18189794700

Names of 18189794700

• Cardinal: 18189794700 can be written as Eighteen billion, one hundred eighty-nine million, seven hundred ninety-four thousand, seven hundred.

Scientific notation

• Scientific notation: 1.81897947 × 10¹⁰

Factors of 18189794700

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 488

Divisors of 18189794700

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 25 27 28 29 30 33 35 36 42 44 45 49 50 54 55 58 60 63 66 70 75 77 84 87 90 98 99 100 105 108 110 116 126 132 135 140 145 147 150 154 165 174 175 180 189 196 198 203 210 220 225 231 245 252 261 270 275 290 294 297 300 308 315 319 330 348 350 378 385 396 406 420 431 435 441 450 462 490 495 522 525 539 540 550 580 588 594 609 630 638 660 675 693 700 725 735 756 770 783 812 825 862 870 882 900 924 945 957 980 990 1015 1044 1050 1078 1100 1155 1188 1218 1225 1260 1276 1293 1305 1323 1350 1386 1421 1450 1470 1485 1540 1566 1575 1595 1617 1650 1724 1740 1764 1827 1890 1914 1925 1980 2030 2079 2100 2155 2156 2175 2205 2233 2310 2436 2450 2475 2586 2610 2646 2695 2700 2772 2842 2871 2900 2940 2970 3017 3045 3132 3150 3190 3234 3300 3465 3654 3675 3780 3828 3850 3879 3915 4060 4158 4263 4310 4350 4410 4466 4620 4725 4741 4785 4851 4900 4950 5075 5172 5220 5292 5390 5481 5684 5742 5775 5940 6034 6090 6300 6380 6465 6468 6525 6615 6699 6930 7105 7308 7350 7425 7700 7758 7830 7975 8085 8316 8526 8613 8620 8700 8820 8932 9051 9135 9450 9482 9570 9702 9900 10150 10395 10775 10780 10962 11025 11165 11484 11550 11637 12068 12180 12499 12789 12930 13050 13230 13398 13475 13860 14210 14223 14355 14553 14700 14850 15085 15225 15516 15631 15660 15950 16170 17052 17226 17325 18102 18270 18900 18964 19140 19395 19404 19575 20097 20300 20790 21119 21315 21550 21924 22050 22330 23100 23274 23705 23925 24255 24998 25578 25860 26100 26460 26796 26950 27153 27405 28420 28446 28710 29106 29700 30170 30450 31262 31900 32325 32340 33075 33187 33495 34452 34650 35525 36204 36540 37497 38367 38790 39150 40194 40425 41580 42238 42630 42669 43065 43100 44100 44660 45255 45675 46548 46893 47410 47850 48510 49996 51156 51975 53900 54306 54810 55825 56892 57420 58185 58212 60291 60340 60900 62495 62524 63357 63945 64650 66150 66374 66990 69300 71050 71115 71775 72765 74994 75425 76734 77580 78155 78300 80388 80850 81459 84476 85260 85338 86130 87493 90510 91350 93786 94820 95700 96975 97020 99561 100485 103950 105595 106575 108612 109620 111650 112491 116370 118525 120582 121275 124990 126714 127890 128007 129300 132300 132748 133980 135765 137025 137489 140679 142100 142230 143550 145530 149988 150850 153468 156310 161700 162918 165935 167475 170676 172260 174986 181020 182700 187485 187572 190071 191835 193950 199122 200970 207900 211190 213150 213345 215325 223300 224982 226275 232309 232740 234465 237050 241164 242550 249980 253428 255780 256014 262479 271530 274050 274978 281358 284460 287100 290925 291060 298683 301455 301700 312475 312620 316785 319725 325836 331870 334950 337473 349972 355575 363825 374970 380142 383670 387900 390775 398244 401940 407295 412467 422037 422380 426300 426690 430650 437465 449964 452550 464618 468930 474100 485100 497805 502425 512028 524958 527975 543060 548100 549956 562455 562716 570213 581850 597366 602910 612451 624950 633570 639450 640035 663740 669900 674946 678825 687445 696927 703395 711150 727650 749940 760284 767340 781550 787437 814590 824934 829675 844074 853380 861300 874930 896049 905100 929236 937425 937860 950355 959175 962423 995610 1004850 1049916 1055950 1066725 1124910 1140426 1161545 1163700 1172325 1194732 1205820 1224902 1237401 1249900 1267140 1278900 1280070 1312395 1349892 1357650 1374890 1393854 1406790 1422300 1455300 1493415 1507275 1563100 1574874 1583925 1629180 1649868 1659350 1687365 1688148 1749860 1792098 1837353 1874850 1900710 1918350 1924846 1991220 2009700 2036475 2062335 2090781 2110185 2111900 2133450 2187325 2249820 2280852 2323090 2344650 2362311 2449804 2474802 2489025 2560140 2624790 2715300 2749780 2787708 2812275 2813580 2851065 2887269 2986830 3014550 3062255 3149748 3167850 3200175 3318700 3374730 3437225 3484635 3516975 3584196 3674706 3712203 3749700 3801420 3836700 3849692 3937185 4072950 4124670 4181562 4220370 4266900 4374650 4480245 4646180 4689300 4724622 4751775 4812115 4949604 4978050 5249580 5512059 5624550 5702130 5774538 5807725 5973660 6029100 6124510 6187005 6272343 6335700 6400350 6561975 6736961 6749460 6874450 6969270 7033950 7349412 7424406 7467075 7874370 8145900 8249340 8363124 8436825 8440740 8661807 8749300 8960490 9186765 9449244 9503550 9624230 9956100 10311675 10453905 10550925 11024118 11249100 11404260 11549076 11615450 11811555 12249020 12374010 12544686 12800700 13123950 13473922 13748900 13938540 14067900 14255325 14436345 14848812 14934150 15311275 15748740 16536177 16873650 17323614 17423175 17920980 18373530 18561015 19007100 19248460 19685925 20210883 20623350 20907810 21101850 22048236 22401225 23230900 23623110 24060575 24748020 25089372 25985421 26247900 26947844 27560295 28510650 28872690 29868300 30622550 30935025 31361715 33072354 33684805 33747300 34647228 34846350 36747060 37122030 39371850 40421766 41246700 41815620 42203700 43309035 44802450 45933825 47246220 48121150 51970842 52269525 55120590 57021300 57745380 59057775 60632649 61245100 61870050 62723430 66144708 67369610 69692700 72181725 74244060 78743700 80843532 82680885 86618070 89604900 91867650 92805075 96242300 101054415 103941684 104539050 110241180 118115550 121265298 123740100 125446860 129927105 134739220 137801475 144363450 156808575 165361770 168424025 173236140 181897947 183735300 185610150 202108830 209078100 216545175 236231100 242530596 259854210 275602950 288726900 303163245 313617150 330723540 336848050 363795894 371220300 404217660 413404425 433090350 505272075 519708420 551205900 606326490 627234300 649635525 673696100 727591788 826808850 866180700 909489735 1010544150 1212652980 1299271050 1515816225 1653617700 1818979470 2021088300 2598542100 3031632450 3637958940 4547448675 6063264900 9094897350 18189794700
• Sum of all divisors σ(n): 76945075200
• Sum of proper divisors (its aliquot sum) s(n): 58755280500
• 18189794700 is an abundant number, because the sum of its proper divisors (58755280500) is greater than itself. Its abundance is 40565485800

Bases of 18189794700

• Binary: 10000111100001100100011110110001100₂
• Hexadecimal: 0x43C323D8C
• Base-36: 8CTQFF0

Squares and roots of 18189794700

• 18189794700 squared (18189794700²) is 330868631228148090000
• 18189794700 cubed (18189794700³) is 6018432474710022618297123000000
• The square root of 18189794700 is 134869.5469703965
• The cube root of 18189794700 is 2629.9203713597

Scales and comparisons

• 18,189,794,700 seconds is equal to 578 years, 19 weeks, 5 days, 45 minutes.
• To count from 1 to 18,189,794,700 would take you about one thousand, one hundred fifty-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 18189794700 cubic inches would be around 219.2 feet tall.

Recreational maths with 18189794700

• 18189794700 backwards is 00749798181
• 18189794700 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18189794700's digits is 54
• More coming soon!