13893918080

Names of 13893918080

• Cardinal: 13893918080 can be written as Thirteen billion, eight hundred ninety-three million, nine hundred eighteen thousand and eighty.

Scientific notation

• Scientific notation: 1.389391808 × 10¹⁰

Factors of 13893918080

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3101335

Divisors of 13893918080

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 280 320 448 560 640 896 1120 2240 4480 3101321 6202642 12405284 15506605 21709247 24810568 31013210 43418494 49621136 62026420 86836988 99242272 108546235 124052840 173673976 198484544 217092470 248105680 347347952 396969088 434184940 496211360 694695904 868369880 992422720 1389391808 1736739760 1984845440 2778783616 3473479520 6946959040 13893918080
• Sum of all divisors σ(n): 37960181280
• Sum of proper divisors (its aliquot sum) s(n): 24066263200
• 13893918080 is an abundant number, because the sum of its proper divisors (24066263200) is greater than itself. Its abundance is 10172345120

Bases of 13893918080

• Binary: 1100111100001001000101110110000000₂
• Hexadecimal: 0x33C245D80
• Base-36: 6DS2VSW

Squares and roots of 13893918080

• 13893918080 squared (13893918080²) is 193040959613750886400
• 13893918080 cubed (13893918080³) is 2682095278958043257168986112000
• The square root of 13893918080 is 117872.4653173929
• The cube root of 13893918080 is 2404.0393827821

Scales and comparisons

• 13,893,918,080 seconds is equal to 441 years, 40 weeks, 5 days, 5 hours, 41 minutes, 20 seconds.
• To count from 1 to 13,893,918,080 would take you about eight hundred eighty-three 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 13893918080 cubic inches would be around 200.3 feet tall.

Recreational maths with 13893918080

• 13893918080 backwards is 08081939831
• The number of decimal digits it has is: 11
• The sum of 13893918080's digits is 50
• More coming soon!