13465919388

Names of 13465919388

• Cardinal: 13465919388 can be written as Thirteen billion, four hundred sixty-five million, nine hundred nineteen thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 1.3465919388 × 10¹⁰

Factors of 13465919388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 26458

Divisors of 13465919388

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 12 23 43 46 69 86 92 129 138 172 258 276 516 989 1849 1978 2967 3698 3956 5547 5934 7396 11094 11868 22188 26387 42527 52774 79161 85054 105548 127581 158322 170108 255162 316644 510324 606901 1134641 1213802 1820703 2269282 2427604 3403923 3641406 4538564 6807846 7282812 13615692 26096743 48789563 52193486 78290229 97579126 104386972 146368689 156580458 195158252 292737378 313160916 585474756 1122159949 2244319898 3366479847 4488639796 6732959694 13465919388
• Sum of all divisors σ(n): 33568069248
• Sum of proper divisors (its aliquot sum) s(n): 20102149860
• 13465919388 is an abundant number, because the sum of its proper divisors (20102149860) is greater than itself. Its abundance is 6636230472

Bases of 13465919388

• Binary: 1100100010101000011001111110011100₂
• Hexadecimal: 0x322A19F9C
• Base-36: 66P9DWC

Squares and roots of 13465919388

• 13465919388 squared (13465919388²) is 181330984964114294544
• 13465919388 cubed (13465919388³) is 2441788426073403163147992219072
• The square root of 13465919388 is 116042.7481060321
• The cube root of 13465919388 is 2379.0962006217

Scales and comparisons

• 13,465,919,388 seconds is equal to 428 years, 9 weeks, 13 hours, 9 minutes, 48 seconds.
• To count from 1 to 13,465,919,388 would take you about eight hundred fifty-six 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 13465919388 cubic inches would be around 198.3 feet tall.

Recreational maths with 13465919388

• 13465919388 backwards is 88391956431
• The number of decimal digits it has is: 11
• The sum of 13465919388's digits is 57
• More coming soon!