13138078368268473648

Names of 13138078368268473648

• Cardinal: 13138078368268473648 can be written as Thirteen quintillion, one hundred thirty-eight quadrillion, seventy-eight trillion, three hundred sixty-eight billion, two hundred sixty-eight million, four hundred seventy-three thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.3138078368268473648 × 10¹⁹

Factors of 13138078368268473648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 152171335068

Divisors of 13138078368268473648

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 256957 513914 770871 1027828 1541742 1798699 2055656 3083484 3597398 4111312 5396097 6166968 7194796 10792194 12333936 14389592 21584388 28779184 43168776 86337552 152171078099 304342156198 456513234297 608684312396 913026468594 1065197546693 1217368624792 1826052937188 2130395093386 2434737249584 3195592640079 3652105874376 4260790186772 6391185280158 7304211748752 8521580373544 12782370560316 17043160747088 25564741120632 51129482241264 39101423715084743 78202847430169486 117304271145254229 156405694860338972 234608542290508458 273709966005593201 312811389720677944 469217084581016916 547419932011186402 625622779441355888 821129898016779603 938434169162033832 1094839864022372804 1642259796033559206 1876868338324067664 2189679728044745608 3284519592067118412 4379359456089491216 6569039184134236824 13138078368268473648
• Sum of all divisors σ(n): 38788763279328441600
• Sum of proper divisors (its aliquot sum) s(n): 25650684911059967952
• 13138078368268473648 is an abundant number, because the sum of its proper divisors (25650684911059967952) is greater than itself. Its abundance is 12512606542791494304

Bases of 13138078368268473648

• Binary: 1011011001010011110101001010101011011011111000101101010100110000₂
• Hexadecimal: 0xB653D4AADBE2D530
• Base-36: 2RTES3CNRVRQO

Squares and roots of 13138078368268473648

• 13138078368268473648 squared (13138078368268473648²) is 172609103210763999078405771027670427904
• 13138078368268473648 cubed (13138078368268473648³) is 2267751925059558836662177119964646213650897369393107873792
• The square root of 13138078368268473648 is 3624648723.4307924929
• The cube root of 13138078368268473648 is 2359630.2188196123

Scales and comparisons

• 13,138,078,368,268,473,648 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 13,138,078,368,268,473,648 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 13138078368268473648 cubic inches would be around 196635.9 feet tall.

Recreational maths with 13138078368268473648

• 13138078368268473648 backwards is 84637486286387083131
• The number of decimal digits it has is: 20
• The sum of 13138078368268473648's digits is 96
• More coming soon!