18149868000

Names of 18149868000

• Cardinal: 18149868000 can be written as Eighteen billion, one hundred forty-nine million, eight hundred sixty-eight thousand.

Scientific notation

• Scientific notation: 1.8149868 × 10¹⁰

Factors of 18149868000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 45854

Divisors of 18149868000

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 30 32 33 36 40 44 45 48 50 55 60 66 72 75 80 88 90 96 99 100 110 120 125 132 144 150 160 165 176 180 198 200 220 225 240 250 264 275 288 300 330 352 360 375 396 400 440 450 480 495 500 528 550 600 660 720 750 792 800 825 880 900 990 1000 1056 1100 1125 1200 1320 1375 1440 1500 1584 1650 1760 1800 1980 2000 2200 2250 2400 2475 2640 2750 3000 3168 3300 3600 3960 4000 4125 4400 4500 4950 5280 5500 6000 6600 7200 7920 8250 8800 9000 9900 11000 12000 12375 13200 15840 16500 18000 19800 22000 24750 26400 33000 36000 39600 44000 45833 49500 66000 79200 91666 99000 132000 137499 183332 198000 229165 274998 366664 396000 412497 458330 504163 549996 687495 733328 824994 916660 1008326 1099992 1145825 1374990 1466656 1512489 1649988 1833320 2016652 2062485 2199984 2291650 2520815 2749980 3024978 3299976 3437475 3666640 4033304 4124970 4399968 4537467 4583300 5041630 5499960 5729125 6049956 6599952 6874950 7333280 7562445 8066608 8249940 9074934 9166600 10083260 10312425 10999920 11458250 12099912 12604075 13199904 13749900 15124890 16133216 16499880 17187375 18149868 18333200 20166520 20624850 21999840 22687335 22916500 24199824 25208150 27499800 30249780 32999760 34374750 36299736 36666400 37812225 40333040 41249700 45374670 45833000 48399648 50416300 51562125 54999600 60499560 63020375 65999520 68749500 72599472 75624450 80666080 82499400 90749340 91666000 100832600 103124250 109999200 113436675 120999120 126040750 137499000 145198944 151248900 164998800 181498680 183332000 189061125 201665200 206248500 226873350 241998240 252081500 274998000 302497800 329997600 362997360 378122250 403330400 412497000 453746700 504163000 549996000 567183375 604995600 725994720 756244500 824994000 907493400 1008326000 1134366750 1209991200 1512489000 1649988000 1814986800 2016652000 2268733500 3024978000 3629973600 4537467000 6049956000 9074934000 18149868000
• Sum of all divisors σ(n): 70271222112
• Sum of proper divisors (its aliquot sum) s(n): 52121354112
• 18149868000 is an abundant number, because the sum of its proper divisors (52121354112) is greater than itself. Its abundance is 33971486112

Bases of 18149868000

• Binary: 10000111001110100010000000111100000₂
• Hexadecimal: 0x439D101E0
• Base-36: 8C5YNS0

Squares and roots of 18149868000

• 18149868000 squared (18149868000²) is 329417708417424000000
• 18149868000 cubed (18149868000³) is 5978887924638734500032000000000
• The square root of 18149868000 is 134721.4459542355
• The cube root of 18149868000 is 2627.9947318201

Scales and comparisons

• 18,149,868,000 seconds is equal to 577 years, 5 weeks, 4 days, 22 hours.
• To count from 1 to 18,149,868,000 would take you about one thousand, one hundred fifty-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 18149868000 cubic inches would be around 219 feet tall.

Recreational maths with 18149868000

• 18149868000 backwards is 00086894181
• 18149868000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18149868000's digits is 45
• More coming soon!