18068821200

Names of 18068821200

• Cardinal: 18068821200 can be written as Eighteen billion, sixty-eight million, eight hundred twenty-one thousand, two hundred.

Scientific notation

• Scientific notation: 1.80688212 × 10¹⁰

Factors of 18068821200

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1931

Divisors of 18068821200

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 29 30 31 36 40 45 48 50 54 58 60 62 72 75 80 87 90 93 100 108 116 120 124 135 144 145 150 155 174 180 186 200 216 225 232 240 248 261 270 279 290 300 310 348 360 372 400 432 435 450 464 465 496 522 540 558 580 600 620 675 696 720 725 744 775 783 837 870 899 900 930 1044 1080 1116 1160 1200 1240 1305 1350 1392 1395 1450 1488 1550 1566 1674 1740 1798 1800 1860 1861 2088 2160 2175 2232 2320 2325 2480 2610 2697 2700 2790 2900 3100 3132 3348 3480 3596 3600 3720 3722 3915 4176 4185 4350 4464 4495 4650 5220 5394 5400 5580 5583 5800 6200 6264 6525 6696 6960 6975 7192 7440 7444 7830 8091 8370 8700 8990 9300 9305 10440 10788 10800 11160 11166 11600 12400 12528 13050 13392 13485 13950 14384 14888 15660 16182 16740 16749 17400 17980 18600 18610 19575 20880 20925 21576 22320 22332 22475 24273 26100 26970 27900 27915 29776 31320 32364 33480 33498 34800 35960 37200 37220 39150 40455 41850 43152 44664 44950 46525 48546 50247 52200 53940 53969 55800 55830 57691 62640 64728 66960 66996 67425 71920 74440 78300 80910 83700 83745 89328 89900 93050 97092 100494 104400 107880 107938 111600 111660 115382 121365 129456 133992 134850 139575 148880 156600 161820 161907 167400 167490 173073 179800 186100 194184 200988 202275 215760 215876 223320 230764 242730 251235 267984 269700 269845 279150 288455 313200 323640 323814 334800 334980 346146 359600 372200 388368 401976 404550 418725 431752 446640 461528 485460 485721 502470 519219 539400 539690 558300 576910 606825 647280 647628 669960 692292 744400 803952 809100 809535 837450 863504 865365 923056 970920 971442 1004940 1038438 1078800 1079380 1116600 1153820 1213650 1256175 1295256 1339920 1349225 1384584 1442275 1457163 1557657 1618200 1619070 1673039 1674900 1730730 1941840 1942884 2009880 2076876 2158760 2233200 2307640 2427300 2428605 2512350 2590512 2596095 2698450 2769168 2884550 2914326 3115314 3236400 3238140 3346078 3349800 3461460 3885768 4019760 4047675 4153752 4317520 4326825 4615280 4854600 4857210 5019117 5024700 5192190 5396900 5769100 5828652 6230628 6476280 6692156 6699600 6922920 7285815 7771536 7788285 8095350 8307504 8365195 8653650 9709200 9714420 10038234 10049400 10384380 10793800 11538200 11657304 12143025 12461256 12952560 12980475 13384312 13845840 14571630 15057351 15576570 16190700 16730390 17307300 19428840 20076468 20098800 20768760 21587600 23076400 23314608 24286050 24922512 25095585 25960950 26768624 29143260 30114702 31153140 32381400 33460780 34614600 36429075 38857680 38941425 40152936 41537520 41825975 45172053 48572100 50191170 51921900 58286520 60229404 62306280 64762800 66921560 69229200 72858150 75286755 77882850 80305872 83651950 90344106 97144200 100382340 103843800 116573040 120458808 124612560 125477925 133843120 145716300 150573510 155765700 167303900 180688212 194288400 200764680 207687600 225860265 240917616 250955850 291432600 301147020 311531400 334607800 361376424 376433775 401529360 451720530 501911700 582865200 602294040 623062800 669215600 722752848 752867550 903441060 1003823400 1129301325 1204588080 1505735100 1806882120 2007646800 2258602650 3011470200 3613764240 4517205300 6022940400 9034410600 18068821200
• Sum of all divisors σ(n): 68712268800
• Sum of proper divisors (its aliquot sum) s(n): 50643447600
• 18068821200 is an abundant number, because the sum of its proper divisors (50643447600) is greater than itself. Its abundance is 32574626400

Bases of 18068821200

• Binary: 10000110100111111000101010011010000₂
• Hexadecimal: 0x434FC54D0
• Base-36: 8ATPJO0

Squares and roots of 18068821200

• 18068821200 squared (18068821200²) is 326482299557569440000
• 18068821200 cubed (18068821200³) is 5899150295670561317944128000000
• The square root of 18068821200 is 134420.3154288815
• The cube root of 18068821200 is 2624.0771939973

Scales and comparisons

• 18,068,821,200 seconds is equal to 574 years, 27 weeks, 4 days, 21 hours.
• To count from 1 to 18,068,821,200 would take you about one thousand, one hundred forty-nine 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 18068821200 cubic inches would be around 218.7 feet tall.

Recreational maths with 18068821200

• 18068821200 backwards is 00212886081
• 18068821200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18068821200's digits is 36
• More coming soon!