64635600389438

Names of 64635600389438

• Cardinal: 64635600389438 can be written as Sixty-four trillion, six hundred thirty-five billion, six hundred million, three hundred eighty-nine thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 6.4635600389438 × 10¹³

Factors of 64635600389438

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5441

Divisors of 64635600389438

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 13 26 169 338 643 1286 2197 4394 4783 8359 9566 16718 62179 108667 124358 217334 808327 1412671 1616654 2825342 3075469 6150938 10508251 21016502 22877089 39981097 45754178 79962194 297402157 519754261 594804314 1039508522 3866228041 6756805393 7732456082 13513610786 14709968227 29419936454 50260964533 100521929066 191229586951 382459173902 2485984630363 4971969260726 32317800194719 64635600389438
• Sum of all divisors σ(n): 105214513153680
• Sum of proper divisors (its aliquot sum) s(n): 40578912764242
• 64635600389438 is a deficient number, because the sum of its proper divisors (40578912764242) is less than itself. Its deficiency is 24056687625196

Bases of 64635600389438

• Binary: 1110101100100100100110000000000100010100111110₂
• Hexadecimal: 0x3AC92600453E
• Base-36: MWT6NMON2

Squares and roots of 64635600389438

• 64635600389438 squared (64635600389438²) is 4177760837703117737261955844
• 64635600389438 cubed (64635600389438³) is 270032080028422461931995638514267959975672
• The square root of 64635600389438 is 8039626.8812326111
• The cube root of 64635600389438 is 40131.9807955885

Scales and comparisons

• 64,635,600,389,438 seconds is equal to 2,055,212 years, 8 weeks, 2 days, 17 hours, 30 minutes, 38 seconds.
• To count from 1 to 64,635,600,389,438 would take you about five million, one hundred thirty-eight thousand and thirty 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 64635600389438 cubic inches would be around 3344.3 feet tall.

Recreational maths with 64635600389438

• 64635600389438 backwards is 83498300653646
• The number of decimal digits it has is: 14
• The sum of 64635600389438's digits is 65
• More coming soon!