138737046426900280384

Names of 138737046426900280384

• Cardinal: 138737046426900280384 can be written as One hundred thirty-eight quintillion, seven hundred thirty-seven quadrillion, forty-six trillion, four hundred twenty-six billion, nine hundred million, two hundred eighty thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.38737046426900280384 × 10²⁰

Factors of 138737046426900280384

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 38373

Divisors of 138737046426900280384

• Number of divisors d(n): 21
• Complete list of divisors:
  1 2 4 8 16 32 64 38371 76742 153484 306968 613936 1227872 2455744 1472333641 2944667282 5889334564 11778669128 23557338256 47114676512 94229353024
• Sum of all divisors σ(n): 138737046519662173011
• Sum of proper divisors (its aliquot sum) s(n): 92761892627
• 138737046426900280384 is a deficient number, because the sum of its proper divisors (92761892627) is less than itself. Its deficiency is 138737046334138387757

Bases of 138737046426900280384

• Binary: 1111000010101011101000000001010101000110110010001001011010001000000₂
• Hexadecimal: 0x7855D00AA3644B440
• Base-36: TA24IFTV16JB4

Squares and roots of 138737046426900280384

• 138737046426900280384 squared (138737046426900280384²) is 19247968051259883856339660719937815187456
• 138737046426900280384 cubed (138737046426900280384³) is 2670406237151135822436771403649082120082466297545339919663104
• 138737046426900280384 is a perfect square number. Its square root is 11778669128
• The cube root of 138737046426900280384 is 5176832.9157523463

Scales and comparisons

• 138,737,046,426,900,280,384 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,737,046,426,900,280,384 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 138737046426900280384 cubic inches would be around 431402.7 feet tall.

Recreational maths with 138737046426900280384

• 138737046426900280384 backwards is 483082009624640737831
• The number of decimal digits it has is: 21
• The sum of 138737046426900280384's digits is 85
• More coming soon!