426 squared (821370020182426²) is 674648710054478894570319245476
• 821370020182426 cubed (821370020182426³) is 554136224593494996303199376883892088195204776
• The square root of 821370020182426 is 28659553.7331345409
• The cube root of 821370020182426 is 93651.1142771011

Scales and comparisons

• 821,370,020,182,426 seconds is equal to 26,117,025 years, 50 weeks, 5 days, 19 hours, 33 minutes, 46 seconds.
• To count from 1 to 821,370,020,182,426 would take you about sixty-five million, two hundred ninety-two thousand, five hundred sixty-four 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 821370020182426 cubic inches would be around 7804.3 feet tall.

Recreational maths with 821370020182426

• 821370020182426 backwards is 624281020073128
• The number of decimal digits it has is: 15
• The sum of 821370020182426's digits is 46
• More coming soon!