12218684472

Names of 12218684472

• Cardinal: 12218684472 can be written as Twelve billion, two hundred eighteen million, six hundred eighty-four thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.2218684472 × 10¹⁰

Factors of 12218684472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 176627

Divisors of 12218684472

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 31 36 62 72 93 124 186 248 279 372 558 744 961 1116 1922 2232 2883 3844 5766 7688 8649 11532 17298 23064 34596 69192 176591 353182 529773 706364 1059546 1412728 1589319 2119092 3178638 4238184 5474321 6357276 10948642 12714552 16422963 21897284 32845926 43794568 49268889 65691852 98537778 131383704 169703951 197075556 339407902 394151112 509111853 678815804 1018223706 1357631608 1527335559 2036447412 3054671118 4072894824 6109342236 12218684472
• Sum of all divisors σ(n): 34194391920
• Sum of proper divisors (its aliquot sum) s(n): 21975707448
• 12218684472 is an abundant number, because the sum of its proper divisors (21975707448) is greater than itself. Its abundance is 9757022976

Bases of 12218684472

• Binary: 1011011000010010100101010000111000₂
• Hexadecimal: 0x2D84A5438
• Base-36: 5M2OTA0

Squares and roots of 12218684472

• 12218684472 squared (12218684472²) is 149296250226293918784
• 12218684472 cubed (12218684472³) is 1824203774367843991554089922048
• The square root of 12218684472 is 110538.1584431367
• The cube root of 12218684472 is 2303.2521399085

Scales and comparisons

• 12,218,684,472 seconds is equal to 388 years, 26 weeks, 5 days, 23 hours, 1 minute, 12 seconds.
• To count from 1 to 12,218,684,472 would take you about seven hundred seventy-seven 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 12218684472 cubic inches would be around 191.9 feet tall.

Recreational maths with 12218684472

• 12218684472 backwards is 27448681221
• The number of decimal digits it has is: 11
• The sum of 12218684472's digits is 45
• More coming soon!