18380349929856

Names of 18380349929856

• Cardinal: 18380349929856 can be written as Eighteen trillion, three hundred eighty billion, three hundred forty-nine million, nine hundred twenty-nine thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.8380349929856 × 10¹³

Factors of 18380349929856

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 12337175

Divisors of 18380349929856

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 384 3881 7762 11643 15524 23286 31048 46572 62096 93144 124192 186288 248384 372576 496768 745152 1490304 12333289 24666578 36999867 49333156 73999734 98666312 147999468 197332624 295998936 394665248 591997872 789330496 1183995744 1578660992 2367991488 4735982976 47865494609 95730989218 143596483827 191461978436 287192967654 382923956872 574385935308 765847913744 1148771870616 1531695827488 2297543741232 3063391654976 4595087482464 6126783309952 9190174964928 18380349929856
• Sum of all divisors σ(n): 48835388415600
• Sum of proper divisors (its aliquot sum) s(n): 30455038485744
• 18380349929856 is an abundant number, because the sum of its proper divisors (30455038485744) is greater than itself. Its abundance is 12074688555888

Bases of 18380349929856

• Binary: 100001011011110000010001110100111100110000000₂
• Hexadecimal: 0x10B7823A7980
• Base-36: 6IJTDS51C

Squares and roots of 18380349929856

• 18380349929856 squared (18380349929856²) is 337837263543957464120180736
• 18380349929856 cubed (18380349929856³) is 6209567123282921561614011627691642454016
• The square root of 18380349929856 is 4287231.0329460903
• The cube root of 18380349929856 is 26390.7211852521

Scales and comparisons

• 18,380,349,929,856 seconds is equal to 584,438 years, 14 weeks, 1 day, 14 hours, 17 minutes, 36 seconds.
• To count from 1 to 18,380,349,929,856 would take you about one million, four hundred sixty-one thousand and ninety-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 18380349929856 cubic inches would be around 2199.2 feet tall.

Recreational maths with 18380349929856

• 18380349929856 backwards is 65892994308381
• The number of decimal digits it has is: 14
• The sum of 18380349929856's digits is 75
• More coming soon!