18996990000
18,996,990,000 is an even composite number composed of five prime numbers multiplied together.
18996990000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred divisors.
Prime factorization of 18996990000:
24 × 3 × 54 × 17 × 1932
(2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 5 × 17 × 193 × 193)See below for interesting mathematical facts about the number 18996990000 from the Numbermatics database.
Names of 18996990000
- Cardinal: 18996990000 can be written as Eighteen billion, nine hundred ninety-six million, nine hundred ninety thousand.
Scientific notation
- Scientific notation: 1.899699 × 1010
Factors of 18996990000
Divisors of 18996990000
- Number of divisors d(n): 300
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 34 40 48 50 51 60 68 75 80 85 100 102 120 125 136 150 170 193 200 204 240 250 255 272 300 340 375 386 400 408 425 500 510 579 600 625 680 750 772 816 850 965 1000 1020 1158 1200 1250 1275 1360 1500 1544 1700 1875 1930 2000 2040 2125 2316 2500 2550 2895 3000 3088 3281 3400 3750 3860 4080 4250 4632 4825 5000 5100 5790 6000 6375 6562 6800 7500 7720 8500 9264 9650 9843 10000 10200 10625 11580 12750 13124 14475 15000 15440 16405 17000 19300 19686 20400 21250 23160 24125 25500 26248 28950 30000 31875 32810 34000 37249 38600 39372 42500 46320 48250 49215 51000 52496 57900 63750 65620 72375 74498 77200 78744 82025 85000 96500 98430 102000 111747 115800 120625 127500 131240 144750 148996 157488 164050 170000 186245 193000 196860 223494 231600 241250 246075 255000 262480 289500 297992 328100 361875 372490 386000 393720 410125 446988 482500 492150 510000 558735 579000 595984 633233 656200 723750 744980 787440 820250 893976 931225 965000 984300 1117470 1158000 1230375 1266466 1312400 1447500 1489960 1640500 1787952 1862450 1899699 1930000 1968600 2050625 2234940 2460750 2532932 2793675 2895000 2979920 3166165 3281000 3724900 3799398 3937200 4101250 4469880 4656125 4921500 5065864 5587350 5790000 6151875 6332330 6562000 7449800 7598796 8202500 8939760 9312250 9498495 9843000 10131728 11174700 12303750 12664660 13968375 14899600 15197592 15830825 16405000 18624500 18996990 19686000 22349400 23280625 24607500 25329320 27936750 30395184 31661650 32810000 37249000 37993980 44698800 46561250 47492475 49215000 50658640 55873500 63323300 69841875 74498000 75987960 79154125 93122500 94984950 98430000 111747000 126646600 139683750 151975920 158308250 186245000 189969900 223494000 237462375 253293200 279367500 316616500 372490000 379939800 395770625 474924750 558735000 633233000 759879600 791541250 949849500 1117470000 1187311875 1266466000 1583082500 1899699000 2374623750 3166165000 3799398000 4749247500 6332330000 9498495000 18996990000
- Sum of all divisors σ(n): 65270338056
- Sum of proper divisors (its aliquot sum) s(n): 46273348056
- 18996990000 is an abundant number, because the sum of its proper divisors (46273348056) is greater than itself. Its abundance is 27276358056
Bases of 18996990000
- Binary: 100011011000100111100010000001100002
- Hexadecimal: 0x46C4F1030
- Base-36: 8Q6BFAO
Squares and roots of 18996990000
- 18996990000 squared (189969900002) is 360885629060100000000
- 18996990000 cubed (189969900003) is 6855740686398429099000000000000
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The
square root of 18996990000 is 137829.5686708771 -
The
cube root of 18996990000 is 2668.2607309475
Scales and comparisons
How big is 18996990000?- 18,996,990,000 seconds is equal to 604 years, 2 weeks, 2 days, 13 hours, 40 minutes.
-
To count from 1 to 18,996,990,000 would take you about one thousand, two hundred 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 18996990000 cubic inches would be around 222.4 feet tall.
Recreational maths with 18996990000
- 18996990000 backwards is 00009969981
- 18996990000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18996990000's digits is 51
- More coming soon!
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