389394049842
389,394,049,842 is an even composite number composed of six prime numbers multiplied together.
389394049842 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 389394049842:
2 × 33 × 7 × 313 × 151 × 229
(2 × 3 × 3 × 3 × 7 × 31 × 31 × 31 × 151 × 229)See below for interesting mathematical facts about the number 389394049842 from the Numbermatics database.
Names of 389394049842
- Cardinal: 389394049842 can be written as Three hundred eighty-nine billion, three hundred ninety-four million, forty-nine thousand, eight hundred forty-two.
Scientific notation
- Scientific notation: 3.89394049842 × 1011
Factors of 389394049842
Divisors of 389394049842
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 6 7 9 14 18 21 27 31 42 54 62 63 93 126 151 186 189 217 229 279 302 378 434 453 458 558 651 687 837 906 961 1057 1302 1359 1374 1603 1674 1922 1953 2061 2114 2718 2883 3171 3206 3906 4077 4122 4681 4809 5766 5859 6183 6342 6727 7099 8154 8649 9362 9513 9618 11718 12366 13454 14043 14198 14427 17298 19026 20181 21297 25947 28086 28539 28854 29791 32767 34579 40362 42129 42594 43281 49693 51894 57078 59582 60543 63891 65534 69158 84258 86562 89373 98301 99386 103737 121086 126387 127782 145111 149079 178746 181629 191673 196602 207474 208537 220069 242053 252774 268119 290222 294903 298158 311211 363258 383346 417074 435333 440138 447237 484106 536238 589806 622422 625611 660207 726159 804357 870666 884709 894474 933633 1015777 1071949 1251222 1305999 1320414 1341711 1452318 1540483 1608714 1769418 1867266 1876833 1980621 2031554 2143898 2178477 2611998 2683422 3047331 3080966 3215847 3753666 3917997 3961242 4356954 4498441 4621449 5630499 5941863 6094662 6431694 6535431 6822139 7503643 7835994 8996882 9141993 9242898 9647541 11260998 11883726 13070862 13495323 13644278 13864347 15007286 18283986 19295082 20466417 22510929 26990646 27425979 27728694 28942623 31489087 33230419 40485969 40932834 41593041 45021858 47754973 54851958 57885246 61399251 62978174 66460838 67532787 80971938 83186082 94467261 95509946 99691257 121457907 122798502 135065574 143264919 184197753 188934522 199382514 202598361 232612933 242915814 283401783 286529838 299073771 368395506 405196722 429794757 465225866 566803566 598147542 697838799 850205349 859589514 897221313 1030142989 1289384271 1395677598 1700410698 1794442626 2060285978 2093516397 2578768542 3090428967 4187032794 6180857934 6280549191 7211000923 9271286901 12561098382 14422001846 18542573802 21633002769 27813860703 43266005538 55627721406 64899008307 129798016614 194697024921 389394049842
- Sum of all divisors σ(n): 1033160294400
- Sum of proper divisors (its aliquot sum) s(n): 643766244558
- 389394049842 is an abundant number, because the sum of its proper divisors (643766244558) is greater than itself. Its abundance is 254372194716
Bases of 389394049842
- Binary: 1011010101010011011000110101011001100102
- Hexadecimal: 0x5AA9B1AB32
- Base-36: 4YVV5VSI
Squares and roots of 389394049842
- 389394049842 squared (3893940498422) is 151627726052353980224964
- 389394049842 cubed (3893940498423) is 59042934315859447677146714188655688
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The
square root of 389394049842 is 624014.4628468159 -
The
cube root of 389394049842 is 7302.3577162107
Scales and comparisons
How big is 389394049842?- 389,394,049,842 seconds is equal to 12,381 years, 27 weeks, 2 days, 13 hours, 50 minutes, 42 seconds.
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To count from 1 to 389,394,049,842 would take you about twenty-four thousand, seven hundred sixty-three 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 389394049842 cubic inches would be around 608.5 feet tall.
Recreational maths with 389394049842
- 389394049842 backwards is 248940493983
- 389394049842 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 389394049842's digits is 63
- More coming soon!
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