16921189428
16,921,189,428 is an even composite number composed of eight prime numbers multiplied together.
16921189428 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 16921189428:
22 × 3 × 11 × 13 × 17 × 37 × 61 × 257
(2 × 2 × 3 × 11 × 13 × 17 × 37 × 61 × 257)See below for interesting mathematical facts about the number 16921189428 from the Numbermatics database.
Names of 16921189428
- Cardinal: 16921189428 can be written as Sixteen billion, nine hundred twenty-one million, one hundred eighty-nine thousand, four hundred twenty-eight.
Scientific notation
- Scientific notation: 1.6921189428 × 1010
Factors of 16921189428
Divisors of 16921189428
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 6 11 12 13 17 22 26 33 34 37 39 44 51 52 61 66 68 74 78 102 111 122 132 143 148 156 183 187 204 221 222 244 257 286 366 374 407 429 442 444 481 514 561 572 629 663 671 732 748 771 793 814 858 884 962 1028 1037 1122 1221 1258 1326 1342 1443 1542 1586 1628 1716 1887 1924 2013 2074 2244 2257 2379 2431 2442 2516 2652 2684 2827 2886 3084 3111 3172 3341 3774 4026 4148 4369 4514 4758 4862 4884 5291 5654 5772 6222 6682 6771 6919 7293 7548 8052 8177 8481 8723 8738 9028 9509 9516 9724 10023 10582 11308 11407 12444 13107 13364 13481 13542 13838 14586 15677 15873 16354 16962 17446 17476 19018 20046 20757 21164 22814 24531 24827 26169 26214 26962 27084 27676 28527 29172 29341 31354 31746 32708 33924 34221 34892 36751 38036 38369 40092 40443 41514 45628 47031 48059 49062 49654 52338 52428 53924 56797 57054 58682 62708 63492 68442 73502 74481 76738 80886 83028 88023 89947 94062 96118 98124 99308 104599 104676 110253 113594 114108 115107 117364 123617 136884 144177 147004 148291 148962 153476 161653 161772 170391 172447 176046 179894 188124 192236 203801 209198 220506 227188 230214 247234 266509 269841 288354 296582 297924 313797 322751 323306 340782 344894 352092 359788 370851 407602 418396 422059 441012 444873 460428 484959 494468 498797 517341 533018 539682 576708 580049 593164 611403 624767 627594 645502 646612 681564 689788 741702 799527 815204 844118 889746 968253 969918 997594 1034682 1066036 1079364 1160098 1222806 1249534 1255188 1266177 1291004 1359787 1483404 1496391 1599054 1688236 1740147 1778183 1779492 1874301 1936506 1939836 1995188 2069364 2101489 2241811 2320196 2445612 2499068 2532354 2719574 2931599 2992782 3198108 3464617 3480294 3556366 3748602 3873012 4079361 4202978 4483622 5064708 5334549 5439148 5486767 5863198 5985564 6304467 6380539 6725433 6929234 6960588 7112732 7497204 7540637 8158722 8405956 8794797 8967244 9860833 10393851 10669098 10973534 11726396 12608934 12761078 13450866 13858468 15081274 16317444 16460301 17589594 19141617 19721666 20787702 21338196 21947068 22621911 23116379 25217868 25522156 26901732 29582499 30162548 32920602 35179188 38110787 38283234 39443332 41575404 45243822 46232758 59164998 65841204 69349137 76221574 76566468 82947007 90487644 92465516 108469163 114332361 118329996 128190829 138698274 152443148 165894014 216938326 228664722 248841021 256381658 277396548 325407489 331788028 384572487 433876652 457329444 497682042 512763316 650814978 769144974 995364084 1301629956 1410099119 1538289948 2820198238 4230297357 5640396476 8460594714 16921189428
- Sum of all divisors σ(n): 51467705856
- Sum of proper divisors (its aliquot sum) s(n): 34546516428
- 16921189428 is an abundant number, because the sum of its proper divisors (34546516428) is greater than itself. Its abundance is 17625327000
Bases of 16921189428
- Binary: 11111100001001010011011100001101002
- Hexadecimal: 0x3F094DC34
- Base-36: 7RUFTBO
Squares and roots of 16921189428
- 16921189428 squared (169211894282) is 286326651658258967184
- 16921189428 cubed (169211894283) is 4844987510994370304400099730752
-
The
square root of 16921189428 is 130081.4722702661 -
The
cube root of 16921189428 is 2567.3020195001
Scales and comparisons
How big is 16921189428?- 16,921,189,428 seconds is equal to 538 years, 2 weeks, 1 day, 2 hours, 23 minutes, 48 seconds.
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To count from 1 to 16,921,189,428 would take you about one thousand and seventy-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 16921189428 cubic inches would be around 213.9 feet tall.
Recreational maths with 16921189428
- 16921189428 backwards is 82498112961
- 16921189428 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 16921189428's digits is 51
- More coming soon!
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