1689789990
1,689,789,990 is an even composite number composed of seven prime numbers multiplied together.
1689789990 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 1689789990:
2 × 3 × 5 × 72 × 232 × 41 × 53
(2 × 3 × 5 × 7 × 7 × 23 × 23 × 41 × 53)See below for interesting mathematical facts about the number 1689789990 from the Numbermatics database.
Names of 1689789990
- Cardinal: 1689789990 can be written as One billion, six hundred eighty-nine million, seven hundred eighty-nine thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.68978999 × 109
Factors of 1689789990
Divisors of 1689789990
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 5 6 7 10 14 15 21 23 30 35 41 42 46 49 53 69 70 82 98 105 106 115 123 138 147 159 161 205 210 230 245 246 265 287 294 318 322 345 371 410 483 490 529 530 574 615 690 735 742 795 805 861 943 966 1058 1113 1127 1219 1230 1435 1470 1587 1590 1610 1722 1855 1886 2009 2173 2226 2254 2415 2438 2597 2645 2829 2870 3174 3381 3657 3703 3710 4018 4305 4346 4715 4830 5194 5290 5565 5635 5658 6027 6095 6519 6601 6762 7314 7406 7791 7935 8533 8610 9430 10045 10865 11109 11130 11270 12054 12190 12985 13038 13202 14145 15211 15582 15870 16905 17066 18285 18515 19803 20090 21689 21730 22218 25599 25921 25970 28037 28290 30135 30422 32595 33005 33810 36570 37030 38955 39606 42665 43378 45633 46207 49979 51198 51842 55545 56074 59731 60270 65067 65190 66010 76055 77763 77910 84111 85330 91266 92414 99015 99958 106477 108445 111090 119462 127995 129605 130134 138621 140185 149937 151823 152110 155526 168222 179193 196259 198030 212954 216890 228165 231035 249895 255990 259210 277242 280370 298655 299874 303646 319431 325335 349853 358386 388815 392518 420555 455469 456330 462070 499790 532385 588777 597310 638862 650670 693105 699706 749685 759115 777630 841110 895965 910938 981295 1049559 1062761 1064770 1149517 1177554 1373813 1386210 1499370 1518230 1597155 1749265 1791930 1962590 2099118 2125522 2277345 2299034 2448971 2747626 2943885 3188283 3194310 3448551 3498530 4121439 4554690 4897942 5247795 5313805 5747585 5887770 6376566 6869065 6897102 7346913 8046619 8242878 10495590 10627610 11495170 12244855 13738130 14693826 15941415 16093238 17242755 20607195 24139857 24489710 31882830 34485510 36734565 40233095 41214390 48279714 56326333 73469130 80466190 112652666 120699285 168978999 241398570 281631665 337957998 563263330 844894995 1689789990
- Sum of all divisors σ(n): 5147253216
- Sum of proper divisors (its aliquot sum) s(n): 3457463226
- 1689789990 is an abundant number, because the sum of its proper divisors (3457463226) is greater than itself. Its abundance is 1767673236
Bases of 1689789990
- Binary: 11001001011100000100110001001102
- Hexadecimal: 0x64B82626
- Base-36: RY22AU
Squares and roots of 1689789990
- 1689789990 squared (16897899902) is 2855390210304200100
- 1689789990 cubed (16897899903) is 4825009794916032183936999000
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The
square root of 1689789990 is 41107.0552338647 -
The
cube root of 1689789990 is 1191.0890837085
Scales and comparisons
How big is 1689789990?- 1,689,789,990 seconds is equal to 53 years, 37 weeks, 6 days, 18 hours, 6 minutes, 30 seconds.
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To count from 1 to 1,689,789,990 would take you about one hundred seven 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 1689789990 cubic inches would be around 99.3 feet tall.
Recreational maths with 1689789990
- 1689789990 backwards is 0999879861
- The number of decimal digits it has is: 10
- The sum of 1689789990's digits is 66
- More coming soon!
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