64742513384493

Names of 64742513384493

• Cardinal: 64742513384493 can be written as Sixty-four trillion, seven hundred forty-two billion, five hundred thirteen million, three hundred eighty-four thousand, four hundred ninety-three.

Scientific notation

• Scientific notation: 6.4742513384493 × 10¹³

Factors of 64742513384493

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 179692141

Divisors of 64742513384493

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 19 21 43 49 57 63 129 133 147 171 301 387 399 441 817 903 931 1197 2107 2451 2709 2793 5719 6321 7353 8379 17157 18963 40033 51471 120099 360297 179692069 539076207 1257844483 1617228621 3414149311 3773533449 7726758967 8804911381 10242447933 11320600347 23180276901 23899045177 26414734143 30727343799 54087312769 69540830703 71697135531 79244202429 146808420373 162261938307 167293316239 215091406593 378611189383 440425261119 486785814921 501879948717 1027658942611 1135833568149 1321275783357 1505639846151 3082976827833 3407500704447 7193612598277 9248930483499 21580837794831 64742513384493
• Sum of all divisors σ(n): 117173605005600
• Sum of proper divisors (its aliquot sum) s(n): 52431091621107
• 64742513384493 is a deficient number, because the sum of its proper divisors (52431091621107) is less than itself. Its deficiency is 12311421763386

Bases of 64742513384493

• Binary: 1110101110001000001010100000110001110000101101₂
• Hexadecimal: 0x3AE20A831C2D
• Base-36: MY6ASV7L9

Squares and roots of 64742513384493

• 64742513384493 squared (64742513384493²) is 4191593039341255249652867049
• 64742513384493 cubed (64742513384493³) is 271374268451898911912406245111933947271157
• The square root of 64742513384493 is 8046273.2606153143
• The cube root of 64742513384493 is 40154.0958875615

Scales and comparisons

• 64,742,513,384,493 seconds is equal to 2,058,611 years, 34 weeks, 3 days, 15 hours, 41 minutes, 33 seconds.
• To count from 1 to 64,742,513,384,493 would take you about five million, one hundred forty-six thousand, five hundred twenty-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 64742513384493 cubic inches would be around 3346.2 feet tall.

Recreational maths with 64742513384493

• 64742513384493 backwards is 39448331524746
• 64742513384493 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 64742513384493's digits is 63
• More coming soon!