138634043658

Names of 138634043658

• Cardinal: 138634043658 can be written as One hundred thirty-eight billion, six hundred thirty-four million, forty-three thousand, six hundred fifty-eight.

Scientific notation

• Scientific notation: 1.38634043658 × 10¹¹

Factors of 138634043658

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 224

Divisors of 138634043658

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 11 22 33 41 66 82 121 123 167 242 246 334 363 451 501 726 902 1002 1353 1837 2706 3674 4961 5511 6847 9922 11022 13694 14883 20207 20541 27889 29766 40414 41082 55778 60621 75317 83667 121242 150634 167334 225951 306779 451902 613558 828487 920337 1143449 1656974 1840674 2286898 2485461 3374569 3430347 4657463 4970922 6749138 6860694 9314926 10123707 12577939 13972389 20247414 25155878 27944778 37733817 51232093 75467634 102464186 138357329 153696279 190955983 276714658 307392558 381911966 415071987 563553023 572867949 830143974 1127106046 1145735898 1690659069 2100515813 3381318138 4201031626 6301547439 12603094878 23105673943 46211347886 69317021829 138634043658
• Sum of all divisors σ(n): 314079776640
• Sum of proper divisors (its aliquot sum) s(n): 175445732982
• 138634043658 is an abundant number, because the sum of its proper divisors (175445732982) is greater than itself. Its abundance is 36811689324

Bases of 138634043658

• Binary: 10000001000111001110111010000100001010₂
• Hexadecimal: 0x20473BA10A
• Base-36: 1ROR4OP6

Squares and roots of 138634043658

• 138634043658 squared (138634043658²) is 19219398060968250020964
• 138634043658 cubed (138634043658³) is 2664462869864752919158182591246312
• The square root of 138634043658 is 372335.9285081149
• The cube root of 138634043658 is 5175.5514504325

Scales and comparisons

• 138,634,043,658 seconds is equal to 4,408 years, 6 weeks, 6 days, 16 hours, 34 minutes, 18 seconds.
• To count from 1 to 138,634,043,658 would take you about eight thousand, eight hundred sixteen 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 138634043658 cubic inches would be around 431.3 feet tall.

Recreational maths with 138634043658

• 138634043658 backwards is 856340436831
• The number of decimal digits it has is: 12
• The sum of 138634043658's digits is 51
• More coming soon!