13389844920

Names of 13389844920

• Cardinal: 13389844920 can be written as Thirteen billion, three hundred eighty-nine million, eight hundred forty-four thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.338984492 × 10¹⁰

Factors of 13389844920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5872768

Divisors of 13389844920

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 456 570 760 1140 2280 5872739 11745478 17618217 23490956 29363695 35236434 46981912 58727390 70472868 88091085 111582041 117454780 140945736 176182170 223164082 234909560 334746123 352364340 446328164 557910205 669492246 704728680 892656328 1115820410 1338984492 1673730615 2231640820 2677968984 3347461230 4463281640 6694922460 13389844920
• Sum of all divisors σ(n): 42283728000
• Sum of proper divisors (its aliquot sum) s(n): 28893883080
• 13389844920 is an abundant number, because the sum of its proper divisors (28893883080) is greater than itself. Its abundance is 15504038160

Bases of 13389844920

• Binary: 1100011110000110001101000110111000₂
• Hexadecimal: 0x31E18D1B8
• Base-36: 65FYUGO

Squares and roots of 13389844920

• 13389844920 squared (13389844920²) is 179287946981649806400
• 13389844920 cubed (13389844920³) is 2400637806109472993444023488000
• The square root of 13389844920 is 115714.4974495417
• The cube root of 13389844920 is 2374.6075758647

Scales and comparisons

• 13,389,844,920 seconds is equal to 425 years, 39 weeks, 2 days, 1 hour, 22 minutes.
• To count from 1 to 13,389,844,920 would take you about eight hundred fifty-one 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 13389844920 cubic inches would be around 197.9 feet tall.

Recreational maths with 13389844920

• 13389844920 backwards is 02944898331
• The number of decimal digits it has is: 11
• The sum of 13389844920's digits is 51
• More coming soon!