21688140672
21,688,140,672 is an even composite number composed of five prime numbers multiplied together.
21688140672 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 21688140672:
27 × 32 × 112 × 192 × 431
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 11 × 11 × 19 × 19 × 431)See below for interesting mathematical facts about the number 21688140672 from the Numbermatics database.
Names of 21688140672
- Cardinal: 21688140672 can be written as Twenty-one billion, six hundred eighty-eight million, one hundred forty thousand, six hundred seventy-two.
Scientific notation
- Scientific notation: 2.1688140672 × 1010
Factors of 21688140672
Divisors of 21688140672
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 6 8 9 11 12 16 18 19 22 24 32 33 36 38 44 48 57 64 66 72 76 88 96 99 114 121 128 132 144 152 171 176 192 198 209 228 242 264 288 304 342 352 361 363 384 396 418 431 456 484 528 576 608 627 684 704 722 726 792 836 862 912 968 1056 1083 1089 1152 1216 1254 1293 1368 1408 1444 1452 1584 1672 1724 1824 1881 1936 2112 2166 2178 2299 2432 2508 2586 2736 2888 2904 3168 3249 3344 3448 3648 3762 3872 3879 3971 4224 4332 4356 4598 4741 5016 5172 5472 5776 5808 6336 6498 6688 6896 6897 7296 7524 7744 7758 7942 8189 8664 8712 9196 9482 10032 10344 10944 11552 11616 11913 12672 12996 13376 13792 13794 14223 15048 15488 15516 15884 16378 17328 17424 18392 18964 20064 20688 20691 21888 23104 23232 23826 24567 25992 26752 27584 27588 28446 30096 31032 31768 32756 34656 34848 35739 36784 37928 40128 41376 41382 42669 43681 46208 46464 47652 49134 51984 52151 55168 55176 56892 60192 62064 63536 65512 69312 69696 71478 73568 73701 75856 80256 82752 82764 85338 87362 90079 95304 98268 103968 104302 110352 113784 120384 124128 127072 131024 131043 138624 139392 142956 147136 147402 151712 155591 156453 165504 165528 170676 174724 180158 190608 196536 207936 208604 220704 227568 240768 248256 254144 262048 262086 270237 285912 294272 294804 303424 311182 312906 331056 341352 349448 360316 381216 393072 393129 415872 417208 441408 455136 466773 469359 496512 508288 524096 524172 540474 571824 589608 606848 622364 625812 662112 682704 698896 720632 762432 786144 786258 810711 834416 882816 910272 933546 938718 990869 1048192 1048344 1080948 1143648 1179216 1244728 1251624 1324224 1365408 1397792 1400319 1441264 1524864 1572288 1572516 1621422 1668832 1711501 1820544 1867092 1877436 1981738 2096688 2161896 2287296 2358432 2489456 2503248 2648448 2730816 2795584 2800638 2882528 2972607 3144576 3145032 3242844 3337664 3423002 3734184 3754872 3963476 4193376 4323792 4574592 4716864 4978912 5006496 5134503 5461632 5591168 5601276 5765056 5945214 6290064 6485688 6675328 6846004 7468368 7509744 7926952 8386752 8647584 8917821 9433728 9957824 10012992 10269006 11202552 11530112 11890428 12580128 12971376 13692008 14936736 15019488 15403509 15853904 16773504 17295168 17835642 18826511 19915648 20025984 20538012 22405104 23780856 25160256 25942752 27384016 29873472 30038976 30807018 31707808 34590336 35671284 37653022 41076024 44810208 47561712 50320512 51885504 54768032 56479533 59746944 60077952 61614036 63415616 71342568 75306044 82152048 89620416 95123424 103771008 109536064 112959066 123228072 126831232 142685136 150612088 164304096 169438599 179240832 190246848 219072128 225918132 246456144 285370272 301224176 328608192 338877198 380493696 451836264 492912288 570740544 602448352 657216384 677754396 903672528 985824576 1141481088 1204896704 1355508792 1807345056 1971649152 2409793408 2711017584 3614690112 5422035168 7229380224 10844070336 21688140672
- Sum of all divisors σ(n): 72567789840
- Sum of proper divisors (its aliquot sum) s(n): 50879649168
- 21688140672 is an abundant number, because the sum of its proper divisors (50879649168) is greater than itself. Its abundance is 29191508496
Bases of 21688140672
- Binary: 101000011001011011011000011100000002
- Hexadecimal: 0x50CB6C380
- Base-36: 9YOK4G0
Squares and roots of 21688140672
- 21688140672 squared (216881406722) is 470375445808460611584
- 21688140672 cubed (216881406723) is 10201568837348606511804944744448
-
The
square root of 21688140672 is 147268.9399432207 -
The
cube root of 21688140672 is 2788.7362403865
Scales and comparisons
How big is 21688140672?- 21,688,140,672 seconds is equal to 689 years, 32 weeks, 3 hours, 31 minutes, 12 seconds.
-
To count from 1 to 21,688,140,672 would take you about one thousand, three hundred seventy-nine 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 21688140672 cubic inches would be around 232.4 feet tall.
Recreational maths with 21688140672
- 21688140672 backwards is 27604188612
- The number of decimal digits it has is: 11
- The sum of 21688140672's digits is 45
- More coming soon!
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The information we have on file for 21688140672 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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