420928010490

Names of 420928010490

• Cardinal: 420928010490 can be written as Four hundred twenty billion, nine hundred twenty-eight million, ten thousand, four hundred ninety.

Scientific notation

• Scientific notation: 4.2092801049 × 10¹¹

Factors of 420928010490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 20384

Divisors of 420928010490

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 13 15 26 30 39 65 73 78 130 146 195 219 365 390 438 730 757 949 1095 1514 1898 2190 2271 2847 3785 4542 4745 5694 7570 9490 9841 11355 14235 19531 19682 22710 28470 29523 39062 49205 55261 58593 59046 97655 98410 110522 117186 147615 165783 195310 253903 276305 292965 295230 331566 507806 552610 585930 718393 761709 828915 1269515 1425763 1436786 1523418 1657830 2155179 2539030 2851526 3591965 3808545 4277289 4310358 7128815 7183930 7617090 8554578 10775895 14257630 14784967 18534919 21386445 21551790 29569934 37069838 42772890 44354901 55604757 73924835 88709802 92674595 111209514 147849670 185349190 192204571 221774505 278023785 384409142 443549010 556047570 576613713 961022855 1079302591 1153227426 1922045710 2158605182 2883068565 3237907773 5396512955 5766137130 6475815546 10793025910 14030933683 16189538865 28061867366 32379077730 42092801049 70154668415 84185602098 140309336830 210464005245 420928010490
• Sum of all divisors σ(n): 1104353655552
• Sum of proper divisors (its aliquot sum) s(n): 683425645062
• 420928010490 is an abundant number, because the sum of its proper divisors (683425645062) is greater than itself. Its abundance is 262497634572

Bases of 420928010490

• Binary: 110001000000001010000111011100011111010₂
• Hexadecimal: 0x620143B8FA
• Base-36: 5DDDO3JU

Squares and roots of 420928010490

• 420928010490 squared (420928010490²) is 177180390015069550040100
• 420928010490 cubed (420928010490³) is 74580189066885486817358792720649000
• The square root of 420928010490 is 648789.6504183771
• The cube root of 420928010490 is 7494.3840061091

Scales and comparisons

• 420,928,010,490 seconds is equal to 13,384 years, 10 weeks, 5 days, 23 hours, 21 minutes, 30 seconds.
• To count from 1 to 420,928,010,490 would take you about twenty-six thousand, seven hundred sixty-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 420928010490 cubic inches would be around 624.5 feet tall.

Recreational maths with 420928010490

• 420928010490 backwards is 094010829024
• 420928010490 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 420928010490's digits is 39
• More coming soon!