449894956840

Names of 449894956840

• Cardinal: 449894956840 can be written as Four hundred forty-nine billion, eight hundred ninety-four million, nine hundred fifty-six thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.4989495684 × 10¹¹

Factors of 449894956840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 477238

Divisors of 449894956840

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 3391 6782 13564 16955 23737 27128 33910 47474 67820 94948 118685 135640 189896 237370 473833 474740 947666 949480 1895332 2369165 3316831 3790664 4738330 6633662 9476660 13267324 16584155 18953320 26534648 33168310 66336620 132673240 1606767703 3213535406 6427070812 8033838515 11247373921 12854141624 16067677030 22494747842 32135354060 44989495684 56236869605 64270708120 89978991368 112473739210 224947478420 449894956840
• Sum of all divisors σ(n): 1157216348160
• Sum of proper divisors (its aliquot sum) s(n): 707321391320
• 449894956840 is an abundant number, because the sum of its proper divisors (707321391320) is greater than itself. Its abundance is 257426434480

Bases of 449894956840

• Binary: 110100010111111110101000011111100101000₂
• Hexadecimal: 0x68BFD43F28
• Base-36: 5QOFUAEG

Squares and roots of 449894956840

• 449894956840 squared (449894956840²) is 202405472190065462785600
• 449894956840 cubed (449894956840³) is 91061201175129321656702138173504000
• The square root of 449894956840 is 670742.0941315673
• The cube root of 449894956840 is 7662.4980140951

Scales and comparisons

• 449,894,956,840 seconds is equal to 14,305 years, 13 weeks, 6 days, 13 hours, 20 minutes, 40 seconds.
• To count from 1 to 449,894,956,840 would take you about twenty-eight thousand, six hundred ten 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 449894956840 cubic inches would be around 638.5 feet tall.

Recreational maths with 449894956840

• 449894956840 backwards is 048659498944
• 449894956840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 449894956840's digits is 70
• More coming soon!