18219409467392

Names of 18219409467392

• Cardinal: 18219409467392 can be written as Eighteen trillion, two hundred nineteen billion, four hundred nine million, four hundred sixty-seven thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 1.8219409467392 × 10¹³

Factors of 18219409467392

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 181555030

Divisors of 18219409467392

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 196 224 256 392 448 512 784 896 1024 1568 1792 2048 3136 3584 6272 7168 12544 14336 25088 50176 100352 181555021 363110042 726220084 1270885147 1452440168 2541770294 2904880336 5083540588 5809760672 8896196029 10167081176 11619521344 17792392058 20334162352 23239042688 35584784116 40668324704 46478085376 71169568232 81336649408 92956170752 142339136464 162673298816 185912341504 284678272928 325346597632 371824683008 569356545856 650693195264 1138713091712 1301386390528 2277426183424 2602772781056 4554852366848 9109704733696 18219409467392
• Sum of all divisors σ(n): 42377665460130
• Sum of proper divisors (its aliquot sum) s(n): 24158255992738
• 18219409467392 is an abundant number, because the sum of its proper divisors (24158255992738) is greater than itself. Its abundance is 5938846525346

Bases of 18219409467392

• Binary: 100001001001000001001011011011110100000000000₂
• Hexadecimal: 0x1092096DE800
• Base-36: 6GHVPZHFK

Squares and roots of 18219409467392

• 18219409467392 squared (18219409467392²) is 331946881340493241111281664
• 18219409467392 cubed (18219409467392³) is 6047876152566231385037872100100735500288
• The square root of 18219409467392 is 4268420.0200298939
• The cube root of 18219409467392 is 26313.4685347367

Scales and comparisons

• 18,219,409,467,392 seconds is equal to 579,320 years, 44 weeks, 6 days, 18 hours, 16 minutes, 32 seconds.
• To count from 1 to 18,219,409,467,392 would take you about one million, four hundred forty-eight thousand, three hundred two 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 18219409467392 cubic inches would be around 2192.8 feet tall.

Recreational maths with 18219409467392

• 18219409467392 backwards is 29376490491281
• The number of decimal digits it has is: 14
• The sum of 18219409467392's digits is 65
• More coming soon!