137787905420

Names of 137787905420

• Cardinal: 137787905420 can be written as One hundred thirty-seven billion, seven hundred eighty-seven million, nine hundred five thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.3778790542 × 10¹¹

Factors of 137787905420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 33930

Divisors of 137787905420

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 10 11 20 22 41 44 55 82 110 121 164 205 220 242 410 451 484 605 820 902 1210 1681 1804 2255 2420 3362 4510 4961 6724 8405 9020 9922 16810 18491 19844 24805 33620 33871 36982 49610 67742 73964 92455 99220 135484 169355 184910 203401 338710 369820 372581 406802 677420 745162 813604 1017005 1388711 1490324 1862905 2034010 2777422 3725810 4068020 4098391 5554844 6943555 7451620 8196782 13887110 15275821 16393564 20491955 27774220 30551642 40983910 56937151 61103284 76379105 81967820 113874302 152758210 168034031 227748604 284685755 305516420 336068062 569371510 626308661 672136124 840170155 1138743020 1252617322 1680340310 2505234644 3131543305 3360680620 6263086610 6889395271 12526173220 13778790542 27557581084 34446976355 68893952710 137787905420
• Sum of all divisors σ(n): 326007093216
• Sum of proper divisors (its aliquot sum) s(n): 188219187796
• 137787905420 is an abundant number, because the sum of its proper divisors (188219187796) is greater than itself. Its abundance is 50431282376

Bases of 137787905420

• Binary: 10000000010100110011001001010110001100₂
• Hexadecimal: 0x2014CC958C
• Base-36: 1RARD098

Squares and roots of 137787905420

• 137787905420 squared (137787905420²) is 18985506880030865376400
• 137787905420 cubed (137787905420³) is 2615973226336452165164155900088000
• The square root of 137787905420 is 371197.9329414429
• The cube root of 137787905420 is 5165.0004784981

Scales and comparisons

• 137,787,905,420 seconds is equal to 4,381 years, 11 weeks, 6 days, 10 hours, 10 minutes, 20 seconds.
• To count from 1 to 137,787,905,420 would take you about eight thousand, seven hundred sixty-two 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 137787905420 cubic inches would be around 430.4 feet tall.

Recreational maths with 137787905420

• 137787905420 backwards is 024509787731
• The number of decimal digits it has is: 12
• The sum of 137787905420's digits is 53
• More coming soon!