1821449231205201

Names of 1821449231205201

• Cardinal: 1821449231205201 can be written as One quadrillion, eight hundred twenty-one trillion, four hundred forty-nine billion, two hundred thirty-one million, two hundred five thousand, two hundred one.

Scientific notation

• Scientific notation: 1.821449231205201 × 10¹⁵

Factors of 1821449231205201

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 12422363

Divisors of 1821449231205201

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 13 31 39 93 117 279 403 1209 3627 40559 121677 365031 527267 1257329 1581801 3771987 4745403 11315961 12381757 16345277 37145271 49035831 111435813 147107493 160962841 383834467 482888523 1151503401 1448665569 3454510203 4989848071 14969544213 44908632639 502191682163 1506575046489 4519725139467 6528491868119 15567942147053 19585475604357 46703826441159 58756426813071 140111479323477 202383247911689 607149743735067 1821449231205201
• Sum of all divisors σ(n): 2924836704491520
• Sum of proper divisors (its aliquot sum) s(n): 1103387473286319
• 1821449231205201 is a deficient number, because the sum of its proper divisors (1103387473286319) is less than itself. Its deficiency is 718061757918882

Bases of 1821449231205201

• Binary: 110011110001001100100110010011001110000001101010001₂
• Hexadecimal: 0x6789932670351
• Base-36: HXNE83U0Y9

Squares and roots of 1821449231205201

• 1821449231205201 squared (1821449231205201²) is 3317677301858017768342969450401
• 1821449231205201 cubed (1821449231205201³) is 6042980770856232035351204953771139765822735601
• The square root of 1821449231205201 is 42678439.8871983253
• The cube root of 1821449231205201 is 122125.3131281969

Scales and comparisons

• 1,821,449,231,205,201 seconds is equal to 57,916,451 years, 22 weeks, 6 days, 3 hours, 13 minutes, 21 seconds.
• To count from 1 to 1,821,449,231,205,201 would take you about one hundred seventy-three million, seven hundred forty-nine thousand, three hundred fifty-four 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 1821449231205201 cubic inches would be around 10177.1 feet tall.

Recreational maths with 1821449231205201

• 1821449231205201 backwards is 1025021329441281
• The number of decimal digits it has is: 16
• The sum of 1821449231205201's digits is 45
• More coming soon!