18105317120
18,105,317,120 is an even composite number composed of five prime numbers multiplied together.
18105317120 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 18105317120:
28 × 5 × 112 × 292 × 139
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 11 × 29 × 29 × 139)See below for interesting mathematical facts about the number 18105317120 from the Numbermatics database.
Names of 18105317120
- Cardinal: 18105317120 can be written as Eighteen billion, one hundred five million, three hundred seventeen thousand, one hundred twenty.
Scientific notation
- Scientific notation: 1.810531712 × 1010
Factors of 18105317120
Divisors of 18105317120
- Number of divisors d(n): 324
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Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 29 32 40 44 55 58 64 80 88 110 116 121 128 139 145 160 176 220 232 242 256 278 290 319 320 352 440 464 484 556 580 605 638 640 695 704 841 880 928 968 1112 1160 1210 1276 1280 1390 1408 1529 1595 1682 1760 1856 1936 2224 2320 2420 2552 2780 2816 3058 3190 3364 3509 3520 3712 3872 4031 4205 4448 4640 4840 5104 5560 6116 6380 6728 7018 7040 7424 7645 7744 8062 8410 8896 9251 9280 9680 10208 11120 12232 12760 13456 14036 14080 15290 15488 16124 16819 16820 17545 17792 18502 18560 19360 20155 20416 22240 24464 25520 26912 28072 30580 30976 32248 33638 33640 35090 35584 37004 37120 38720 40310 40832 44341 44480 46255 48928 51040 53824 56144 61160 64496 67276 67280 70180 74008 77440 80620 81664 84095 88682 88960 92510 97856 101761 102080 107648 112288 116899 122320 128992 134552 134560 140360 148016 154880 161240 168190 177364 177920 185020 195712 203522 204160 215296 221705 224576 233798 244640 257984 269104 269120 280720 296032 322480 336380 354728 370040 391424 407044 408320 443410 449152 467596 487751 489280 508805 515968 538208 538240 561440 584495 592064 644960 672760 709456 740080 814088 886820 898304 935192 975502 978560 1017610 1031936 1076416 1076480 1122880 1168990 1184128 1285889 1289920 1345520 1418912 1480160 1628176 1773640 1870384 1951004 1957120 2035220 2152832 2245760 2337980 2368256 2438755 2571778 2579840 2691040 2837824 2960320 3256352 3547280 3740768 3902008 4070440 4305664 4491520 4675960 4877510 5143556 5159680 5382080 5675648 5920640 6429445 6512704 7094560 7481536 7804016 8140880 9351920 9755020 10287112 10764160 11351296 11841280 12858890 13025408 14144779 14189120 14963072 15608032 16281760 18703840 19510040 20574224 21528320 25717780 26050816 28289558 28378240 29926144 31216064 32563520 37407680 39020080 41148448 51435560 56579116 56756480 62432128 65127040 70723895 74815360 78040160 82296896 102871120 113158232 124864256 130254080 141447790 149630720 156080320 164593792 205742240 226316464 282895580 312160640 329187584 411484480 452632928 565791160 624321280 822968960 905265856 1131582320 1645937920 1810531712 2263164640 3621063424 4526329280 9052658560 18105317120
- Sum of all divisors σ(n): 49724449320
- Sum of proper divisors (its aliquot sum) s(n): 31619132200
- 18105317120 is an abundant number, because the sum of its proper divisors (31619132200) is greater than itself. Its abundance is 13513815080
Bases of 18105317120
- Binary: 100001101110010100100110111000000002
- Hexadecimal: 0x437293700
- Base-36: 8BFFS3K
Squares and roots of 18105317120
- 18105317120 squared (181053171202) is 327802508015765094400
- 18105317120 cubed (181053171203) is 5934968360356768993538736128000
-
The
square root of 18105317120 is 134555.9999405453 -
The
cube root of 18105317120 is 2625.8427344673
Scales and comparisons
How big is 18105317120?- 18,105,317,120 seconds is equal to 575 years, 36 weeks, 6 hours, 45 minutes, 20 seconds.
-
To count from 1 to 18,105,317,120 would take you about one thousand, one hundred fifty-one 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 18105317120 cubic inches would be around 218.8 feet tall.
Recreational maths with 18105317120
- 18105317120 backwards is 02171350181
- 18105317120 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18105317120's digits is 29
- More coming soon!
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