131221451140

Names of 131221451140

• Cardinal: 131221451140 can be written as One hundred thirty-one billion, two hundred twenty-one million, four hundred fifty-one thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.3122145114 × 10¹¹

Factors of 131221451140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4547

Divisors of 131221451140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 13 20 26 52 65 113 130 226 260 452 565 1130 1469 1571 2260 2843 2938 3142 5686 5876 6284 7345 7855 11372 14215 14690 15710 20423 28430 29380 31420 36959 40846 56860 73918 81692 102115 147836 177523 184795 204230 321259 355046 369590 408460 642518 710092 739180 887615 1285036 1606295 1775230 2307799 3212590 3550460 4176367 4466353 4615598 6425180 8352734 8932706 9231196 11538995 16705468 17865412 20881835 22331765 23077990 41763670 44663530 46155980 58062589 83527340 89327060 116125178 232250356 290312945 504697889 580625890 1009395778 1161251780 2018791556 2523489445 5046978890 6561072557 10093957780 13122145114 26244290228 32805362785 65610725570 131221451140
• Sum of all divisors σ(n): 299684520576
• Sum of proper divisors (its aliquot sum) s(n): 168463069436
• 131221451140 is an abundant number, because the sum of its proper divisors (168463069436) is greater than itself. Its abundance is 37241618296

Bases of 131221451140

• Binary: 1111010001101011010000111000110000100₂
• Hexadecimal: 0x1E8D687184
• Base-36: 1OA5V3PG

Squares and roots of 131221451140

• 131221451140 squared (131221451140²) is 17219069239287407299600
• 131221451140 cubed (131221451140³) is 2259511252859429485381740741544000
• The square root of 131221451140 is 362245.0153418263
• The cube root of 131221451140 is 5081.6132880561

Scales and comparisons

• 131,221,451,140 seconds is equal to 4,172 years, 22 weeks, 4 days, 19 hours, 5 minutes, 40 seconds.
• To count from 1 to 131,221,451,140 would take you about eight thousand, three hundred forty-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 131221451140 cubic inches would be around 423.5 feet tall.

Recreational maths with 131221451140

• 131221451140 backwards is 041154122131
• The number of decimal digits it has is: 12
• The sum of 131221451140's digits is 25
• More coming soon!