1819955139503472

Names of 1819955139503472

• Cardinal: 1819955139503472 can be written as One quadrillion, eight hundred nineteen trillion, nine hundred fifty-five billion, one hundred thirty-nine million, five hundred three thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.819955139503472 × 10¹⁵

Factors of 1819955139503472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 11734983983

Divisors of 1819955139503472

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 359 432 718 1077 1436 2154 2872 3231 4308 5744 6462 8616 9693 12924 17232 19386 25848 38772 51696 77544 155088 11734983619 23469967238 35204950857 46939934476 70409901714 93879868952 105614852571 140819803428 187759737904 211229705142 281639606856 316844557713 422459410284 563279213712 633689115426 844918820568 1267378230852 1689837641136 2534756461704 4212859119221 5069512923408 8425718238442 12638577357663 16851436476884 25277154715326 33702872953768 37915732072989 50554309430652 67405745907536 75831464145978 101108618861304 113747196218967 151662928291956 202217237722608 227494392437934 303325856583912 454988784875868 606651713167824 909977569751736 1819955139503472
• Sum of all divisors σ(n): 5238496687968000
• Sum of proper divisors (its aliquot sum) s(n): 3418541548464528
• 1819955139503472 is an abundant number, because the sum of its proper divisors (3418541548464528) is greater than itself. Its abundance is 1598586408961056

Bases of 1819955139503472

• Binary: 110011101110011110101010011100110001110010101110000₂
• Hexadecimal: 0x6773D5398E570
• Base-36: HX4BUK7LO0

Squares and roots of 1819955139503472

• 1819955139503472 squared (1819955139503472²) is 3312236709805102228738700054784
• 1819955139503472 cubed (1819955139503472³) is 6028122223261865930372345082191253128958210048
• The square root of 1819955139503472 is 42660932.2390342521
• The cube root of 1819955139503472 is 122091.9118256335

Scales and comparisons

• 1,819,955,139,503,472 seconds is equal to 57,868,943 years, 49 weeks, 1 day, 2 hours, 31 minutes, 12 seconds.
• To count from 1 to 1,819,955,139,503,472 would take you about one hundred seventy-three million, six hundred six thousand, eight hundred thirty-one 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 1819955139503472 cubic inches would be around 10174.3 feet tall.

Recreational maths with 1819955139503472

• 1819955139503472 backwards is 2743059315599181
• 1819955139503472 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1819955139503472's digits is 72
• More coming soon!