21409304994
21,409,304,994 is an even composite number composed of seven prime numbers multiplied together.
21409304994 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21409304994:
2 × 33 × 7 × 11 × 17 × 192 × 839
(2 × 3 × 3 × 3 × 7 × 11 × 17 × 19 × 19 × 839)See below for interesting mathematical facts about the number 21409304994 from the Numbermatics database.
Names of 21409304994
- Cardinal: 21409304994 can be written as Twenty-one billion, four hundred nine million, three hundred four thousand, nine hundred ninety-four.
Scientific notation
- Scientific notation: 2.1409304994 × 1010
Factors of 21409304994
Divisors of 21409304994
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 6 7 9 11 14 17 18 19 21 22 27 33 34 38 42 51 54 57 63 66 77 99 102 114 119 126 133 153 154 171 187 189 198 209 231 238 266 297 306 323 342 357 361 374 378 399 418 459 462 513 561 594 627 646 693 714 722 798 839 918 969 1026 1071 1083 1122 1197 1254 1309 1386 1463 1678 1683 1881 1938 2079 2142 2166 2261 2394 2517 2527 2618 2907 2926 3213 3249 3366 3553 3591 3762 3927 3971 4158 4389 4522 5034 5049 5054 5643 5814 5873 6137 6426 6498 6783 7106 7182 7551 7581 7854 7942 8721 8778 9229 9747 10098 10659 11286 11746 11781 11913 12274 13167 13566 14263 15102 15162 15941 17442 17619 18411 18458 19494 20349 21318 22653 22743 23562 23826 24871 26334 27687 27797 28526 31882 31977 35238 35343 35739 36822 39501 40698 42789 42959 45306 45486 47823 49742 52857 55233 55374 55594 61047 63954 64603 67507 68229 70686 71478 74613 79002 83061 83391 85578 85918 95646 95931 99841 105714 107217 110466 111587 122094 128367 128877 129206 135014 136458 143469 149226 156893 158571 165699 166122 166782 175351 191862 193809 199682 202521 214434 223174 223839 249183 250173 256734 257754 270997 286938 299523 302879 313786 317142 331398 334761 350702 385101 386631 387618 405042 430407 447678 470679 472549 498366 500346 526053 541994 581427 599046 605758 607563 669522 671517 750519 770202 773262 812991 860814 898569 908637 941358 945098 1004283 1052106 1098251 1159893 1162854 1215126 1227457 1343034 1412037 1417647 1501038 1578159 1625982 1744281 1797138 1817274 1822689 1896979 2008566 2120153 2196502 2319786 2438973 2454914 2695707 2725911 2824074 2835294 2980967 3012849 3156318 3294753 3331669 3488562 3645378 3682371 3793958 4236111 4240306 4252941 4734477 4877946 5148943 5391414 5451822 5690937 5961934 6025698 6360459 6589506 6663338 7316919 7364742 8177733 8472222 8505882 8942901 9468954 9884259 9995007 10297886 11047113 11381874 12720918 12758823 14633838 15446829 16355466 17072811 17885802 19081377 19768518 19990014 20866769 22094226 23321683 25517646 26828703 29652777 29985021 30893658 33141339 34145622 36042601 38162754 41733538 46340487 46643366 51218433 53657406 56638373 57244131 59305554 59970042 62600307 66282678 69965049 72085202 80486109 89955063 92680974 102436866 108127803 113276746 114488262 125200614 139021461 139930098 160972218 169915119 179910126 187800921 209895147 216255606 278042922 324383409 339830238 375601842 396468611 419790294 509745357 563402763 629685441 648766818 792937222 973150227 1019490714 1126805526 1189405833 1259370882 1529236071 1946300454 2378811666 3058472142 3568217499 7136434998 10704652497 21409304994
- Sum of all divisors σ(n): 66363494400
- Sum of proper divisors (its aliquot sum) s(n): 44954189406
- 21409304994 is an abundant number, because the sum of its proper divisors (44954189406) is greater than itself. Its abundance is 23544884412
Bases of 21409304994
- Binary: 100111111000001100000010001101000102
- Hexadecimal: 0x4FC1811A2
- Base-36: 9U2JPGI
Squares and roots of 21409304994
- 21409304994 squared (214093049942) is 458358340326113340036
- 21409304994 cubed (214093049943) is 9813133504585409919442754939784
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The
square root of 21409304994 is 146319.1887416001 -
The
cube root of 21409304994 is 2776.7334350073
Scales and comparisons
How big is 21409304994?- 21,409,304,994 seconds is equal to 680 years, 38 weeks, 6 days, 21 hours, 9 minutes, 54 seconds.
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To count from 1 to 21,409,304,994 would take you about one thousand, three hundred sixty-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 21409304994 cubic inches would be around 231.4 feet tall.
Recreational maths with 21409304994
- 21409304994 backwards is 49940390412
- The number of decimal digits it has is: 11
- The sum of 21409304994's digits is 45
- More coming soon!
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The information we have on file for 21409304994 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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