12391470080

Names of 12391470080

• Cardinal: 12391470080 can be written as Twelve billion, three hundred ninety-one million, four hundred seventy thousand and eighty.

Scientific notation

• Scientific notation: 1.239147008 × 10¹⁰

Factors of 12391470080

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 220037

Divisors of 12391470080

• Number of divisors d(n): 88
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 512 640 704 880 1024 1280 1408 1760 2560 2816 3520 5120 5632 7040 11264 14080 28160 56320 220019 440038 880076 1100095 1760152 2200190 2420209 3520304 4400380 4840418 7040608 8800760 9680836 12101045 14081216 17601520 19361672 24202090 28162432 35203040 38723344 48404180 56324864 70406080 77446688 96808360 112649728 140812160 154893376 193616720 225299456 281624320 309786752 387233440 563248640 619573504 774466880 1126497280 1239147008 1548933760 2478294016 3097867520 6195735040 12391470080
• Sum of all divisors σ(n): 32427427680
• Sum of proper divisors (its aliquot sum) s(n): 20035957600
• 12391470080 is an abundant number, because the sum of its proper divisors (20035957600) is greater than itself. Its abundance is 7644487520

Bases of 12391470080

• Binary: 1011100010100101101101010000000000₂
• Hexadecimal: 0x2E296D400
• Base-36: 5OXK7I8

Squares and roots of 12391470080

• 12391470080 squared (12391470080²) is 153548530743535206400
• 12391470080 cubed (12391470080³) is 1902692024536476663532224512000
• The square root of 12391470080 is 111316.9801961945
• The cube root of 12391470080 is 2314.0582000013

Scales and comparisons

• 12,391,470,080 seconds is equal to 394 years, 3 days, 19 hours, 1 minute, 20 seconds.
• To count from 1 to 12,391,470,080 would take you about seven hundred eighty-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 12391470080 cubic inches would be around 192.8 feet tall.

Recreational maths with 12391470080

• 12391470080 backwards is 08007419321
• The number of decimal digits it has is: 11
• The sum of 12391470080's digits is 35
• More coming soon!