131078018890

Names of 131078018890

• Cardinal: 131078018890 can be written as One hundred thirty-one billion, seventy-eight million, eighteen thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.3107801889 × 10¹¹

Factors of 131078018890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 663845

Divisors of 131078018890

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 7 10 13 14 26 31 35 49 62 65 70 91 98 130 155 182 217 245 310 403 434 455 490 637 806 910 1085 1274 1519 2015 2170 2821 3038 3185 4030 5642 6370 7595 14105 15190 19747 28210 39494 98735 197470 663787 1327574 3318935 4646509 6637870 8629231 9293018 17258462 20577397 23232545 32525563 41154794 43146155 46465090 60404617 65051126 86292310 102886985 120809234 144041779 162627815 205773970 267506161 288083558 302023085 325255630 422832319 535012322 604046170 720208895 845664638 1008292453 1337530805 1440417790 1872543127 2016584906 2114161595 2675061610 3745086254 4228323190 5041462265 9362715635 10082924530 13107801889 18725431270 26215603778 65539009445 131078018890
• Sum of all divisors σ(n): 305108826624
• Sum of proper divisors (its aliquot sum) s(n): 174030807734
• 131078018890 is an abundant number, because the sum of its proper divisors (174030807734) is greater than itself. Its abundance is 42952788844

Bases of 131078018890

• Binary: 1111010000100110110111101011101001010₂
• Hexadecimal: 0x1E84DBD74A
• Base-36: 1O7SGUOA

Squares and roots of 131078018890

• 131078018890 squared (131078018890²) is 17181447036127196832100
• 131078018890 cubed (131078018890³) is 2252110039159015218800751958369000
• The square root of 131078018890 is 362046.9843680513
• The cube root of 131078018890 is 5079.7611189519

Scales and comparisons

• 131,078,018,890 seconds is equal to 4,167 years, 45 weeks, 3 days, 16 hours, 48 minutes, 10 seconds.
• To count from 1 to 131,078,018,890 would take you about eight thousand, three hundred thirty-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 131078018890 cubic inches would be around 423.3 feet tall.

Recreational maths with 131078018890

• 131078018890 backwards is 098810870131
• The number of decimal digits it has is: 12
• The sum of 131078018890's digits is 46
• More coming soon!