1386698331026421

Names of 1386698331026421

• Cardinal: 1386698331026421 can be written as One quadrillion, three hundred eighty-six trillion, six hundred ninety-eight billion, three hundred thirty-one million, twenty-six thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 1.386698331026421 × 10¹⁵

Factors of 1386698331026421

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 318788644

Divisors of 1386698331026421

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 7 9 21 27 63 189 23017 69051 161119 207153 483357 621459 1450071 4350213 318765617 956296851 2231359319 2868890553 6694077957 8606671659 20082233871 60246701613 7337028206489 22011084619467 51359197445423 66033253858401 154077592336269 198099761575203 462232777008807 1386698331026421
• Sum of all divisors σ(n): 2347951038439680
• Sum of proper divisors (its aliquot sum) s(n): 961252707413259
• 1386698331026421 is a deficient number, because the sum of its proper divisors (961252707413259) is less than itself. Its deficiency is 425445623613162

Bases of 1386698331026421

• Binary: 100111011010011000111011101011011100111001111110101₂
• Hexadecimal: 0x4ED31DD6E73F5
• Base-36: DNJKF2SWZ9

Squares and roots of 1386698331026421

• 1386698331026421 squared (1386698331026421²) is 1922932261271461474207400069241
• 1386698331026421 cubed (1386698331026421³) is 2666526957381997357489254507475812854000416461
• The square root of 1386698331026421 is 37238398.6098545999
• The cube root of 1386698331026421 is 111513.4702173791

Scales and comparisons

• 1,386,698,331,026,421 seconds is equal to 44,092,717 years, 30 weeks, 3 days, 16 hours, 40 minutes, 21 seconds.
• To count from 1 to 1,386,698,331,026,421 would take you about one hundred thirty-two million, two hundred seventy-eight thousand, one hundred fifty-two 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 1386698331026421 cubic inches would be around 9292.8 feet tall.

Recreational maths with 1386698331026421

• 1386698331026421 backwards is 1246201338966831
• 1386698331026421 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1386698331026421's digits is 63
• More coming soon!