12718988208

Names of 12718988208

• Cardinal: 12718988208 can be written as Twelve billion, seven hundred eighteen million, nine hundred eighty-eight thousand, two hundred eight.

Scientific notation

• Scientific notation: 1.2718988208 × 10¹⁰

Factors of 12718988208

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4648777

Divisors of 12718988208

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 36 38 48 57 72 76 114 144 152 171 228 304 342 456 684 912 1368 2736 4648753 9297506 13946259 18595012 27892518 37190024 41838777 55785036 74380048 83677554 88326307 111570072 167355108 176652614 223140144 264978921 334710216 353305228 529957842 669420432 706610456 794936763 1059915684 1413220912 1589873526 2119831368 3179747052 4239662736 6359494104 12718988208
• Sum of all divisors σ(n): 37468957240
• Sum of proper divisors (its aliquot sum) s(n): 24749969032
• 12718988208 is an abundant number, because the sum of its proper divisors (24749969032) is greater than itself. Its abundance is 12030980824

Bases of 12718988208

• Binary: 1011110110000111000101101110110000₂
• Hexadecimal: 0x2F61C5BB0
• Base-36: 5UCK240

Squares and roots of 12718988208

• 12718988208 squared (12718988208²) is 161772661035243051264
• 12718988208 cubed (12718988208³) is 2057584568084037441440755494912
• The square root of 12718988208 is 112778.4917792395
• The cube root of 12718988208 is 2334.2687442633

Scales and comparisons

• 12,718,988,208 seconds is equal to 404 years, 22 weeks, 12 hours, 16 minutes, 48 seconds.
• To count from 1 to 12,718,988,208 would take you about eight hundred eight 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 12718988208 cubic inches would be around 194.5 feet tall.

Recreational maths with 12718988208

• 12718988208 backwards is 80288981721
• The number of decimal digits it has is: 11
• The sum of 12718988208's digits is 54
• More coming soon!