421408407537

Names of 421408407537

• Cardinal: 421408407537 can be written as Four hundred twenty-one billion, four hundred eight million, four hundred seven thousand, five hundred thirty-seven.

Scientific notation

• Scientific notation: 4.21408407537 × 10¹¹

Factors of 421408407537

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1930

Divisors of 421408407537

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 13 39 53 117 159 169 477 507 689 1521 1861 2067 2809 5583 6201 8427 8957 16749 24193 25281 26871 36517 72579 80613 98633 109551 148877 217737 295899 314509 328653 446631 474721 887697 943527 1282229 1339893 1424163 1935401 2830581 3846687 4272489 5227549 5806203 11540061 15682647 16668977 17418609 25160213 47047941 50006931 67958137 75480639 150020793 203874411 226441917 277060097 611623233 831180291 883455781 2493540873 2650367343 3601781261 7951102029 10805343783 32416031349 46823156393 140469469179 421408407537
• Sum of all divisors σ(n): 672162374520
• Sum of proper divisors (its aliquot sum) s(n): 250753966983
• 421408407537 is a deficient number, because the sum of its proper divisors (250753966983) is less than itself. Its deficiency is 170654440554

Bases of 421408407537

• Binary: 110001000011101111001011111111111110001₂
• Hexadecimal: 0x621DE5FFF1
• Base-36: 5DLBOOA9

Squares and roots of 421408407537

• 421408407537 squared (421408407537²) is 177585045942870278406369
• 421408407537 cubed (421408407537³) is 74835831413169946702195798448403153
• The square root of 421408407537 is 649159.7704240461
• The cube root of 421408407537 is 7497.2339876421

Scales and comparisons

• 421,408,407,537 seconds is equal to 13,399 years, 25 weeks, 1 day, 2 hours, 58 minutes, 57 seconds.
• To count from 1 to 421,408,407,537 would take you about twenty-six thousand, seven hundred ninety-eight 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 421408407537 cubic inches would be around 624.8 feet tall.

Recreational maths with 421408407537

• 421408407537 backwards is 735704804124
• The number of decimal digits it has is: 12
• The sum of 421408407537's digits is 45
• More coming soon!