428991502680

Names of 428991502680

• Cardinal: 428991502680 can be written as Four hundred twenty-eight billion, nine hundred ninety-one million, five hundred two thousand, six hundred eighty.

Scientific notation

• Scientific notation: 4.2899150268 × 10¹¹

Factors of 428991502680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 91664874

Divisors of 428991502680

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 36 39 40 45 52 60 65 72 78 90 104 117 120 130 156 180 195 234 260 312 360 390 468 520 585 780 936 1170 1560 2340 4680 91664851 183329702 274994553 366659404 458324255 549989106 733318808 824983659 916648510 1099978212 1191643063 1374972765 1649967318 1833297020 2199956424 2383286126 2749945530 3299934636 3574929189 3666594040 4124918295 4766572252 5499891060 5958215315 6599869272 7149858378 8249836590 9533144504 10724787567 10999782120 11916430630 14299716756 16499673180 17874645945 21449575134 23832861260 28599433512 32999346360 35749291890 42899150268 47665722520 53623937835 71498583780 85798300536 107247875670 142997167560 214495751340 428991502680
• Sum of all divisors σ(n): 1501470275760
• Sum of proper divisors (its aliquot sum) s(n): 1072478773080
• 428991502680 is an abundant number, because the sum of its proper divisors (1072478773080) is greater than itself. Its abundance is 643487270400

Bases of 428991502680

• Binary: 110001111100001111000101101100101011000₂
• Hexadecimal: 0x63E1E2D958
• Base-36: 5H2QGPY0

Squares and roots of 428991502680

• 428991502680 squared (428991502680²) is 184033709371644447182400
• 428991502680 cubed (428991502680³) is 78948897527116149979455668048832000
• The square root of 428991502680 is 654974.4290275767
• The cube root of 428991502680 is 7541.9369364495

Scales and comparisons

• 428,991,502,680 seconds is equal to 13,640 years, 31 weeks, 2 days, 10 hours, 18 minutes.
• To count from 1 to 428,991,502,680 would take you about twenty-seven thousand, two hundred eighty-one 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 428991502680 cubic inches would be around 628.5 feet tall.

Recreational maths with 428991502680

• 428991502680 backwards is 086205199824
• The number of decimal digits it has is: 12
• The sum of 428991502680's digits is 54
• More coming soon!