15389135376961

Names of 15389135376961

• Cardinal: 15389135376961 can be written as Fifteen trillion, three hundred eighty-nine billion, one hundred thirty-five million, three hundred seventy-six thousand, nine hundred sixty-one.

Scientific notation

• Scientific notation: 1.5389135376961 × 10¹³

Factors of 15389135376961

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1490

Divisors of 15389135376961

• Number of divisors d(n): 64
• Complete list of divisors:
  1 71 73 89 109 421 727 5183 6319 6497 7739 7957 9701 29891 30733 37469 45889 51617 53071 64703 79243 306067 461287 564947 688771 708173 2182043 2660299 2735237 3258119 3349897 3768041 4084121 4593913 4723319 5626253 5784739 7052627 21730757 22342891 27239963 33361303 50280283 194201827 237842687 289972591 298140833 335355649 410716469 500736517 514841771 1586345261 1934037373 1988517299 2368652513 2435375119 2969155967 21167999143 36553765741 141184728229 172911633449 210810073657 216748385591 15389135376961
• Sum of all divisors σ(n): 16204783795200
• Sum of proper divisors (its aliquot sum) s(n): 815648418239
• 15389135376961 is a deficient number, because the sum of its proper divisors (815648418239) is less than itself. Its deficiency is 14573486958722

Bases of 15389135376961

• Binary: 11011111111100001111111100101001001001000001₂
• Hexadecimal: 0xDFF0FF29241
• Base-36: 5GDO5V8LD

Squares and roots of 15389135376961

• 15389135376961 squared (15389135376961²) is 236825487650432579569595521
• 15389135376961 cubed (15389135376961³) is 3644539490167312425589462995198632191681
• The square root of 15389135376961 is 3922898.8486782323
• The cube root of 15389135376961 is 24873.5672021835

Scales and comparisons

• 15,389,135,376,961 seconds is equal to 489,326 years, 46 weeks, 6 days, 18 hours, 56 minutes, 1 second.
• To count from 1 to 15,389,135,376,961 would take you about one million, two hundred twenty-three thousand, three hundred seventeen 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 15389135376961 cubic inches would be around 2072.8 feet tall.

Recreational maths with 15389135376961

• 15389135376961 backwards is 16967353198351
• The number of decimal digits it has is: 14
• The sum of 15389135376961's digits is 67
• More coming soon!