13249779978794828079

Names of 13249779978794828079

• Cardinal: 13249779978794828079 can be written as Thirteen quintillion, two hundred forty-nine quadrillion, seven hundred seventy-nine trillion, nine hundred seventy-eight billion, seven hundred ninety-four million, eight hundred twenty-eight thousand and seventy-nine.

Scientific notation

• Scientific notation: 1.3249779978794828079 × 10¹⁹

Factors of 13249779978794828079

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 103046960954

Divisors of 13249779978794828079

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 13 39 3297029 9891087 42861377 128584131 103043663909 309130991727 1339567630817 4018702892451 339737948174226361 1019213844522679083 4416593326264942693 13249779978794828079
• Sum of all divisors σ(n): 19025330868386488800
• Sum of proper divisors (its aliquot sum) s(n): 5775550889591660721
• 13249779978794828079 is a deficient number, because the sum of its proper divisors (5775550889591660721) is less than itself. Its deficiency is 7474229089203167358

Bases of 13249779978794828079

• Binary: 1011011111100000101011001011000010111100001001100000000100101111₂
• Hexadecimal: 0xB7E0ACB0BC26012F
• Base-36: 2SNYN0C4H5MB3

Squares and roots of 13249779978794828079

• 13249779978794828079 squared (13249779978794828079²) is 175556669486472274818804556199166830241
• 13249779978794828079 cubed (13249779978794828079³) is 2326087244505761259109880861303886946089158027778973137039
• The square root of 13249779978794828079 is 3640024722.2779721223
• The cube root of 13249779978794828079 is 2366298.6476786931

Scales and comparisons

• 13,249,779,978,794,828,079 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 13,249,779,978,794,828,079 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 13249779978794828079 cubic inches would be around 197191.6 feet tall.

Recreational maths with 13249779978794828079

• 13249779978794828079 backwards is 97082849787997794231
• The number of decimal digits it has is: 20
• The sum of 13249779978794828079's digits is 120
• More coming soon!