131038565840

Names of 131038565840

• Cardinal: 131038565840 can be written as One hundred thirty-one billion, thirty-eight million, five hundred sixty-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.3103856584 × 10¹¹

Factors of 131038565840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 17999830

Divisors of 131038565840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 35 40 52 56 65 70 80 91 104 112 130 140 182 208 260 280 364 455 520 560 728 910 1040 1456 1820 3640 7280 17999803 35999606 71999212 89999015 125998621 143998424 179998030 233997439 251997242 287996848 359996060 467994878 503994484 629993105 719992120 935989756 1007988968 1169987195 1259986210 1439984240 1637982073 1871979512 2015977936 2339974390 2519972420 3275964146 3743959024 4679948780 5039944840 6551928292 8189910365 9359897560 10079889680 13103856584 16379820730 18719795120 26207713168 32759641460 65519282920 131038565840
• Sum of all divisors σ(n): 374971916928
• Sum of proper divisors (its aliquot sum) s(n): 243933351088
• 131038565840 is an abundant number, because the sum of its proper divisors (243933351088) is greater than itself. Its abundance is 112894785248

Bases of 131038565840

• Binary: 1111010000010100000011101010111010000₂
• Hexadecimal: 0x1E8281D5D0
• Base-36: 1O74Z8I8

Squares and roots of 131038565840

• 131038565840 squared (131038565840²) is 17171105737404014905600
• 131038565840 cubed (131038565840³) is 2250077069716417757887806984704000
• The square root of 131038565840 is 361992.4941763295
• The cube root of 131038565840 is 5079.2514169647

Scales and comparisons

• 131,038,565,840 seconds is equal to 4,166 years, 32 weeks, 2 days, 1 hour, 37 minutes, 20 seconds.
• To count from 1 to 131,038,565,840 would take you about eight thousand, three hundred thirty-three 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 131038565840 cubic inches would be around 423.3 feet tall.

Recreational maths with 131038565840

• 131038565840 backwards is 048565830131
• The number of decimal digits it has is: 12
• The sum of 131038565840's digits is 44
• More coming soon!