13690909872

Names of 13690909872

• Cardinal: 13690909872 can be written as Thirteen billion, six hundred ninety million, nine hundred nine thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.3690909872 × 10¹⁰

Factors of 13690909872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4095

Divisors of 13690909872

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 89 108 144 178 216 267 356 432 534 712 801 1068 1424 1602 2136 2403 3204 4001 4272 4806 6408 7921 8002 9612 12003 12816 15842 16004 19224 23763 24006 31684 32008 36009 38448 47526 48012 63368 64016 71289 72018 95052 96024 108027 126736 142578 144036 190104 192048 213867 216054 285156 288072 356089 380208 427734 432108 570312 576144 712178 855468 864216 1068267 1140624 1424356 1710936 1728432 2136534 2848712 3204801 3421872 4273068 5697424 6409602 8546136 9614403 12819204 17092272 19228806 25638408 31691921 38457612 51276816 63383842 76915224 95075763 126767684 153830448 190151526 253535368 285227289 380303052 507070736 570454578 760606104 855681867 1140909156 1521212208 1711363734 2281818312 3422727468 4563636624 6845454936 13690909872
• Sum of all divisors σ(n): 39754427280
• Sum of proper divisors (its aliquot sum) s(n): 26063517408
• 13690909872 is an abundant number, because the sum of its proper divisors (26063517408) is greater than itself. Its abundance is 12372607536

Bases of 13690909872

• Binary: 1100110000000010101011010010110000₂
• Hexadecimal: 0x3300AB4B0
• Base-36: 6AF7PO0

Squares and roots of 13690909872

• 13690909872 squared (13690909872²) is 187441013123227056384
• 13690909872 cubed (13690909872³) is 2566238016986470858745206222848
• The square root of 13690909872 is 117008.1615614911
• The cube root of 13690909872 is 2392.2731751039

Scales and comparisons

• 13,690,909,872 seconds is equal to 435 years, 17 weeks, 14 hours, 31 minutes, 12 seconds.
• To count from 1 to 13,690,909,872 would take you about eight hundred seventy 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 13690909872 cubic inches would be around 199.4 feet tall.

Recreational maths with 13690909872

• 13690909872 backwards is 27890909631
• 13690909872 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13690909872's digits is 54
• More coming soon!