131328727985

Names of 131328727985

• Cardinal: 131328727985 can be written as One hundred thirty-one billion, three hundred twenty-eight million, seven hundred twenty-seven thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.31328727985 × 10¹¹

Factors of 131328727985

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 114

Divisors of 131328727985

• Number of divisors d(n): 216
• Complete list of divisors:
  1 5 7 13 19 23 35 47 65 91 95 115 133 161 169 235 247 299 329 437 455 529 611 665 805 845 893 1081 1183 1235 1495 1645 1729 2093 2185 2209 2645 3055 3059 3211 3703 3887 4277 4465 5405 5681 5915 6251 6877 7567 7943 8645 10051 10465 11045 11609 14053 15295 15463 16055 18515 19435 20539 21385 22477 24863 27209 28405 28717 31255 34385 37835 39715 39767 41971 48139 50255 50807 55601 58045 70265 70357 73853 77315 81263 89401 98371 102695 112385 124315 130663 136045 143585 143773 150917 174041 182689 198835 201019 209855 240695 254035 267007 278005 293797 323219 351785 355649 369265 373321 406315 447005 472397 491855 516971 545623 625807 653315 660491 718865 754585 870205 913445 914641 965333 1005095 1056419 1168561 1278823 1335035 1468985 1616095 1698619 1778245 1866605 1869049 2262533 2361985 2584855 2613247 2728115 3129035 3302455 3306779 3471091 3819361 4201847 4573205 4623437 4826665 5282095 5842805 6141161 6394115 6757331 7093099 8179927 8493095 8586383 9345245 11312665 11890333 12549329 13066235 15191293 16533895 17355455 19096805 21009235 22202659 23117185 24297637 29412929 30705805 33786655 35465495 40899635 42931915 42988127 49651693 59451665 60104681 62746645 75956465 79835093 87845303 106339051 111013295 121488185 147064645 155418613 163141277 197486809 214940635 248258465 288634567 300523405 399175465 439226515 531695255 558845651 777093065 815706385 987434045 1141988939 1382407663 1443172835 2020441969 2794228255 3752249371 5709944695 6912038315 10102209845 18761246855 26265745597 131328727985
• Sum of all divisors σ(n): 219269897280
• Sum of proper divisors (its aliquot sum) s(n): 87941169295
• 131328727985 is a deficient number, because the sum of its proper divisors (87941169295) is less than itself. Its deficiency is 43387558690

Bases of 131328727985

• Binary: 1111010010011110011010101101110110001₂
• Hexadecimal: 0x1E93CD5BB1
• Base-36: 1OBXQF1T

Squares and roots of 131328727985

• 131328727985 squared (131328727985²) is 17247234794158122160225
• 131328727985 cubed (131328727985³) is 2265057406775419492258589611396625
• The square root of 131328727985 is 362393.0573079457
• The cube root of 131328727985 is 5082.9976931939

Scales and comparisons

• 131,328,727,985 seconds is equal to 4,175 years, 44 weeks, 10 hours, 13 minutes, 5 seconds.
• To count from 1 to 131,328,727,985 would take you about eight thousand, three hundred fifty-one 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 131328727985 cubic inches would be around 423.6 feet tall.

Recreational maths with 131328727985

• 131328727985 backwards is 589727823131
• The number of decimal digits it has is: 12
• The sum of 131328727985's digits is 56
• More coming soon!