381223866365357521

Names of 381223866365357521

• Cardinal: 381223866365357521 can be written as Three hundred eighty-one quadrillion, two hundred twenty-three trillion, eight hundred sixty-six billion, three hundred sixty-five million, three hundred fifty-seven thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 3.81223866365357521 × 10¹⁷

Factors of 381223866365357521

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 951431

Divisors of 381223866365357521

• Number of divisors d(n): 27
• Complete list of divisors:
  1 11 59 121 649 3481 7139 38291 421201 951361 10464971 56130299 115114681 617433289 3311687641 6791766179 36428564051 400714204561 905087752321 9955965275531 53400177386939 109515618030841 587401951256329 3150610465829401 6461421463819619 34656715124123411 381223866365357521
• Sum of all divisors σ(n): 426254240265619899
• Sum of proper divisors (its aliquot sum) s(n): 45030373900262378
• 381223866365357521 is a deficient number, because the sum of its proper divisors (45030373900262378) is less than itself. Its deficiency is 336193492465095143

Bases of 381223866365357521

• Binary: 10101001010011000010001011000101110100110111010110111010001₂
• Hexadecimal: 0x54A61162E9BADD1
• Base-36: 2W9OKYHHE09D

Squares and roots of 381223866365357521

• 381223866365357521 squared (381223866365357521²) is 145331636286551969389078490151265441
• 381223866365357521 cubed (381223866365357521³) is 55403888290363231936946433366569937846304162536731761
• 381223866365357521 is a perfect square number. Its square root is 617433289
• The cube root of 381223866365357521 is 725092.4123915715

Scales and comparisons

• 381,223,866,365,357,521 seconds is equal to 12,121,739,747 years, 29 weeks, 6 days, 13 hours, 32 minutes, 1 second.
• To count from 1 to 381,223,866,365,357,521 would take you about thirty-six billion, three hundred sixty-five million, two hundred nineteen thousand, two hundred forty-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 381223866365357521 cubic inches would be around 60424.4 feet tall.

Recreational maths with 381223866365357521

• 381223866365357521 backwards is 125753563668322183
• The number of decimal digits it has is: 18
• The sum of 381223866365357521's digits is 76
• More coming soon!