12315227220

Names of 12315227220

• Cardinal: 12315227220 can be written as Twelve billion, three hundred fifteen million, two hundred twenty-seven thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.231522722 × 10¹⁰

Factors of 12315227220

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 419

Divisors of 12315227220

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 409 818 1227 1636 2045 2454 3681 4090 4908 6135 7362 8180 12270 14724 18405 24540 36810 73620 167281 334562 501843 669124 836405 1003686 1505529 1672810 2007372 2509215 3011058 3345620 5018430 6022116 7527645 10036860 15055290 30110580 68417929 136835858 205253787 273671716 342089645 410507574 615761361 684179290 821015148 1026268935 1231522722 1368358580 2052537870 2463045444 3078806805 4105075740 6157613610 12315227220
• Sum of all divisors σ(n): 37447748520
• Sum of proper divisors (its aliquot sum) s(n): 25132521300
• 12315227220 is an abundant number, because the sum of its proper divisors (25132521300) is greater than itself. Its abundance is 12817294080

Bases of 12315227220

• Binary: 1011011110000010110111010001010100₂
• Hexadecimal: 0x2DE0B7454
• Base-36: 5NO6250

Squares and roots of 12315227220

• 12315227220 squared (12315227220²) is 151664821480228928400
• 12315227220 cubed (12315227220³) is 1867786737809755990863111048000
• The square root of 12315227220 is 110973.9934399047
• The cube root of 12315227220 is 2309.3024148741

Scales and comparisons

• 12,315,227,220 seconds is equal to 391 years, 30 weeks, 3 days, 8 hours, 27 minutes.
• To count from 1 to 12,315,227,220 would take you about seven hundred eighty-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 12315227220 cubic inches would be around 192.4 feet tall.

Recreational maths with 12315227220

• 12315227220 backwards is 02272251321
• The number of decimal digits it has is: 11
• The sum of 12315227220's digits is 27
• More coming soon!