639790009168349

Names of 639790009168349

• Cardinal: 639790009168349 can be written as Six hundred thirty-nine trillion, seven hundred ninety billion, nine million, one hundred sixty-eight thousand, three hundred forty-nine.

Scientific notation

• Scientific notation: 6.39790009168349 × 10¹⁴

Factors of 639790009168349

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 748

Divisors of 639790009168349

• Number of divisors d(n): 90
• Complete list of divisors:
  1 13 23 29 169 299 377 529 667 683 3887 4901 6877 8671 8879 12167 15341 15709 19807 89401 112723 115427 158171 199433 204217 257491 279841 352843 361307 455561 466489 2056223 2592629 2654821 3347383 3637933 4586959 4696991 5922293 6064357 8115389 8310061 10477903 10729247 13528181 47293129 59630467 61060883 76989809 78836641 105500057 108030793 136212739 139480211 175866353 191131403 240991769 246772681 311148163 1371500741 1404400309 1770765607 1813242743 2286262589 2484708239 3132892997 3208044853 4044926119 5542810687 5675771663 7156407749 32301207107 40727608961 41704583089 52584039547 72056538931 73785031619 93033300737 130542748249 164597378227 936735006103 959205411047 1209432909581 1697055727237 2139765916951 3785739699221 22061724454081 27816956920363 49214616089873 639790009168349
• Sum of all divisors σ(n): 750354534290970
• Sum of proper divisors (its aliquot sum) s(n): 110564525122621
• 639790009168349 is a deficient number, because the sum of its proper divisors (110564525122621) is less than itself. Its deficiency is 529225484045728

Bases of 639790009168349

• Binary: 10010001011110001010111000001110100011000111011101₂
• Hexadecimal: 0x245E2B83A31DD
• Base-36: 6ASBH0KJ4T

Squares and roots of 639790009168349

• 639790009168349 squared (639790009168349²) is 409331255831636097478623385801
• 639790009168349 cubed (639790009168349³) is 261886047921414268878573438683661030585212549
• The square root of 639790009168349 is 25294070.6326275013
• The cube root of 639790009168349 is 86167.9613299905

Scales and comparisons

• 639,790,009,168,349 seconds is equal to 20,343,343 years, 15 weeks, 23 hours, 12 minutes, 29 seconds.
• To count from 1 to 639,790,009,168,349 would take you about fifty million, eight hundred fifty-eight thousand, three hundred fifty-eight 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 639790009168349 cubic inches would be around 7180.7 feet tall.

Recreational maths with 639790009168349

• 639790009168349 backwards is 943861900097936
• The number of decimal digits it has is: 15
• The sum of 639790009168349's digits is 74
• More coming soon!