420763486118564721

Names of 420763486118564721

• Cardinal: 420763486118564721 can be written as Four hundred twenty quadrillion, seven hundred sixty-three trillion, four hundred eighty-six billion, one hundred eighteen million, five hundred sixty-four thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 4.20763486118564721 × 10¹⁷

Factors of 420763486118564721

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5438926

Divisors of 420763486118564721

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 11 33 113 307 339 921 1243 3377 3729 10131 34691 68443 104073 205329 381601 752873 1144803 2258619 5370049 7734059 16110147 21012001 23202177 59070539 63036003 85074649 177211617 231132011 255223947 606815537 693396033 1648605043 1820446611 2374356113 4945815129 6674970907 7123068339 18134655473 20024912721 26117917243 54403966419 78353751729 186292369859 367542263707 558877109577 1102626791121 2049216068449 4042964900777 6147648205347 12128894702331 41532275798891 112835474958049 124596827396673 338506424874147 456855033787801 1241190224538539 1370565101363403 3723570673615617 12750408670259537 38251226010778611 140254495372854907 420763486118564721
• Sum of all divisors σ(n): 619456076143027200
• Sum of proper divisors (its aliquot sum) s(n): 198692590024462479
• 420763486118564721 is a deficient number, because the sum of its proper divisors (198692590024462479) is less than itself. Its deficiency is 222070896094102242

Bases of 420763486118564721

• Binary: 10111010110110110100010100101001100100011010101001101110001₂
• Hexadecimal: 0x5D6DA294C8D5371
• Base-36: 37307H1FPWFL

Squares and roots of 420763486118564721

• 420763486118564721 squared (420763486118564721²) is 177041911250647606663212405065807841
• 420763486118564721 cubed (420763486118564721³) is 74492771766916031549909874067274886355660219307777361
• The square root of 420763486118564721 is 648662844.7187064845
• The cube root of 420763486118564721 is 749340.7457889357

Scales and comparisons

• 420,763,486,118,564,721 seconds is equal to 13,378,977,351 years, 33 weeks, 6 days, 21 hours, 45 minutes, 21 seconds.
• To count from 1 to 420,763,486,118,564,721 would take you about forty billion, one hundred thirty-six million, nine hundred thirty-two thousand and 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 420763486118564721 cubic inches would be around 62445.1 feet tall.

Recreational maths with 420763486118564721

• 420763486118564721 backwards is 127465811684367024
• The number of decimal digits it has is: 18
• The sum of 420763486118564721's digits is 75
• More coming soon!