18157815558848

Names of 18157815558848

• Cardinal: 18157815558848 can be written as Eighteen trillion, one hundred fifty-seven billion, eight hundred fifteen million, five hundred fifty-eight thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 1.8157815558848 × 10¹³

Factors of 18157815558848

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 16651

Divisors of 18157815558848

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 149 224 298 448 596 1043 1192 2086 2384 4172 4768 8344 9536 16493 16688 32986 33376 65972 66752 115451 131944 230902 263888 461804 527776 923608 1055552 1847216 2457457 3694432 4914914 7388864 9829828 17202199 19659656 34404398 39319312 68808796 78638624 137617592 157277248 272019049 275235184 544038098 550470368 1088076196 1100940736 1904133343 2176152392 3808266686 4352304784 7616533372 8704609568 15233066744 17409219136 30466133488 40530838301 60932266976 81061676602 121864533952 162123353204 283715868107 324246706408 567431736214 648493412816 1134863472428 1296986825632 2269726944856 2593973651264 4539453889712 9078907779424 18157815558848
• Sum of all divisors σ(n): 41458216753200
• Sum of proper divisors (its aliquot sum) s(n): 23300401194352
• 18157815558848 is an abundant number, because the sum of its proper divisors (23300401194352) is greater than itself. Its abundance is 5142585635504

Bases of 18157815558848

• Binary: 100001000001110110010001001010111001011000000₂
• Hexadecimal: 0x1083B22572C0
• Base-36: 6FPL2K9FK

Squares and roots of 18157815558848

• 18157815558848 squared (18157815558848²) is 329706265869142506551087104
• 18157815558848 cubed (18157815558848³) is 5986745564248391111029479184379685896192
• The square root of 18157815558848 is 4261198.8405668187
• The cube root of 18157815558848 is 26283.7826252403

Scales and comparisons

• 18,157,815,558,848 seconds is equal to 577,362 years, 19 weeks, 1 day, 7 hours, 14 minutes, 8 seconds.
• To count from 1 to 18,157,815,558,848 would take you about one million, four hundred forty-three thousand, four hundred 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 18157815558848 cubic inches would be around 2190.3 feet tall.

Recreational maths with 18157815558848

• 18157815558848 backwards is 84885551875181
• The number of decimal digits it has is: 14
• The sum of 18157815558848's digits is 74
• More coming soon!