13426026834355909731

Names of 13426026834355909731

• Cardinal: 13426026834355909731 can be written as Thirteen quintillion, four hundred twenty-six quadrillion, twenty-six trillion, eight hundred thirty-four billion, three hundred fifty-five million, nine hundred nine thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 1.3426026834355909731 × 10¹⁹

Factors of 13426026834355909731

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2118227474024

Divisors of 13426026834355909731

• Number of divisors d(n): 40
• Complete list of divisors:
  1 3 9 17 27 51 81 153 459 1377 4603 13809 41427 78251 124281 234753 372843 704259 2112777 6338331 2118227469401 6354682408203 19064047224609 36009866979817 57192141673827 108029600939451 171576425021481 324088802818353 972266408455059 2916799225365177 9750201041652803 29250603124958409 87751809374875227 165753417708097651 263255428124625681 497260253124292953 789766284373877043 1491780759372878859 4475342278118636577 13426026834355909731
• Sum of all divisors σ(n): 21240551368158187824
• Sum of proper divisors (its aliquot sum) s(n): 7814524533802278093
• 13426026834355909731 is a deficient number, because the sum of its proper divisors (7814524533802278093) is less than itself. Its deficiency is 5611502300553631638

Bases of 13426026834355909731

• Binary: 1011101001010010110101000100010110001110101001010111010001100011₂
• Hexadecimal: 0xBA52D4458EA57463
• Base-36: 2U061AZT79J6R

Squares and roots of 13426026834355909731

• 13426026834355909731 squared (13426026834355909731²) is 180258196556844970753902115044620492361
• 13426026834355909731 cubed (13426026834355909731³) is 2420151384084802629966926826548154006750939947507291064891
• The square root of 13426026834355909731 is 3664154313.6658300039
• The cube root of 13426026834355909731 is 2376744.5330292145

Scales and comparisons

• 13,426,026,834,355,909,731 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 13,426,026,834,355,909,731 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 13426026834355909731 cubic inches would be around 198062 feet tall.

Recreational maths with 13426026834355909731

• 13426026834355909731 backwards is 13790955343862062431
• 13426026834355909731 is a Harshad number.
• The number of decimal digits it has is: 20
• The sum of 13426026834355909731's digits is 81
• More coming soon!