21646920672
21,646,920,672 is an even composite number composed of six prime numbers multiplied together.
21646920672 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 21646920672:
25 × 32 × 132 × 23 × 61 × 317
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 13 × 13 × 23 × 61 × 317)See below for interesting mathematical facts about the number 21646920672 from the Numbermatics database.
Names of 21646920672
- Cardinal: 21646920672 can be written as Twenty-one billion, six hundred forty-six million, nine hundred twenty thousand, six hundred seventy-two.
Scientific notation
- Scientific notation: 2.1646920672 × 1010
Factors of 21646920672
Divisors of 21646920672
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 23 24 26 32 36 39 46 48 52 61 69 72 78 92 96 104 117 122 138 144 156 169 183 184 207 208 234 244 276 288 299 312 317 338 366 368 414 416 468 488 507 549 552 598 624 634 676 732 736 793 828 897 936 951 976 1014 1098 1104 1196 1248 1268 1352 1403 1464 1521 1586 1656 1794 1872 1902 1952 2028 2196 2208 2379 2392 2536 2691 2704 2806 2853 2928 3042 3172 3312 3588 3744 3804 3887 4056 4121 4209 4392 4758 4784 5072 5382 5408 5612 5706 5856 6084 6344 6624 7137 7176 7291 7608 7774 8112 8242 8418 8784 9516 9568 10144 10309 10764 11224 11412 11661 12168 12363 12627 12688 14274 14352 14582 15216 15548 16224 16484 16836 17568 18239 19032 19337 20618 21528 21873 22448 22824 23322 24336 24726 25254 25376 28548 28704 29164 30432 30927 31096 32968 33672 34983 36478 37089 38064 38674 41236 43056 43746 44896 45648 46644 48672 49452 50508 53573 54717 57096 58011 58328 61854 62192 65619 65936 67344 69966 72956 74178 76128 77348 82472 86112 87492 91296 92781 93288 94783 98904 101016 107146 109434 114192 116022 116656 123708 124384 131238 131872 134688 139932 145912 148356 154696 160719 164151 164944 174033 174984 185562 186576 189566 197808 202032 214292 218868 228384 232044 233312 237107 247416 251381 262476 279864 284349 291824 296712 309392 321438 328302 329888 348066 349968 371124 373152 379132 395616 404064 428584 437736 444751 464088 474214 482157 494832 502762 524952 559728 568698 583648 593424 618784 642876 656604 696132 699936 711321 742248 754143 758264 853047 857168 875472 889502 928176 948428 964314 989664 1005524 1049904 1119456 1137396 1186848 1232179 1285752 1313208 1334253 1392264 1422642 1484496 1508286 1516528 1706094 1714336 1750944 1779004 1856352 1896856 1928628 2011048 2099808 2133963 2262429 2274792 2464358 2571504 2626416 2668506 2784528 2845284 2968992 3016572 3033056 3267953 3412188 3558008 3696537 3793712 3857256 4002759 4022096 4267926 4524858 4549584 4928716 5143008 5252832 5337012 5569056 5690568 5781763 6033144 6535906 6824376 7116016 7393074 7587424 7714512 8005518 8044192 8535852 9049716 9099168 9803859 9857432 10674024 11089611 11381136 11563526 12066288 13071812 13648752 14232032 14786148 15429024 16011036 17071704 17345289 18099432 19607718 19714864 21348048 22179222 22762272 23127052 24132576 26143624 27297504 29411577 29572296 32022072 34143408 34690578 36198864 39215436 39429728 42696096 44358444 46254104 52035867 52287248 58823154 59144592 64044144 68286816 69381156 72397728 75162919 78430872 88716888 92508208 104071734 104574496 117646308 118289184 128088288 138762312 150325838 156861744 177433776 185016416 208143468 225488757 235292616 277524624 300651676 313723488 354867552 416286936 450977514 470585232 555049248 601303352 676466271 832573872 901955028 941170464 1202606704 1352932542 1665147744 1803910056 2405213408 2705865084 3607820112 5411730168 7215640224 10823460336 21646920672
- Sum of all divisors σ(n): 70919398368
- Sum of proper divisors (its aliquot sum) s(n): 49272477696
- 21646920672 is an abundant number, because the sum of its proper divisors (49272477696) is greater than itself. Its abundance is 27625557024
Bases of 21646920672
- Binary: 101000010100100000111001011111000002
- Hexadecimal: 0x50A41CBE0
- Base-36: 9Y00MW0
Squares and roots of 21646920672
- 21646920672 squared (216469206722) is 468589174579860931584
- 21646920672 cubed (216469206723) is 10143512689888208514790867304448
-
The
square root of 21646920672 is 147128.9253410083 -
The
cube root of 21646920672 is 2786.9683831443
Scales and comparisons
How big is 21646920672?- 21,646,920,672 seconds is equal to 688 years, 15 weeks, 6 days, 1 hour, 31 minutes, 12 seconds.
-
To count from 1 to 21,646,920,672 would take you about one thousand, three hundred 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 21646920672 cubic inches would be around 232.2 feet tall.
Recreational maths with 21646920672
- 21646920672 backwards is 27602964612
- The number of decimal digits it has is: 11
- The sum of 21646920672's digits is 45
- More coming soon!
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The information we have on file for 21646920672 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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