18031118400

Names of 18031118400

• Cardinal: 18031118400 can be written as Eighteen billion, thirty-one million, one hundred eighteen thousand, four hundred.

Scientific notation

• Scientific notation: 1.80311184 × 10¹⁰

Factors of 18031118400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 383

Divisors of 18031118400

• Number of divisors d(n): 315
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 90 96 100 108 120 135 144 150 160 162 180 192 200 216 225 240 270 288 300 320 324 360 373 400 405 432 450 480 540 576 600 648 675 720 746 800 810 864 900 960 1080 1119 1200 1296 1350 1440 1492 1600 1620 1728 1800 1865 2025 2160 2238 2400 2592 2700 2880 2984 3240 3357 3600 3730 4050 4320 4476 4800 5184 5400 5595 5968 6480 6714 7200 7460 8100 8640 8952 9325 10071 10800 11190 11936 12960 13428 14400 14920 16200 16785 17904 18650 20142 21600 22380 23872 25920 26856 27975 29840 30213 32400 33570 35808 37300 40284 43200 44760 50355 53712 55950 59680 60426 64800 67140 71616 74600 80568 83925 89520 100710 107424 111900 119360 120852 129600 134280 139129 149200 151065 161136 167850 179040 201420 214848 223800 241704 251775 268560 278258 298400 302130 322272 335700 358080 402840 417387 447600 483408 503550 537120 556516 596800 604260 644544 671400 695645 755325 805680 834774 895200 966816 1007100 1074240 1113032 1208520 1252161 1342800 1391290 1510650 1611360 1669548 1790400 1933632 2014200 2086935 2226064 2417040 2504322 2685600 2782580 3021300 3222720 3339096 3478225 3756483 4028400 4173870 4452128 4834080 5008644 5371200 5565160 6042600 6260805 6678192 6956450 7512966 8056800 8347740 8904256 9668160 10017288 10434675 11130320 11269449 12085200 12521610 13356384 13912900 15025932 16113600 16695480 18782415 20034576 20869350 22260640 22538898 24170400 25043220 26712768 27825800 30051864 31304025 33390960 37564830 40069152 41738700 44521280 45077796 48340800 50086440 55651600 56347245 60103728 62608050 66781920 75129660 80138304 83477400 90155592 93912075 100172880 111303200 112694490 120207456 125216100 133563840 150259320 166954800 180311184 187824150 200345760 222606400 225388980 240414912 250432200 281736225 300518640 333909600 360622368 375648300 400691520 450777960 500864400 563472450 601037280 667819200 721244736 751296600 901555920 1001728800 1126944900 1202074560 1502593200 1803111840 2003457600 2253889800 3005186400 3606223680 4507779600 6010372800 9015559200 18031118400
• Sum of all divisors σ(n): 66456020631
• Sum of proper divisors (its aliquot sum) s(n): 48424902231
• 18031118400 is an abundant number, because the sum of its proper divisors (48424902231) is greater than itself. Its abundance is 30393783831

Bases of 18031118400

• Binary: 10000110010101111010000100001000000₂
• Hexadecimal: 0x432BD0840
• Base-36: 8A79G00

Squares and roots of 18031118400

• 18031118400 squared (18031118400²) is 325121230754818560000
• 18031118400 cubed (18031118400³) is 5862299406093854825877504000000
• 18031118400 is a perfect square number. Its square root is 134280
• The cube root of 18031118400 is 2622.2507706469

Scales and comparisons

• 18,031,118,400 seconds is equal to 573 years, 17 weeks, 2 days, 12 hours.
• To count from 1 to 18,031,118,400 would take you about one thousand, one hundred forty-six 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 18031118400 cubic inches would be around 218.5 feet tall.

Recreational maths with 18031118400

• 18031118400 backwards is 00481113081
• 18031118400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18031118400's digits is 27
• More coming soon!