19018409984

Names of 19018409984

• Cardinal: 19018409984 can be written as Nineteen billion, eighteen million, four hundred nine thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.9018409984 × 10¹⁰

Factors of 19018409984

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 189526

Divisors of 19018409984

• 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 189517 379034 758068 1326619 1516136 2653238 3032272 5306476 6064544 9286333 10612952 12129088 18572666 21225904 24258176 37145332 42451808 48516352 74290664 84903616 97032704 148581328 169807232 194065408 297162656 339614464 388130816 594325312 679228928 1188650624 1358457856 2377301248 2716915712 4754602496 9509204992 19018409984
• Sum of all divisors σ(n): 44236343970
• Sum of proper divisors (its aliquot sum) s(n): 25217933986
• 19018409984 is an abundant number, because the sum of its proper divisors (25217933986) is greater than itself. Its abundance is 6199524002

Bases of 19018409984

• Binary: 10001101101100101011110100000000000₂
• Hexadecimal: 0x46D95E800
• Base-36: 8QJ2J28

Squares and roots of 19018409984

• 19018409984 squared (19018409984²) is 361699918319510880256
• 19018409984 cubed (19018409984³) is 6878957337779770227057338875904
• The square root of 19018409984 is 137907.2513829495
• The cube root of 19018409984 is 2669.2632166803

Scales and comparisons

• 19,018,409,984 seconds is equal to 604 years, 37 weeks, 5 days, 11 hours, 39 minutes, 44 seconds.
• To count from 1 to 19,018,409,984 would take you about one thousand, two hundred 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 19018409984 cubic inches would be around 222.4 feet tall.

Recreational maths with 19018409984

• 19018409984 backwards is 48990481091
• The number of decimal digits it has is: 11
• The sum of 19018409984's digits is 53
• More coming soon!