420386037168402921

Names of 420386037168402921

• Cardinal: 420386037168402921 can be written as Four hundred twenty quadrillion, three hundred eighty-six trillion, thirty-seven billion, one hundred sixty-eight million, four hundred two thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 4.20386037168402921 × 10¹⁷

Factors of 420386037168402921

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3213687203

Divisors of 420386037168402921

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 11 21 33 77 121 231 363 847 2541 51481 154443 360367 566291 1081101 1698873 3964037 6229201 11892111 18687603 43604407 130813221 3213635701 9640907103 22495449907 35349992711 67486349721 106049978133 247449948977 388849919821 742349846931 1166549759463 2721949438747 8165848316241 165441179523181 496323538569543 1158088256662267 1819852974754991 3474264769986801 5459558924264973 12738970823284937 20018382722304901 38216912469854811 60055148166914703 140128679056134307 420386037168402921
• Sum of all divisors σ(n): 704131337503309184
• Sum of proper divisors (its aliquot sum) s(n): 283745300334906263
• 420386037168402921 is a deficient number, because the sum of its proper divisors (283745300334906263) is less than itself. Its deficiency is 136640736833496658

Bases of 420386037168402921

• Binary: 10111010101100000101101111110011101111101001111000111101001₂
• Hexadecimal: 0x5D582DF9DF4F1E9
• Base-36: 36ZAEVDW8I5L

Squares and roots of 420386037168402921

• 420386037168402921 squared (420386037168402921²) is 176724420246153842185187697801332241
• 420386037168402921 cubed (420386037168402921³) is 74292478698164086790038322419214305357328544075875961
• The square root of 420386037168402921 is 648371835.5761629789
• The cube root of 420386037168402921 is 749116.6115636955

Scales and comparisons

• 420,386,037,168,402,921 seconds is equal to 13,366,975,642 years, 29 weeks, 2 days, 13 hours, 15 minutes, 21 seconds.
• To count from 1 to 420,386,037,168,402,921 would take you about forty billion, one hundred million, nine hundred twenty-six thousand, nine hundred twenty-seven 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 420386037168402921 cubic inches would be around 62426.4 feet tall.

Recreational maths with 420386037168402921

• 420386037168402921 backwards is 129204861730683024
• The number of decimal digits it has is: 18
• The sum of 420386037168402921's digits is 66
• More coming soon!