131388893980

Names of 131388893980

• Cardinal: 131388893980 can be written as One hundred thirty-one billion, three hundred eighty-eight million, eight hundred ninety-three thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.3138889398 × 10¹¹

Factors of 131388893980

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 43088

Divisors of 131388893980

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 20 211 422 739 844 1055 1478 2110 2956 3695 4220 7390 14780 42131 84262 155929 168524 210655 311858 421310 623716 779645 842620 1559290 3118580 8889641 17779282 31134809 35558564 44448205 62269618 88896410 124539236 155674045 177792820 311348090 622696180 6569444699 13138889398 26277778796 32847223495 65694446990 131388893980
• Sum of all divisors σ(n): 277606062720
• Sum of proper divisors (its aliquot sum) s(n): 146217168740
• 131388893980 is an abundant number, because the sum of its proper divisors (146217168740) is greater than itself. Its abundance is 14828274760

Bases of 131388893980

• Binary: 1111010010111011000110110101100011100₂
• Hexadecimal: 0x1E97636B1C
• Base-36: 1OCXJZFG

Squares and roots of 131388893980

• 131388893980 squared (131388893980²) is 17263041461287680240400
• 131388893980 cubed (131388893980³) is 2268171924329471293386056512792000
• The square root of 131388893980 is 362476.0598715451
• The cube root of 131388893980 is 5083.7738039701

Scales and comparisons

• 131,388,893,980 seconds is equal to 4,177 years, 39 weeks, 3 days, 18 hours, 59 minutes, 40 seconds.
• To count from 1 to 131,388,893,980 would take you about eight thousand, three hundred fifty-five 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 131388893980 cubic inches would be around 423.6 feet tall.

Recreational maths with 131388893980

• 131388893980 backwards is 089398883131
• The number of decimal digits it has is: 12
• The sum of 131388893980's digits is 61
• More coming soon!