139289840305

Names of 139289840305

• Cardinal: 139289840305 can be written as One hundred thirty-nine billion, two hundred eighty-nine million, eight hundred forty thousand, three hundred five.

Scientific notation

• Scientific notation: 1.39289840305 × 10¹¹

Factors of 139289840305

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17508

Divisors of 139289840305

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 11 31 35 55 61 77 121 155 217 305 341 385 427 605 671 847 1085 1705 1891 2135 2387 3355 3751 4235 4697 7381 9455 11935 13237 17393 18755 20801 23485 26257 36905 51667 66185 86965 104005 121751 131285 145607 191323 228811 258335 539183 608755 728035 956615 1060973 1144055 1339261 1601677 2104553 2695915 3774281 5304865 5931013 6696305 7426811 8008385 10522765 11670703 14731871 18871405 29655065 32890163 37134055 41517091 58353515 65241143 73659355 81694921 128377733 164450815 207585455 230231141 326205715 361791793 408474605 456688001 641888665 898644131 1151155705 1808958965 2283440005 2532542551 3979709723 4493220655 12662712755 19898548615 27857968061 139289840305
• Sum of all divisors σ(n): 220309899264
• Sum of proper divisors (its aliquot sum) s(n): 81020058959
• 139289840305 is a deficient number, because the sum of its proper divisors (81020058959) is less than itself. Its deficiency is 58269781346

Bases of 139289840305

• Binary: 10000001101110010100100100101010110001₂
• Hexadecimal: 0x206E524AB1
• Base-36: 1RZLKOMP

Squares and roots of 139289840305

• 139289840305 squared (139289840305²) is 19401659612192402493025
• 139289840305 cubed (139289840305³) is 2702454069034247974187736126372625
• The square root of 139289840305 is 373215.5413497675
• The cube root of 139289840305 is 5183.6994525861

Scales and comparisons

• 139,289,840,305 seconds is equal to 4,428 years, 51 weeks, 1 day, 22 hours, 18 minutes, 25 seconds.
• To count from 1 to 139,289,840,305 would take you about eight thousand, eight hundred fifty-seven 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 139289840305 cubic inches would be around 432 feet tall.

Recreational maths with 139289840305

• 139289840305 backwards is 503048982931
• The number of decimal digits it has is: 12
• The sum of 139289840305's digits is 52
• More coming soon!