13257387479168

Names of 13257387479168

• Cardinal: 13257387479168 can be written as Thirteen trillion, two hundred fifty-seven billion, three hundred eighty-seven million, four hundred seventy-nine thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3257387479168 × 10¹³

Factors of 13257387479168

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 870364225

Divisors of 13257387479168

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 56 64 68 112 119 128 136 224 238 272 448 476 544 896 952 1088 1904 2176 3808 7616 15232 870364199 1740728398 3481456796 6092549393 6962913592 12185098786 13925827184 14796191383 24370197572 27851654368 29592382766 48740395144 55703308736 59184765532 97480790288 103573339681 111406617472 118369531064 194961580576 207146679362 236739062128 389923161152 414293358724 473478124256 779846322304 828586717448 946956248512 1657173434896 1893912497024 3314346869792 6628693739584 13257387479168
• Sum of all divisors σ(n): 31959773424000
• Sum of proper divisors (its aliquot sum) s(n): 18702385944832
• 13257387479168 is an abundant number, because the sum of its proper divisors (18702385944832) is greater than itself. Its abundance is 5444998465664

Bases of 13257387479168

• Binary: 11000000111010111001110111110001000010000000₂
• Hexadecimal: 0xC0EB9DF1080
• Base-36: 4P6CY7JI8

Squares and roots of 13257387479168

• 13257387479168 squared (13257387479168²) is 175758322772800457633972224
• 13257387479168 cubed (13257387479168³) is 2330096187687692747027923804373890629632
• The square root of 13257387479168 is 3641069.5515422389
• The cube root of 13257387479168 is 23667.5143944077

Scales and comparisons

• 13,257,387,479,168 seconds is equal to 421,543 years, 47 weeks, 3 days, 17 hours, 6 minutes, 8 seconds.
• To count from 1 to 13,257,387,479,168 would take you about one million, fifty-three thousand, eight hundred fifty-nine 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 13257387479168 cubic inches would be around 1972.3 feet tall.

Recreational maths with 13257387479168

• 13257387479168 backwards is 86197478375231
• The number of decimal digits it has is: 14
• The sum of 13257387479168's digits is 71
• More coming soon!