18218110680

Names of 18218110680

• Cardinal: 18218110680 can be written as Eighteen billion, two hundred eighteen million, one hundred ten thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.821811068 × 10¹⁰

Factors of 18218110680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3102

Divisors of 18218110680

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 20 21 22 24 27 28 30 33 35 36 40 42 44 45 54 55 56 60 63 66 70 72 73 77 84 88 90 99 105 108 110 120 126 132 135 140 146 154 165 168 180 189 198 210 216 219 220 231 252 264 270 280 292 297 308 315 330 360 365 378 385 396 420 438 440 462 495 504 511 540 584 594 616 630 657 660 693 730 756 770 792 803 840 876 924 945 990 1022 1080 1095 1155 1188 1260 1314 1320 1386 1460 1485 1512 1533 1540 1606 1752 1848 1890 1971 1980 2044 2079 2190 2310 2376 2409 2520 2555 2628 2772 2920 2970 3001 3066 3080 3212 3285 3465 3780 3942 3960 4015 4088 4158 4380 4599 4620 4818 5110 5256 5544 5621 5940 6002 6132 6424 6570 6930 7227 7560 7665 7884 8030 8316 8760 9003 9198 9240 9636 9855 10220 10395 11242 11880 12004 12045 12264 13140 13797 13860 14454 15005 15330 15768 16060 16632 16863 18006 18396 19272 19710 20440 20790 21007 21681 22484 22995 24008 24090 26280 27009 27594 27720 28105 28908 30010 30660 32120 33011 33726 36012 36135 36792 39420 41580 42014 43362 44968 45015 45990 48180 50589 54018 55188 56210 57816 60020 61320 63021 66022 67452 68985 72024 72270 78840 81027 83160 84028 84315 86724 90030 91980 96360 99033 101178 105035 108036 108405 110376 112420 120040 126042 132044 134904 135045 137970 144540 151767 162054 165055 168056 168630 173448 180060 183960 189063 198066 202356 210070 216072 216810 219073 224840 231077 252084 252945 264088 270090 275940 289080 297099 303534 315105 324108 330110 337260 360120 378126 396132 404712 405135 420140 433620 438146 462154 495165 504168 505890 540180 551880 567189 594198 607068 630210 648216 657219 660220 674520 693231 756252 758835 792264 810270 840280 867240 876292 891297 924308 945315 990330 1011780 1080360 1095365 1134378 1155385 1188396 1214136 1260420 1314438 1320440 1386462 1485495 1512504 1517670 1533511 1620540 1752584 1782594 1848616 1890630 1971657 1980660 2023560 2079693 2190730 2268756 2310770 2376792 2409803 2520840 2628876 2772924 2835945 2970990 3035340 3067022 3241080 3286095 3466155 3565188 3781260 3943314 3961320 4159386 4381460 4456485 4537512 4600533 4621540 4819606 5257752 5545848 5671890 5914971 5941980 6070680 6134044 6239079 6572190 6932310 7130376 7229409 7562520 7667555 7886628 8318772 8762920 8912970 9201066 9243080 9639212 9858285 10398465 11343780 11829942 11883960 12049015 12268088 12478158 13144380 13801599 13864620 14458818 15335110 15773256 16637544 16868621 17825940 18402132 19278424 19716570 20796930 21688227 22687560 23002665 23659884 24098030 24956316 26288760 27603198 27729240 28917636 29574855 30670220 31195395 33737242 35651880 36147045 36804264 39433140 41404797 41593860 43376454 46005330 47319768 48196060 49912632 50605863 55206396 57835272 59149710 61340440 62390790 65064681 67474484 69007995 72294090 78866280 82809594 83187720 84343105 86752908 92010660 96392120 101211726 108441135 110412792 118299420 124781580 130129362 134948968 138015990 144588180 151817589 165619188 168686210 173505816 184021320 202423452 207023985 216882270 236598840 249563160 253029315 260258724 276031980 289176360 303635178 325323405 331238376 337372420 404846904 414047970 433764540 455452767 506058630 520517448 552063960 607270356 650646810 674744840 759087945 828095940 867529080 910905534 1012117260 1214540712 1301293620 1518175890 1656191880 1821811068 2024234520 2277263835 2602587240 3036351780 3643622136 4554527670 6072703560 9109055340 18218110680
• Sum of all divisors σ(n): 76774348800
• Sum of proper divisors (its aliquot sum) s(n): 58556238120
• 18218110680 is an abundant number, because the sum of its proper divisors (58556238120) is greater than itself. Its abundance is 40338127440

Bases of 18218110680

• Binary: 10000111101111000100100111011011000₂
• Hexadecimal: 0x43DE24ED8
• Base-36: 8DALC60

Squares and roots of 18218110680

• 18218110680 squared (18218110680²) is 331899556748730062400
• 18218110680 cubed (18218110680³) is 6046582859491305226246506432000
• The square root of 18218110680 is 134974.4815881877
• The cube root of 18218110680 is 2631.2843259929

Scales and comparisons

• 18,218,110,680 seconds is equal to 579 years, 14 weeks, 3 days, 18 hours, 18 minutes.
• To count from 1 to 18,218,110,680 would take you about one thousand, one hundred fifty-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 18218110680 cubic inches would be around 219.3 feet tall.

Recreational maths with 18218110680

• 18218110680 backwards is 08601181281
• 18218110680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18218110680's digits is 36
• More coming soon!