428137236725

Names of 428137236725

• Cardinal: 428137236725 can be written as Four hundred twenty-eight billion, one hundred thirty-seven million, two hundred thirty-six thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 4.28137236725 × 10¹¹

Factors of 428137236725

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 96

Divisors of 428137236725

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 11 19 25 55 61 95 209 275 305 361 475 671 1045 1159 1525 1805 3355 3721 3971 5225 5795 6859 9025 12749 16775 18605 19855 22021 28975 34295 40931 63745 70699 75449 93025 99275 110105 171475 204655 226981 242231 318725 353495 377245 418399 550525 777689 1023275 1134905 1211155 1343281 1767475 1886225 2091995 2496791 3888445 4312639 4602389 5674525 6055775 6716405 10459975 12483955 14776091 19442225 21563195 23011945 25522339 33582025 47439029 62419775 73880455 81940141 107815975 115059725 127611695 237195145 280745729 369402275 409700705 638058475 901341551 1185975725 1403728645 1556862679 2048503525 4506707755 7018643225 7784313395 17125489469 22533538775 38921566975 85627447345 428137236725
• Sum of all divisors σ(n): 621512065920
• Sum of proper divisors (its aliquot sum) s(n): 193374829195
• 428137236725 is a deficient number, because the sum of its proper divisors (193374829195) is less than itself. Its deficiency is 234762407530

Bases of 428137236725

• Binary: 110001110101110111101111100100011110101₂
• Hexadecimal: 0x63AEF7C8F5
• Base-36: 5GOLUU45

Squares and roots of 428137236725

• 428137236725 squared (428137236725²) is 183301493470518688725625
• 428137236725 cubed (428137236725³) is 78478194902033501643459499198578125
• The square root of 428137236725 is 654321.9671728895
• The cube root of 428137236725 is 7536.9274345037

Scales and comparisons

• 428,137,236,725 seconds is equal to 13,613 years, 22 weeks, 6 days, 2 hours, 12 minutes, 5 seconds.
• To count from 1 to 428,137,236,725 would take you about twenty-seven thousand, two hundred twenty-six 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 428137236725 cubic inches would be around 628.1 feet tall.

Recreational maths with 428137236725

• 428137236725 backwards is 527632731824
• The number of decimal digits it has is: 12
• The sum of 428137236725's digits is 50
• More coming soon!