80689428

Names of 80689428

• Cardinal: 80689428 can be written as Eighty million, six hundred eighty-nine thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 8.0689428 × 10⁷

Factors of 80689428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 270

Divisors of 80689428

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 23 36 38 46 57 69 76 92 114 138 171 207 223 228 276 342 414 437 446 529 669 684 828 874 892 1058 1311 1338 1587 1748 2007 2116 2622 2676 3174 3933 4014 4237 4761 5129 5244 6348 7866 8028 8474 9522 10051 10258 12711 15387 15732 16948 19044 20102 20516 25422 30153 30774 38133 40204 46161 50844 60306 61548 76266 90459 92322 97451 117967 120612 152532 180918 184644 194902 235934 292353 353901 361836 389804 471868 584706 707802 877059 1061703 1169412 1415604 1754118 2123406 2241373 3508236 4246812 4482746 6724119 8965492 13448238 20172357 26896476 40344714 80689428
• Sum of all divisors σ(n): 225447040
• Sum of proper divisors (its aliquot sum) s(n): 144757612
• 80689428 is an abundant number, because the sum of its proper divisors (144757612) is greater than itself. Its abundance is 64068184

Bases of 80689428

• Binary: 100110011110011100100010100₂
• Hexadecimal: 0x4CF3914
• Base-36: 1C1GD0

Squares and roots of 80689428

• 80689428 squared (80689428²) is 6510783790967184
• 80689428 cubed (80689428³) is 525351419924813643730752
• The square root of 80689428 is 8982.7294292993
• The cube root of 80689428 is 432.1211722847

Scales and comparisons

• 80,689,428 seconds is equal to 2 years, 29 weeks, 2 days, 21 hours, 43 minutes, 48 seconds.
• To count from 1 to 80,689,428 would take you about three 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 80689428 cubic inches would be around 36 feet tall.

Recreational maths with 80689428

• 80689428 backwards is 82498608
• The number of decimal digits it has is: 8
• The sum of 80689428's digits is 45
• More coming soon!