12791450988

Names of 12791450988

• Cardinal: 12791450988 can be written as Twelve billion, seven hundred ninety-one million, four hundred fifty thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.2791450988 × 10¹⁰

Factors of 12791450988

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 60169

Divisors of 12791450988

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 73 81 108 146 162 219 243 292 324 438 486 657 729 876 972 1314 1458 1971 2628 2916 3942 5913 7884 11826 17739 23652 35478 53217 60091 70956 106434 120182 180273 212868 240364 360546 540819 721092 1081638 1622457 2163276 3244914 4386643 4867371 6489828 8773286 9734742 13159929 14602113 17546572 19469484 26319858 29204226 39479787 43806339 52639716 58408452 78959574 87612678 118439361 157919148 175225356 236878722 355318083 473757444 710636166 1065954249 1421272332 2131908498 3197862747 4263816996 6395725494 12791450988
• Sum of all divisors σ(n): 34022528008
• Sum of proper divisors (its aliquot sum) s(n): 21231077020
• 12791450988 is an abundant number, because the sum of its proper divisors (21231077020) is greater than itself. Its abundance is 8439626032

Bases of 12791450988

• Binary: 1011111010011011100000110101101100₂
• Hexadecimal: 0x2FA6E0D6C
• Base-36: 5VJP6R0

Squares and roots of 12791450988

• 12791450988 squared (12791450988²) is 163621218378406176144
• 12791450988 cubed (12791450988³) is 2092952795484227439702470830272
• The square root of 12791450988 is 113099.2970269931
• The cube root of 12791450988 is 2338.6932941121

Scales and comparisons

• 12,791,450,988 seconds is equal to 406 years, 37 weeks, 6 days, 4 hours, 49 minutes, 48 seconds.
• To count from 1 to 12,791,450,988 would take you about eight hundred thirteen 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 12791450988 cubic inches would be around 194.9 feet tall.

Recreational maths with 12791450988

• 12791450988 backwards is 88905419721
• 12791450988 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12791450988's digits is 54
• More coming soon!