21449944824
21,449,944,824 is an even composite number composed of seven prime numbers multiplied together.
21449944824 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 21449944824:
23 × 3 × 72 × 11 × 31 × 89 × 601
(2 × 2 × 2 × 3 × 7 × 7 × 11 × 31 × 89 × 601)See below for interesting mathematical facts about the number 21449944824 from the Numbermatics database.
Names of 21449944824
- Cardinal: 21449944824 can be written as Twenty-one billion, four hundred forty-nine million, nine hundred forty-four thousand, eight hundred twenty-four.
Scientific notation
- Scientific notation: 2.1449944824 × 1010
Factors of 21449944824
Divisors of 21449944824
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 6 7 8 11 12 14 21 22 24 28 31 33 42 44 49 56 62 66 77 84 88 89 93 98 124 132 147 154 168 178 186 196 217 231 248 264 267 294 308 341 356 372 392 434 462 534 539 588 601 616 623 651 682 712 744 868 924 979 1023 1068 1078 1176 1202 1246 1302 1364 1519 1617 1736 1803 1848 1869 1958 2046 2136 2156 2387 2404 2492 2604 2728 2759 2937 3038 3234 3606 3738 3916 4092 4207 4312 4361 4557 4774 4808 4984 5208 5518 5874 6076 6468 6611 6853 7161 7212 7476 7832 8184 8277 8414 8722 9114 9548 11036 11748 12152 12621 12936 13083 13222 13706 14322 14424 14952 16554 16709 16828 17444 18228 18631 19096 19313 19833 20559 22072 23496 25242 26166 26444 27412 28644 29449 30349 33108 33418 33656 34888 36456 37262 38626 39666 41118 46277 47971 50127 50484 52332 52888 53489 54824 55893 57288 57939 58898 60698 66216 66836 74524 77252 79332 82236 88347 91047 92554 95942 100254 100968 104664 106978 111786 115878 117796 121396 130417 133672 135191 138831 143913 149048 154504 158664 160467 164472 176694 182094 185108 191884 200508 204941 212443 213956 223572 231756 235592 242792 260834 270382 277662 287826 320934 323939 353388 364188 370216 374423 383768 391251 401016 405573 409882 424886 427912 447144 463512 521668 540764 555324 575652 588379 614823 637329 641868 647878 706776 728376 748846 782502 811146 819764 849772 912919 971817 1043336 1081528 1110648 1123269 1151304 1176758 1229646 1274658 1283736 1295756 1434587 1487101 1497692 1565004 1622292 1639528 1658159 1699544 1765137 1825838 1943634 2246538 2353516 2459292 2549316 2591512 2620961 2738757 2869174 2974202 2995384 3130008 3244584 3316318 3530274 3651676 3887268 4118653 4303761 4461303 4493076 4707032 4918584 4974477 5098632 5241922 5477514 5738348 5948404 6632636 7060548 7303352 7774536 7862883 8237306 8607522 8922606 8986152 9948954 10042109 10483844 10955028 11476696 11607113 11896808 12355959 13265272 14121096 15725766 16474612 17215044 17845212 18239749 19897908 20084218 20967688 21910056 23214226 24711918 28830571 30126327 31451532 32949224 34430088 34821339 35690424 36479498 39795816 40168436 46428452 49423836 54719247 57661142 60252654 62903064 69642678 72958996 80336872 81249791 86491713 92856904 98847672 109438494 115322284 120505308 127678243 139285356 145917992 162499582 172983426 218876988 230644568 241010616 243749373 255356486 278570712 324999164 345966852 383034729 437753976 487498746 510712972 649998328 691933704 766069458 893747701 974997492 1021425944 1532138916 1787495402 1949994984 2681243103 3064277832 3574990804 5362486206 7149981608 10724972412 21449944824
- Sum of all divisors σ(n): 71153510400
- Sum of proper divisors (its aliquot sum) s(n): 49703565576
- 21449944824 is an abundant number, because the sum of its proper divisors (49703565576) is greater than itself. Its abundance is 28253620752
Bases of 21449944824
- Binary: 100111111101000010000101110111110002
- Hexadecimal: 0x4FE842EF8
- Base-36: 9UQQRCO
Squares and roots of 21449944824
- 21449944824 squared (214499448242) is 460100132952644390976
- 21449944824 cubed (214499448243) is 9869122465349286391328283508224
-
The
square root of 21449944824 is 146457.9967908889 -
The
cube root of 21449944824 is 2778.4892859853
Scales and comparisons
How big is 21449944824?- 21,449,944,824 seconds is equal to 682 years, 2 weeks, 1 day, 6 hours, 24 seconds.
-
To count from 1 to 21,449,944,824 would take you about one thousand, three hundred sixty-four 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 21449944824 cubic inches would be around 231.5 feet tall.
Recreational maths with 21449944824
- 21449944824 backwards is 42844994412
- The number of decimal digits it has is: 11
- The sum of 21449944824's digits is 51
- More coming soon!
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