13661772160

Names of 13661772160

• Cardinal: 13661772160 can be written as Thirteen billion, six hundred sixty-one million, seven hundred seventy-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.366177216 × 10¹⁰

Factors of 13661772160

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1123527

Divisors of 13661772160

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 95 128 152 160 190 304 320 380 608 640 760 1216 1520 2432 3040 6080 12160 1123501 2247002 4494004 5617505 8988008 11235010 17976016 21346519 22470020 35952032 42693038 44940040 71904064 85386076 89880080 106732595 143808128 170772152 179760160 213465190 341544304 359520320 426930380 683088608 719040640 853860760 1366177216 1707721520 2732354432 3415443040 6830886080 13661772160
• Sum of all divisors σ(n): 34379161200
• Sum of proper divisors (its aliquot sum) s(n): 20717389040
• 13661772160 is an abundant number, because the sum of its proper divisors (20717389040) is greater than itself. Its abundance is 7055616880

Bases of 13661772160

• Binary: 1100101110010011100001100110000000₂
• Hexadecimal: 0x32E4E1980
• Base-36: 69XV6V4

Squares and roots of 13661772160

• 13661772160 squared (13661772160²) is 186644018551751065600
• 13661772160 cubed (13661772160³) is 2549888056480836227264413696000
• The square root of 13661772160 is 116883.5837917369
• The cube root of 13661772160 is 2390.5748493241

Scales and comparisons

• 13,661,772,160 seconds is equal to 434 years, 20 weeks, 6 days, 8 hours, 42 minutes, 40 seconds.
• To count from 1 to 13,661,772,160 would take you about eight hundred sixty-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 13661772160 cubic inches would be around 199.2 feet tall.

Recreational maths with 13661772160

• 13661772160 backwards is 06127716631
• 13661772160 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13661772160's digits is 40
• More coming soon!