138870655000

Names of 138870655000

• Cardinal: 138870655000 can be written as One hundred thirty-eight billion, eight hundred seventy million, six hundred fifty-five thousand.

Scientific notation

• Scientific notation: 1.38870655 × 10¹¹

Factors of 138870655000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 252

Divisors of 138870655000

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 25 28 35 40 44 49 50 55 56 70 77 88 98 100 110 125 140 154 175 196 200 220 227 245 250 275 280 308 350 385 392 440 454 490 500 539 550 616 625 700 770 875 908 980 1000 1078 1100 1135 1225 1250 1375 1400 1540 1589 1750 1816 1925 1960 2156 2200 2270 2450 2497 2500 2695 2750 3080 3178 3500 3850 4312 4375 4540 4900 4994 5000 5390 5500 5675 6125 6356 6875 7000 7700 7945 8750 9080 9625 9800 9988 10780 11000 11123 11350 12250 12485 12712 13475 13750 15400 15890 17479 17500 19250 19976 21560 22246 22700 24500 24970 26950 27500 28375 30625 31780 34958 35000 38500 39725 44492 45400 48125 49000 49940 51529 53900 55000 55615 56750 61250 62425 63560 67375 69916 77000 79450 87395 88984 96250 99880 103058 107800 111230 113500 122353 122500 124850 134750 139832 141875 158900 174790 192500 198625 206116 222460 227000 244706 245000 249700 257645 269500 278075 283750 312125 317800 336875 349580 360703 385000 397250 412232 436975 444920 489412 499400 515290 539000 556150 566819 567500 611765 624250 673750 699160 721406 794500 873950 978824 993125 1030580 1112300 1133638 1135000 1223530 1248500 1288225 1347500 1390375 1442812 1560625 1589000 1747900 1803515 1986250 2061160 2184875 2224600 2267276 2447060 2497000 2524921 2576450 2695000 2780750 2834095 2885624 3058825 3121250 3495800 3607030 3967733 3972500 4369750 4534552 4894120 5049842 5152900 5561500 5668190 6117650 6242500 6441125 6951875 7214060 7935466 7945000 8739500 9017575 10099684 10305800 10924375 11123000 11336380 12235300 12485000 12624605 12882250 13903750 14170475 14428120 15294125 15870932 17479000 18035150 19838665 20199368 21848750 22672760 24470600 25249210 25764500 27774131 27807500 28340950 30588250 31741864 32205625 36070300 39677330 43697500 45087875 50498420 51529000 55548262 55615000 56681900 61176500 63123025 64411250 70852375 72140600 76470625 79354660 87395000 90175750 99193325 100996840 111096524 113363800 122353000 126246050 128822500 138870655 141704750 152941250 158709320 180351500 198386650 222193048 225439375 252492100 257645000 277741310 283409500 305882500 315615125 354261875 360703000 396773300 450878750 495966625 504984200 555482620 566819000 611765000 631230250 694353275 708523750 793546600 901757500 991933250 1110965240 1262460500 1388706550 1417047500 1578075625 1803515000 1983866500 2479833125 2524921000 2777413100 2834095000 3156151250 3471766375 3967733000 4959666250 5554826200 6312302500 6943532750 9919332500 12624605000 13887065500 17358831875 19838665000 27774131000 34717663750 69435327500 138870655000
• Sum of all divisors σ(n): 414731946420
• Sum of proper divisors (its aliquot sum) s(n): 275861291420
• 138870655000 is an abundant number, because the sum of its proper divisors (275861291420) is greater than itself. Its abundance is 136990636420

Bases of 138870655000

• Binary: 10000001010101010101100000100000011000₂
• Hexadecimal: 0x2055560818
• Base-36: 1RSO036G

Squares and roots of 138870655000

• 138870655000 squared (138870655000²) is 19285058820129025000000
• 138870655000 cubed (138870655000³) is 2678128750064844886261375000000000
• The square root of 138870655000 is 372653.5321179715
• The cube root of 138870655000 is 5178.4942056091

Scales and comparisons

• 138,870,655,000 seconds is equal to 4,415 years, 34 weeks, 1 day, 5 hours, 56 minutes, 40 seconds.
• To count from 1 to 138,870,655,000 would take you about eight thousand, eight hundred thirty-one 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 138870655000 cubic inches would be around 431.5 feet tall.

Recreational maths with 138870655000

• 138870655000 backwards is 000556078831
• The number of decimal digits it has is: 12
• The sum of 138870655000's digits is 43
• More coming soon!