18309640800

Names of 18309640800

• Cardinal: 18309640800 can be written as Eighteen billion, three hundred nine million, six hundred forty thousand, eight hundred.

Scientific notation

• Scientific notation: 1.83096408 × 10¹⁰

Factors of 18309640800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 191

Divisors of 18309640800

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 25 30 32 33 40 43 44 48 50 55 60 66 75 80 86 88 96 100 110 120 127 129 132 150 160 165 172 176 200 215 220 240 254 258 264 275 300 330 344 352 381 400 430 440 473 480 508 516 528 550 600 635 645 660 688 762 800 825 860 880 946 1016 1032 1056 1075 1100 1200 1270 1290 1320 1376 1397 1419 1524 1650 1720 1760 1892 1905 2032 2064 2150 2200 2365 2400 2540 2580 2640 2794 2838 3048 3175 3225 3300 3440 3784 3810 4064 4128 4191 4300 4400 4730 5080 5160 5280 5461 5588 5676 6096 6350 6450 6600 6880 6985 7095 7568 7620 8382 8600 8800 9460 9525 10160 10320 10922 11176 11352 11825 12192 12700 12900 13200 13970 14190 15136 15240 16129 16383 16764 17200 18920 19050 20320 20640 20955 21844 22352 22704 23650 25400 25800 26400 27305 27940 28380 30480 32258 32766 33528 34400 34925 35475 37840 38100 41910 43688 44704 45408 47300 48387 50800 51600 54610 55880 56760 60071 60960 64516 65532 67056 69850 70950 75680 76200 80645 81915 83820 87376 94600 96774 101600 103200 104775 109220 111760 113520 120142 129032 131064 134112 136525 139700 141900 152400 161290 163830 167640 174752 177419 180213 189200 193548 209550 218440 223520 227040 240284 241935 258064 262128 273050 279400 283800 300355 304800 322580 327660 335280 354838 360426 378400 387096 403225 409575 419100 436880 480568 483870 516128 524256 532257 546100 558800 567600 600710 645160 655320 670560 693547 709676 720852 774192 806450 819150 838200 873760 887095 901065 961136 967740 1064514 1092200 1117600 1135200 1201420 1209675 1290320 1310640 1387094 1419352 1441704 1501775 1548384 1612900 1638300 1676400 1774190 1802130 1922272 1935480 2080641 2129028 2184400 2402840 2419350 2580640 2621280 2661285 2774188 2838704 2883408 3003550 3225800 3276600 3352800 3467735 3548380 3604260 3870960 4161282 4258056 4368800 4435475 4505325 4805680 4838700 5322570 5548376 5677408 5766816 6007100 6451600 6553200 6935470 7096760 7208520 7629017 7741920 8322564 8516112 8870950 9010650 9611360 9677400 10403205 10645140 11096752 12014200 12903200 13106400 13306425 13870940 14193520 14417040 15258034 16645128 17032224 17338675 17741900 18021300 19354800 20806410 21290280 22193504 22887051 24028400 26612850 27741880 28387040 28834080 30516068 33290256 34677350 35483800 36042600 38145085 38709600 41612820 42580560 45774102 48056800 52016025 53225700 55483760 61032136 66580512 69354700 70967600 72085200 76290170 83225640 85161120 91548204 104032050 106451400 110967520 114435255 122064272 138709400 141935200 144170400 152580340 166451280 183096408 190725425 208064100 212902800 228870510 244128544 277418800 305160680 332902560 366192816 381450850 416128200 425805600 457741020 554837600 572176275 610321360 732385632 762901700 832256400 915482040 1144352550 1220642720 1525803400 1664512800 1830964080 2288705100 3051606800 3661928160 4577410200 6103213600 9154820400 18309640800
• Sum of all divisors σ(n): 67055833152
• Sum of proper divisors (its aliquot sum) s(n): 48746192352
• 18309640800 is an abundant number, because the sum of its proper divisors (48746192352) is greater than itself. Its abundance is 30436551552

Bases of 18309640800

• Binary: 10001000011010101101111001001100000₂
• Hexadecimal: 0x44356F260
• Base-36: 8ET359C

Squares and roots of 18309640800

• 18309640800 squared (18309640800²) is 335242946225024640000
• 18309640800 cubed (18309640800³) is 6138177926113917129549312000000
• The square root of 18309640800 is 135313.1213149707
• The cube root of 18309640800 is 2635.6836031079

Scales and comparisons

• 18,309,640,800 seconds is equal to 582 years, 9 weeks, 6 days, 3 hours, 20 minutes.
• To count from 1 to 18,309,640,800 would take you about one thousand, one hundred sixty-four 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 18309640800 cubic inches would be around 219.6 feet tall.

Recreational maths with 18309640800

• 18309640800 backwards is 00804690381
• The number of decimal digits it has is: 11
• The sum of 18309640800's digits is 39
• More coming soon!