13038890331891221

Names of 13038890331891221

• Cardinal: 13038890331891221 can be written as Thirteen quadrillion, thirty-eight trillion, eight hundred ninety billion, three hundred thirty-one million, eight hundred ninety-one thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 1.3038890331891221 × 10¹⁶

Factors of 13038890331891221

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 23382230525

Divisors of 13038890331891221

• Number of divisors d(n): 32
• Complete list of divisors:
  1 7 29 41 67 203 287 469 1189 1943 2747 8323 13601 19229 79663 557641 23382230381 163675612667 678084681049 958671445621 1566609435527 4746592767343 6710700119347 10966266048689 27801471923009 45431673630283 64230986856607 194610303461063 318021715411981 449616907996249 1862698618841603 13038890331891221
• Sum of all divisors σ(n): 16027115993038080
• Sum of proper divisors (its aliquot sum) s(n): 2988225661146859
• 13038890331891221 is a deficient number, because the sum of its proper divisors (2988225661146859) is less than itself. Its deficiency is 10050664670744362

Bases of 13038890331891221

• Binary: 101110010100101100110100111010011111110110011000010101₂
• Hexadecimal: 0x2E52CD3A7F6615
• Base-36: 3KDWFIXFP5H

Squares and roots of 13038890331891221

• 13038890331891221 squared (13038890331891221²) is 170012661087086355321162576870841
• 13038890331891221 cubed (13038890331891221³) is 2216776442947509081185831311915934783659778786861
• The square root of 13038890331891221 is 114187960.5382775063
• The cube root of 13038890331891221 is 235367.7076197609

Scales and comparisons

• 13,038,890,331,891,221 seconds is equal to 414,596,380 years, 32 weeks, 1 day, 53 minutes, 41 seconds.
• To count from 1 to 13,038,890,331,891,221 would take you about one billion, two hundred forty-three million, seven hundred eighty-nine thousand, one hundred forty-one 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 13038890331891221 cubic inches would be around 19614 feet tall.

Recreational maths with 13038890331891221

• 13038890331891221 backwards is 12219813309883031
• The number of decimal digits it has is: 17
• The sum of 13038890331891221's digits is 62
• More coming soon!