449385020

Names of 449385020

• Cardinal: 449385020 can be written as Four hundred forty-nine million, three hundred eighty-five thousand and twenty.

Scientific notation

• Scientific notation: 4.4938502 × 10⁸

Factors of 449385020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 481

Divisors of 449385020

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 70 107 131 140 214 229 262 428 458 524 535 655 749 916 917 1070 1145 1310 1498 1603 1834 2140 2290 2620 2996 3206 3668 3745 4580 4585 6412 7490 8015 9170 14017 14980 16030 18340 24503 28034 29999 32060 49006 56068 59998 70085 98012 98119 119996 122515 140170 149995 171521 196238 209993 245030 280340 299990 343042 392476 419986 490060 490595 599980 686084 839972 857605 981190 1049965 1715210 1962380 2099930 3209893 3430420 4199860 6419786 12839572 16049465 22469251 32098930 44938502 64197860 89877004 112346255 224692510 449385020
• Sum of all divisors σ(n): 1101703680
• Sum of proper divisors (its aliquot sum) s(n): 652318660
• 449385020 is an abundant number, because the sum of its proper divisors (652318660) is greater than itself. Its abundance is 202933640

Bases of 449385020

• Binary: 11010110010010001001000111100₂
• Hexadecimal: 0x1AC9123C
• Base-36: 7FJVP8

Squares and roots of 449385020

• 449385020 squared (449385020²) is 201946896200400400
• 449385020 cubed (449385020³) is 90751909987954857762008000
• The square root of 449385020 is 21198.7032622281
• The cube root of 449385020 is 765.9601880837

Scales and comparisons

• 449,385,020 seconds is equal to 14 years, 15 weeks, 5 hours, 10 minutes, 20 seconds.
• To count from 1 to 449,385,020 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 449385020 cubic inches would be around 63.8 feet tall.

Recreational maths with 449385020

• 449385020 backwards is 020583944
• 449385020 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 449385020's digits is 35
• More coming soon!