420650159742985225

Names of 420650159742985225

• Cardinal: 420650159742985225 can be written as Four hundred twenty quadrillion, six hundred fifty trillion, one hundred fifty-nine billion, seven hundred forty-two million, nine hundred eighty-five thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 4.20650159742985225 × 10¹⁷

Factors of 420650159742985225

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 24048

Divisors of 420650159742985225

• Number of divisors d(n): 81
• Complete list of divisors:
  1 5 25 61 89 305 445 1525 2225 3721 5429 7921 18605 23893 27145 39605 93025 119465 135725 198025 331169 483181 597325 1457473 1655845 2126477 2415905 7287365 8279225 10632385 12079525 29474041 36436825 53161925 88905853 129715097 147370205 189256453 444529265 570875449 648575485 736851025 946282265 2222646325 2854377245 3242877425 4731411325 7912620917 11544643633 14271886225 34823402389 39563104585 50807914961 57723218165 174117011945 197815522925 254039574805 288616090825 704223261613 870585059725 1270197874025 2124227545729 3099282812621 3521116308065 4521904431529 10621137728645 15496414063105 17605581540325 22609522157645 53105688643225 77482070315525 113047610788225 189056251569881 275836170323269 945281257849405 1379180851616345 4726406289247025 6895904258081725 16826006389719409 84130031948597045 420650159742985225
• Sum of all divisors σ(n): 536345091078280029
• Sum of proper divisors (its aliquot sum) s(n): 115694931335294804
• 420650159742985225 is a deficient number, because the sum of its proper divisors (115694931335294804) is less than itself. Its deficiency is 304955228407690421

Bases of 420650159742985225

• Binary: 10111010110011100110001011101110010001100010010010000001001₂
• Hexadecimal: 0x5D6731772312409
• Base-36: 371W1BMDP6VD

Squares and roots of 420650159742985225

• 420650159742985225 squared (420650159742985225²) is 176946556891798987613828594568300625
• 420650159742985225 cubed (420650159742985225³) is 74432597422506467321024600370934845712811992733265625
• 420650159742985225 is a perfect square number. Its square root is 648575485
• The cube root of 420650159742985225 is 749273.4651600135

Scales and comparisons

• 420,650,159,742,985,225 seconds is equal to 13,375,373,923 years, 23 weeks, 3 days, 9 hours, 40 minutes, 25 seconds.
• To count from 1 to 420,650,159,742,985,225 would take you about forty billion, one hundred twenty-six million, one hundred twenty-one thousand, seven hundred seventy 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 420650159742985225 cubic inches would be around 62439.5 feet tall.

Recreational maths with 420650159742985225

• 420650159742985225 backwards is 522589247951056024
• The number of decimal digits it has is: 18
• The sum of 420650159742985225's digits is 76
• More coming soon!