77948221085483128

Names of 77948221085483128

• Cardinal: 77948221085483128 can be written as Seventy-seven quadrillion, nine hundred forty-eight trillion, two hundred twenty-one billion, eighty-five million, four hundred eighty-three thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 7.7948221085483128 × 10¹⁶

Factors of 77948221085483128

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 480534410

Divisors of 77948221085483128

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 8 21212869 42425738 84851476 169702952 459321539 918643078 1837286156 3674572312 9743527635685391 19487055271370782 38974110542741564 77948221085483128
• Sum of all divisors σ(n): 146152921743297000
• Sum of proper divisors (its aliquot sum) s(n): 68204700657813872
• 77948221085483128 is a deficient number, because the sum of its proper divisors (68204700657813872) is less than itself. Its deficiency is 9743520427669256

Bases of 77948221085483128

• Binary: 100010100111011010111111001111100101011001000000001111000₂
• Hexadecimal: 0x114ED7E7CAC8078
• Base-36: LBIC6F2V9MG

Squares and roots of 77948221085483128

• 77948221085483128 squared (77948221085483128²) is 6075925170391356513537941172664384
• 77948221085483128 cubed (77948221085483128³) is 473607558480517203066031069352240120980203638513152
• The square root of 77948221085483128 is 279192086.3589853399
• The cube root of 77948221085483128 is 427171.3029558147

Scales and comparisons

• 77,948,221,085,483,128 seconds is equal to 2,478,512,320 years, 43 weeks, 4 days, 16 hours, 25 minutes, 28 seconds.
• To count from 1 to 77,948,221,085,483,128 would take you about seven billion, four hundred thirty-five million, five hundred thirty-six thousand, nine hundred sixty-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 77948221085483128 cubic inches would be around 35597.6 feet tall.

Recreational maths with 77948221085483128

• 77948221085483128 backwards is 82138458012284977
• The number of decimal digits it has is: 17
• The sum of 77948221085483128's digits is 79
• More coming soon!