12397488320

Names of 12397488320

• Cardinal: 12397488320 can be written as Twelve billion, three hundred ninety-seven million, four hundred eighty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.239748832 × 10¹⁰

Factors of 12397488320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5534607

Divisors of 12397488320

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 224 280 320 448 560 1120 2240 5534593 11069186 22138372 27672965 38742151 44276744 55345930 77484302 88553488 110691860 154968604 177106976 193710755 221383720 309937208 354213952 387421510 442767440 619874416 774843020 885534880 1239748832 1549686040 1771069760 2479497664 3099372080 6198744160 12397488320
• Sum of all divisors σ(n): 33738885024
• Sum of proper divisors (its aliquot sum) s(n): 21341396704
• 12397488320 is an abundant number, because the sum of its proper divisors (21341396704) is greater than itself. Its abundance is 8943908384

Bases of 12397488320

• Binary: 1011100010111100101010100011000000₂
• Hexadecimal: 0x2E2F2A8C0
• Base-36: 5P1577K

Squares and roots of 12397488320

• 12397488320 squared (12397488320²) is 153697716644536422400
• 12397488320 cubed (12397488320³) is 1905465646911309888518586368000
• The square root of 12397488320 is 111344.0089093255
• The cube root of 12397488320 is 2314.4327669023

Scales and comparisons

• 12,397,488,320 seconds is equal to 394 years, 10 weeks, 3 days, 10 hours, 45 minutes, 20 seconds.
• To count from 1 to 12,397,488,320 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 12397488320 cubic inches would be around 192.9 feet tall.

Recreational maths with 12397488320

• 12397488320 backwards is 02388479321
• The number of decimal digits it has is: 11
• The sum of 12397488320's digits is 47
• More coming soon!