18189037020
18,189,037,020 is an even composite number composed of six prime numbers multiplied together.
18189037020 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 18189037020:
22 × 3 × 5 × 7 × 112 × 713
(2 × 2 × 3 × 5 × 7 × 11 × 11 × 71 × 71 × 71)See below for interesting mathematical facts about the number 18189037020 from the Numbermatics database.
Names of 18189037020
- Cardinal: 18189037020 can be written as Eighteen billion, one hundred eighty-nine million, thirty-seven thousand and twenty.
Scientific notation
- Scientific notation: 1.818903702 × 1010
Factors of 18189037020
Divisors of 18189037020
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 55 60 66 70 71 77 84 105 110 121 132 140 142 154 165 210 213 220 231 242 284 308 330 355 363 385 420 426 462 484 497 605 660 710 726 770 781 847 852 924 994 1065 1155 1210 1420 1452 1491 1540 1562 1694 1815 1988 2130 2310 2343 2420 2485 2541 2982 3124 3388 3630 3905 4235 4260 4620 4686 4970 5041 5082 5467 5964 7260 7455 7810 8470 8591 9372 9940 10082 10164 10934 11715 12705 14910 15123 15620 16401 16940 17182 20164 21868 23430 25205 25410 25773 27335 29820 30246 32802 34364 35287 42955 46860 50410 50820 51546 54670 55451 60137 60492 65604 70574 75615 82005 85910 100820 103092 105861 109340 110902 120274 128865 141148 151230 164010 166353 171820 176435 180411 211722 221804 240548 257730 277255 300685 302460 328020 332706 352870 357911 360822 388157 423444 515460 529305 554510 601370 609961 665412 705740 715822 721644 776314 831765 902055 1058610 1073733 1109020 1164471 1202740 1219922 1431644 1552628 1663530 1789555 1804110 1829883 1940785 2117220 2147466 2328942 2439844 2505377 3049805 3327060 3579110 3608220 3659766 3881570 3937021 4269727 4294932 4657884 5010754 5368665 5822355 6099610 7158220 7319532 7516131 7763140 7874042 8539454 9149415 10021508 10737330 11644710 11811063 12199220 12526885 12809181 15032262 15748084 17078908 18298830 19685105 21348635 21474660 23289420 23622126 25053770 25618362 27559147 30064524 36597660 37580655 39370210 42697270 43307231 47244252 50107540 51236724 55118294 59055315 64045905 75161310 78740420 82677441 85394540 86614462 110236588 118110630 128091810 129921693 137795735 150322620 165354882 173228924 216536155 236221260 256183620 259843386 275591470 303150617 330709764 413387205 433072310 519686772 551182940 606301234 649608465 826774410 866144620 909451851 1212602468 1299216930 1515753085 1653548820 1818903702 2598433860 3031506170 3637807404 4547259255 6063012340 9094518510 18189037020
- Sum of all divisors σ(n): 64891266048
- Sum of proper divisors (its aliquot sum) s(n): 46702229028
- 18189037020 is an abundant number, because the sum of its proper divisors (46702229028) is greater than itself. Its abundance is 28513192008
Bases of 18189037020
- Binary: 100001111000010011010101101110111002
- Hexadecimal: 0x43C26ADDC
- Base-36: 8CTA6SC
Squares and roots of 18189037020
- 18189037020 squared (181890370202) is 330841067714930480400
- 18189037020 cubed (181890370203) is 6017680428403197314721984408000
-
The
square root of 18189037020 is 134866.7380045951 -
The
cube root of 18189037020 is 2629.8838551745
Scales and comparisons
How big is 18189037020?- 18,189,037,020 seconds is equal to 578 years, 18 weeks, 3 days, 6 hours, 17 minutes.
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To count from 1 to 18,189,037,020 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 18189037020 cubic inches would be around 219.2 feet tall.
Recreational maths with 18189037020
- 18189037020 backwards is 02073098181
- The number of decimal digits it has is: 11
- The sum of 18189037020's digits is 39
- More coming soon!
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