21180131128341

Names of 21180131128341

• Cardinal: 21180131128341 can be written as Twenty-one trillion, one hundred eighty billion, one hundred thirty-one million, one hundred twenty-eight thousand, three hundred forty-one.

Scientific notation

• Scientific notation: 2.1180131128341 × 10¹³

Factors of 21180131128341

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 273695

Divisors of 21180131128341

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 17 51 153 349 1047 1459 3141 4377 5933 13131 17799 24803 53397 74409 223227 271867 509191 815601 1527573 2446803 4582719 4621739 8656247 13865217 25968741 41595651 77906223 94881583 284644749 396653953 853934247 1189961859 1612986911 3569885577 4838960733 6743117201 14516882199 20229351603 60688054809 138432229597 415296688791 1245890066373 2353347903149 7060043709447 21180131128341
• Sum of all divisors σ(n): 32508344232000
• Sum of proper divisors (its aliquot sum) s(n): 11328213103659
• 21180131128341 is a deficient number, because the sum of its proper divisors (11328213103659) is less than itself. Its deficiency is 9851918024682

Bases of 21180131128341

• Binary: 100110100001101100010001100010011010000010101₂
• Hexadecimal: 0x134362313415
• Base-36: 7IA0N7VV9

Squares and roots of 21180131128341

• 21180131128341 squared (21180131128341²) is 448597954613719401813412281
• 21180131128341 cubed (21180131128341³) is 9501363502624141420729071416723956555821
• The square root of 21180131128341 is 4602187.6459289445
• The cube root of 21180131128341 is 27667.9011153075

Scales and comparisons

• 21,180,131,128,341 seconds is equal to 673,462 years, 34 weeks, 13 hours, 52 minutes, 21 seconds.
• To count from 1 to 21,180,131,128,341 would take you about one million, six hundred eighty-three thousand, six hundred fifty-six 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 21180131128341 cubic inches would be around 2305.7 feet tall.

Recreational maths with 21180131128341

• 21180131128341 backwards is 14382113108112
• The number of decimal digits it has is: 14
• The sum of 21180131128341's digits is 36
• More coming soon!