18144853472

Names of 18144853472

• Cardinal: 18144853472 can be written as Eighteen billion, one hundred forty-four million, eight hundred fifty-three thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8144853472 × 10¹⁰

Factors of 18144853472

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 250

Divisors of 18144853472

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 19 32 38 76 152 229 304 361 458 608 722 916 1444 1832 2888 3664 4351 5776 6859 7328 8702 11552 13718 17404 27436 34808 54872 69616 82669 109744 130321 139232 165338 219488 260642 330676 521284 661352 1042568 1322704 1570711 2085136 2476099 2645408 3141422 4170272 4952198 6282844 9904396 12565688 19808792 25131376 29843509 39617584 50262752 59687018 79235168 119374036 238748072 477496144 567026671 954992288 1134053342 2268106684 4536213368 9072426736 18144853472
• Sum of all divisors σ(n): 37871933400
• Sum of proper divisors (its aliquot sum) s(n): 19727079928
• 18144853472 is an abundant number, because the sum of its proper divisors (19727079928) is greater than itself. Its abundance is 1582226456

Bases of 18144853472

• Binary: 10000111001100001000111110111100000₂
• Hexadecimal: 0x439847DE0
• Base-36: 8C2Z6JK

Squares and roots of 18144853472

• 18144853472 squared (18144853472²) is 329235707520350454784
• 18144853472 cubed (18144853472³) is 5973933670707007460144241410048
• The square root of 18144853472 is 134702.8339419777
• The cube root of 18144853472 is 2627.7526847523

Scales and comparisons

• 18,144,853,472 seconds is equal to 576 years, 49 weeks, 2 days, 21 hours, 4 minutes, 32 seconds.
• To count from 1 to 18,144,853,472 would take you about one thousand, one hundred fifty-three 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 18144853472 cubic inches would be around 219 feet tall.

Recreational maths with 18144853472

• 18144853472 backwards is 27435844181
• The number of decimal digits it has is: 11
• The sum of 18144853472's digits is 47
• More coming soon!