450680139

Names of 450680139

• Cardinal: 450680139 can be written as Four hundred fifty million, six hundred eighty thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 4.50680139 × 10⁸

Factors of 450680139

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 212

Divisors of 450680139

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 9 13 21 27 31 39 61 63 91 93 97 117 183 189 217 273 279 291 351 403 427 549 651 679 793 819 837 873 1209 1261 1281 1647 1891 1953 2037 2379 2457 2619 2821 3007 3627 3783 3843 5551 5673 5859 5917 6111 7137 8463 8827 9021 10881 11349 11529 13237 16653 17019 17751 18333 21049 21411 24583 25389 26481 27063 34047 39091 39711 41419 49959 51057 53253 63147 73749 76167 76921 79443 81189 117273 119133 124257 149877 159759 172081 183427 189441 221247 230763 238329 273637 351819 357399 372771 516243 538447 550281 568323 663741 692289 820911 1055457 1118313 1283989 1548729 1615341 1650843 2076867 2384551 2462733 3851967 4646187 4846023 4952529 7153653 7388199 11555901 14538069 16691857 21460959 34667703 50075571 64382877 150226713 450680139
• Sum of all divisors σ(n): 871055360
• Sum of proper divisors (its aliquot sum) s(n): 420375221
• 450680139 is a deficient number, because the sum of its proper divisors (420375221) is less than itself. Its deficiency is 30304918

Bases of 450680139

• Binary: 11010110111001101010101001011₂
• Hexadecimal: 0x1ADCD54B
• Base-36: 7GBN0R

Squares and roots of 450680139

• 450680139 squared (450680139²) is 203112587689059321
• 450680139 cubed (450680139³) is 91538809252354943567525619
• The square root of 450680139 is 21229.2284127333
• The cube root of 450680139 is 766.6953098519

Scales and comparisons

• 450,680,139 seconds is equal to 14 years, 17 weeks, 1 day, 4 hours, 55 minutes, 39 seconds.
• To count from 1 to 450,680,139 would take you about twenty-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 450680139 cubic inches would be around 63.9 feet tall.

Recreational maths with 450680139

• 450680139 backwards is 931086054
• The number of decimal digits it has is: 9
• The sum of 450680139's digits is 36
• More coming soon!