420640594820

Names of 420640594820

• Cardinal: 420640594820 can be written as Four hundred twenty billion, six hundred forty million, five hundred ninety-four thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 4.2064059482 × 10¹¹

Factors of 420640594820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2621658

Divisors of 420640594820

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 20 71 113 142 226 284 355 452 565 710 1130 1420 2260 8023 16046 32092 40115 80230 160460 2621467 5242934 10485868 13107335 26214670 52429340 186124157 296225771 372248314 592451542 744496628 930620785 1184903084 1481128855 1861241570 2962257710 3722483140 5924515420 21032029741 42064059482 84128118964 105160148705 210320297410 420640594820
• Sum of all divisors σ(n): 903714392448
• Sum of proper divisors (its aliquot sum) s(n): 483073797628
• 420640594820 is an abundant number, because the sum of its proper divisors (483073797628) is greater than itself. Its abundance is 62433202808

Bases of 420640594820

• Binary: 110000111110000001000100001101110000100₂
• Hexadecimal: 0x61F0221B84
• Base-36: 5D8MJS78

Squares and roots of 420640594820

• 420640594820 squared (420640594820²) is 176938510010523410832400
• 420640594820 cubed (420640594820³) is 74427520097391091992075967328168000
• The square root of 420640594820 is 648568.1111648953
• The cube root of 420640594820 is 7492.6778601695

Scales and comparisons

• 420,640,594,820 seconds is equal to 13,375 years, 3 weeks, 4 days, 9 hours, 40 minutes, 20 seconds.
• To count from 1 to 420,640,594,820 would take you about twenty-six thousand, seven hundred fifty 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 420640594820 cubic inches would be around 624.4 feet tall.

Recreational maths with 420640594820

• 420640594820 backwards is 028495046024
• The number of decimal digits it has is: 12
• The sum of 420640594820's digits is 44
• More coming soon!