138511500120

Names of 138511500120

• Cardinal: 138511500120 can be written as One hundred thirty-eight billion, five hundred eleven million, five hundred thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.3851150012 × 10¹¹

Factors of 138511500120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6107226

Divisors of 138511500120

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 54 56 60 63 70 72 81 84 90 105 108 120 126 135 140 162 168 180 189 210 216 252 270 280 315 324 360 378 405 420 504 540 567 630 648 756 810 840 945 1080 1134 1260 1512 1620 1890 2268 2520 2835 3240 3780 4536 5670 7560 11340 22680 6107209 12214418 18321627 24428836 30536045 36643254 42750463 48857672 54964881 61072090 73286508 85500926 91608135 109929762 122144180 128251389 146573016 164894643 171001852 183216270 213752315 219859524 244288360 256502778 274824405 329789286 342003704 366432540 384754167 427504630 439719048 494683929 513005556 549648810 641256945 659578572 732865080 769508334 824473215 855009260 989367858 1026011112 1099297620 1154262501 1282513890 1319157144 1539016668 1648946430 1710018520 1923770835 1978735716 2198595240 2308525002 2473419645 2565027780 3078033336 3297892860 3462787503 3847541670 3957471432 4617050004 4946839290 5130055560 5771312505 6595785720 6925575006 7695083340 9234100008 9893678580 11542625010 13851150012 15390166680 17313937515 19787357160 23085250020 27702300024 34627875030 46170500040 69255750060 138511500120
• Sum of all divisors σ(n): 532060135200
• Sum of proper divisors (its aliquot sum) s(n): 393548635080
• 138511500120 is an abundant number, because the sum of its proper divisors (393548635080) is greater than itself. Its abundance is 255037134960

Bases of 138511500120

• Binary: 10000000111111111011011100001101011000₂
• Hexadecimal: 0x203FEDC358
• Base-36: 1RMQ65I0

Squares and roots of 138511500120

• 138511500120 squared (138511500120²) is 19185435665492760014400
• 138511500120 cubed (138511500120³) is 2657403474483152708593696801728000
• The square root of 138511500120 is 372171.3316740019
• The cube root of 138511500120 is 5174.0260498555

Scales and comparisons

• 138,511,500,120 seconds is equal to 4,404 years, 12 weeks, 2 days, 8 hours, 42 minutes.
• To count from 1 to 138,511,500,120 would take you about eight thousand, eight hundred 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 138511500120 cubic inches would be around 431.2 feet tall.

Recreational maths with 138511500120

• 138511500120 backwards is 021005115831
• 138511500120 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138511500120's digits is 27
• More coming soon!