13857516666721

Names of 13857516666721

• Cardinal: 13857516666721 can be written as Thirteen trillion, eight hundred fifty-seven billion, five hundred sixteen million, six hundred sixty-six thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.3857516666721 × 10¹³

Factors of 13857516666721

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6560

Divisors of 13857516666721

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 13 19 47 91 133 247 329 361 611 893 1729 2011 2527 4277 4463 4693 6251 11609 14077 16967 26143 31241 32851 38209 58019 81263 84797 94517 118769 183001 209761 220571 267463 406133 496717 593579 661619 725971 1102361 1228721 1468327 1543997 1611143 1795823 2726893 3477019 3985459 5081797 7716527 8601047 8975093 9437623 11278001 12570761 19088251 20944859 23345699 27898213 34120637 51810967 62825651 66063361 75723721 116676209 146614013 163419893 170526767 238844459 362676769 421829371 443568281 530066047 816733463 984408373 1193687369 2216847971 2952805597 3104977967 3240008573 5483781823 6890858611 8014758049 15517935797 22680060011 38386472761 42120111449 56103306343 104191854637 152280402931 294840780143 729342982459 1065962820517 1979645238103 13857516666721
• Sum of all divisors σ(n): 18396550545408
• Sum of proper divisors (its aliquot sum) s(n): 4539033878687
• 13857516666721 is a deficient number, because the sum of its proper divisors (4539033878687) is less than itself. Its deficiency is 9318482788034

Bases of 13857516666721

• Binary: 11001001101001110100010110111011111101100001₂
• Hexadecimal: 0xC9A745BBF61
• Base-36: 4WU1ZMS81

Squares and roots of 13857516666721

• 13857516666721 squared (13857516666721²) is 192030768168450294588891841
• 13857516666721 cubed (13857516666721³) is 2661069570417536436507630967527513123361
• The square root of 13857516666721 is 3722568.5576925243
• The cube root of 13857516666721 is 24019.3805646927

Scales and comparisons

• 13,857,516,666,721 seconds is equal to 440,626 years, 8 weeks, 4 days, 9 hours, 12 minutes, 1 second.
• To count from 1 to 13,857,516,666,721 would take you about one million, one hundred one thousand, five hundred sixty-five 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 13857516666721 cubic inches would be around 2001.6 feet tall.

Recreational maths with 13857516666721

• 13857516666721 backwards is 12766661575831
• The number of decimal digits it has is: 14
• The sum of 13857516666721's digits is 64
• More coming soon!