13781778987864368

Names of 13781778987864368

• Cardinal: 13781778987864368 can be written as Thirteen quadrillion, seven hundred eighty-one trillion, seven hundred seventy-eight billion, nine hundred eighty-seven million, eight hundred sixty-four thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3781778987864368 × 10¹⁶

Factors of 13781778987864368

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 578

Divisors of 13781778987864368

• Number of divisors d(n): 140
• Complete list of divisors:
  1 2 4 8 13 16 26 52 104 169 208 338 563 676 1126 1352 2197 2252 2704 4394 4504 7319 8788 9008 14638 17576 28561 29276 35152 57122 58552 95147 114244 117104 190294 228488 316969 371293 380588 456976 633938 742586 761176 1236911 1267876 1485172 1522352 2473822 2535752 2970344 4120597 4826809 4947644 5071504 5940688 8241194 9653618 9895288 16079843 16482388 19307236 19790576 32159686 32964776 38614472 53567761 64319372 65929552 77228944 107135522 128638744 178453547 209037959 214271044 257277488 356907094 418075918 428542088 696380893 713814188 836151836 857084176 1392761786 1427628376 1672303672 2319896111 2717493467 2785523572 2855256752 3344607344 4639792222 5434986934 5571047144 9052951609 9279584444 10869973868 11142094288 18105903218 18559168888 21739947736 30158649443 36211806436 37118337776 43479895472 60317298886 72423612872 117688370917 120634597772 144847225744 235376741834 241269195544 392062442759 470753483668 482538391088 784124885518 941506967336 1529948821921 1568249771036 1883013934672 3059897643842 3136499542072 5096811755867 6119795287684 6272999084144 10193623511734 12239590575368 20387247023468 24479181150736 40774494046936 66258552826271 81548988093872 132517105652542 265034211305084 530068422610168 861361186741523 1060136845220336 1722722373483046 3445444746966092 6890889493932184 13781778987864368
• Sum of all divisors σ(n): 28978851598769640
• Sum of proper divisors (its aliquot sum) s(n): 15197072610905272
• 13781778987864368 is an abundant number, because the sum of its proper divisors (15197072610905272) is greater than itself. Its abundance is 1415293623040904

Bases of 13781778987864368

• Binary: 110000111101100111010001111000111100011101000100110000₂
• Hexadecimal: 0x30F67478F1D130
• Base-36: 3RP8DV2DVZK

Squares and roots of 13781778987864368

• 13781778987864368 squared (13781778987864368²) is 189937432070339803648617564039424
• 13781778987864368 cubed (13781778987864368³) is 2617675710315924850157998951077808789377116844032
• The square root of 13781778987864368 is 117395821.8501168295
• The cube root of 13781778987864368 is 239755.4162686949

Scales and comparisons

• 13,781,778,987,864,368 seconds is equal to 438,217,941 years, 50 weeks, 4 days, 1 hour, 26 minutes, 8 seconds.
• To count from 1 to 13,781,778,987,864,368 would take you about one billion, three hundred fourteen million, six hundred fifty-three thousand, eight hundred twenty-five 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 13781778987864368 cubic inches would be around 19979.6 feet tall.

Recreational maths with 13781778987864368

• 13781778987864368 backwards is 86346878987718731
• The number of decimal digits it has is: 17
• The sum of 13781778987864368's digits is 101
• More coming soon!