21018117330
21,018,117,330 is an even composite number composed of six prime numbers multiplied together.
21018117330 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21018117330:
2 × 35 × 5 × 73 × 151 × 167
(2 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 151 × 167)See below for interesting mathematical facts about the number 21018117330 from the Numbermatics database.
Names of 21018117330
- Cardinal: 21018117330 can be written as Twenty-one billion, eighteen million, one hundred seventeen thousand, three hundred thirty.
Scientific notation
- Scientific notation: 2.101811733 × 1010
Factors of 21018117330
Divisors of 21018117330
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 49 54 63 70 81 90 98 105 126 135 147 151 162 167 189 210 243 245 270 294 302 315 334 343 378 405 441 453 486 490 501 567 630 686 735 755 810 835 882 906 945 1002 1029 1057 1134 1169 1215 1323 1359 1470 1503 1510 1670 1701 1715 1890 2058 2114 2205 2265 2338 2430 2505 2646 2718 2835 3006 3087 3171 3402 3430 3507 3969 4077 4410 4509 4530 5010 5145 5285 5670 5845 6174 6342 6615 6795 7014 7399 7515 7938 8154 8183 8505 9018 9261 9513 10290 10521 10570 11690 11907 12231 13230 13527 13590 14798 15030 15435 15855 16366 17010 17535 18522 19026 19845 20385 21042 22197 22545 23814 24462 24549 25217 27054 27783 28539 30870 31563 31710 35070 36693 36995 39690 40581 40770 40915 44394 45090 46305 47565 49098 50434 51793 52605 55566 57078 57281 59535 61155 63126 66591 67635 73386 73647 73990 75651 81162 81830 83349 85617 92610 94689 95130 103586 105210 110985 114562 119070 122310 122745 126085 133182 135270 138915 142695 147294 151302 155379 157815 166698 171234 171843 176519 183465 189378 199773 202905 220941 221970 226953 245490 252170 256851 258965 277830 284067 285390 286405 310758 315630 332955 343686 353038 366930 368235 378255 399546 405810 416745 428085 441882 453906 466137 473445 513702 515529 517930 529557 568134 572810 599319 662823 665910 680859 736470 756510 776895 833490 856170 859215 882595 932274 946890 998865 1031058 1059114 1104705 1134765 1198638 1235633 1284255 1325646 1361718 1398411 1420335 1546587 1553790 1588671 1718430 1765190 1797957 1988469 1997730 2042577 2209410 2269530 2330685 2471266 2568510 2577645 2647785 2796822 2840670 2996595 3093174 3177342 3314115 3404295 3595914 3706899 3976938 4085154 4195233 4639761 4661370 4766013 5155290 5295570 5993190 6127731 6178165 6628230 6808590 6992055 7413798 7732935 7943355 8390466 8649431 8989785 9279522 9532026 9942345 10212885 11120697 12255462 12356330 12585699 13919283 13984110 14298039 15465870 15886710 17298862 17979570 18534495 19884690 20425770 20976165 22241394 23198805 23830065 25171398 25948293 27838566 28596078 30638655 33362091 37068990 41952330 42894117 43247155 46397610 47660130 51896586 55603485 61277310 62928495 66724182 69596415 71490195 77844879 85788234 86494310 100086273 111206970 125856990 129741465 139192830 142980390 155689758 166810455 200172546 214470585 233534637 259482930 300258819 333620910 389224395 428941170 467069274 500431365 600517638 700603911 778448790 1000862730 1167673185 1401207822 1501294095 2101811733 2335346370 3002588190 3503019555 4203623466 7006039110 10509058665 21018117330
- Sum of all divisors σ(n): 66924748800
- Sum of proper divisors (its aliquot sum) s(n): 45906631470
- 21018117330 is an abundant number, because the sum of its proper divisors (45906631470) is greater than itself. Its abundance is 24888514140
Bases of 21018117330
- Binary: 100111001001100011100000100110100102
- Hexadecimal: 0x4E4C704D2
- Base-36: 9NLN74I
Squares and roots of 21018117330
- 21018117330 squared (210181173302) is 441761256097646328900
- 21018117330 cubed (210181173303) is 9284989912508508477663969837000
-
The
square root of 21018117330 is 144976.2647125383 -
The
cube root of 21018117330 is 2759.7173505447
Scales and comparisons
How big is 21018117330?- 21,018,117,330 seconds is equal to 668 years, 16 weeks, 1 day, 5 hours, 55 minutes, 30 seconds.
-
To count from 1 to 21,018,117,330 would take you about one thousand, three hundred thirty-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 21018117330 cubic inches would be around 230 feet tall.
Recreational maths with 21018117330
- 21018117330 backwards is 03371181012
- 21018117330 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21018117330's digits is 27
- More coming soon!
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The information we have on file for 21018117330 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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