305142500

Names of 305142500

• Cardinal: 305142500 can be written as Three hundred five million, one hundred forty-two thousand, five hundred.

Scientific notation

• Scientific notation: 3.051425 × 10⁸

Factors of 305142500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 290

Divisors of 305142500

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 10 13 20 25 26 41 50 52 65 82 100 125 130 164 205 229 250 260 325 410 458 500 533 625 650 820 916 1025 1066 1145 1250 1300 1625 2050 2132 2290 2500 2665 2977 3250 4100 4580 5125 5330 5725 5954 6500 8125 9389 10250 10660 11450 11908 13325 14885 16250 18778 20500 22900 25625 26650 28625 29770 32500 37556 46945 51250 53300 57250 59540 66625 74425 93890 102500 114500 122057 133250 143125 148850 187780 234725 244114 266500 286250 297700 333125 372125 469450 488228 572500 610285 666250 744250 938900 1173625 1220570 1332500 1488500 1860625 2347250 2441140 3051425 3721250 4694500 5868125 6102850 7442500 11736250 12205700 15257125 23472500 30514250 61028500 76285625 152571250 305142500
• Sum of all divisors σ(n): 739357080
• Sum of proper divisors (its aliquot sum) s(n): 434214580
• 305142500 is an abundant number, because the sum of its proper divisors (434214580) is greater than itself. Its abundance is 129072080

Bases of 305142500

• Binary: 10010001100000001101011100100₂
• Hexadecimal: 0x12301AE4
• Base-36: 51O9GK

Squares and roots of 305142500

• 305142500 squared (305142500²) is 93111945306250000
• 305142500 cubed (305142500³) is 28412411770612390625000000
• The square root of 305142500 is 17468.3284832865
• The cube root of 305142500 is 673.2363653671

Scales and comparisons

• 305,142,500 seconds is equal to 9 years, 36 weeks, 3 days, 17 hours, 48 minutes, 20 seconds.
• To count from 1 to 305,142,500 would take you about fourteen 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 305142500 cubic inches would be around 56.1 feet tall.

Recreational maths with 305142500

• 305142500 backwards is 005241503
• 305142500 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 305142500's digits is 20
• More coming soon!