21729976320
21,729,976,320 is an even composite number composed of six prime numbers multiplied together.
21729976320 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 21729976320:
213 × 3 × 5 × 13 × 61 × 223
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 61 × 223)See below for interesting mathematical facts about the number 21729976320 from the Numbermatics database.
Names of 21729976320
- Cardinal: 21729976320 can be written as Twenty-one billion, seven hundred twenty-nine million, nine hundred seventy-six thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.172997632 × 1010
Factors of 21729976320
Divisors of 21729976320
- Number of divisors d(n): 448
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 61 64 65 78 80 96 104 120 122 128 130 156 160 183 192 195 208 223 240 244 256 260 305 312 320 366 384 390 416 446 480 488 512 520 610 624 640 669 732 768 780 793 832 892 915 960 976 1024 1040 1115 1220 1248 1280 1338 1464 1536 1560 1586 1664 1784 1830 1920 1952 2048 2080 2230 2379 2440 2496 2560 2676 2899 2928 3072 3120 3172 3328 3345 3568 3660 3840 3904 3965 4096 4160 4460 4758 4880 4992 5120 5352 5798 5856 6144 6240 6344 6656 6690 7136 7320 7680 7808 7930 8192 8320 8697 8920 9516 9760 9984 10240 10704 11596 11712 11895 12288 12480 12688 13312 13380 13603 14272 14495 14640 15360 15616 15860 16640 17394 17840 19032 19520 19968 20480 21408 23192 23424 23790 24576 24960 25376 26624 26760 27206 28544 28990 29280 30720 31232 31720 33280 34788 35680 38064 39040 39936 40809 40960 42816 43485 46384 46848 47580 49920 50752 53248 53520 54412 57088 57980 58560 61440 62464 63440 66560 68015 69576 71360 76128 78080 79872 81618 85632 86970 92768 93696 95160 99840 101504 106496 107040 108824 114176 115960 117120 122880 124928 126880 133120 136030 139152 142720 152256 156160 159744 163236 171264 173940 176839 185536 187392 190320 199680 203008 204045 214080 217648 228352 231920 234240 249856 253760 266240 272060 278304 285440 304512 312320 319488 326472 342528 347880 353678 371072 374784 380640 399360 406016 408090 428160 435296 456704 463840 468480 499712 507520 530517 532480 544120 556608 570880 609024 624640 652944 685056 695760 707356 742144 749568 761280 798720 812032 816180 856320 870592 884195 913408 927680 936960 1015040 1061034 1088240 1113216 1141760 1218048 1249280 1305888 1370112 1391520 1414712 1484288 1499136 1522560 1597440 1624064 1632360 1712640 1741184 1768390 1826816 1855360 1873920 2030080 2122068 2176480 2226432 2283520 2436096 2498560 2611776 2652585 2740224 2783040 2829424 2968576 3045120 3248128 3264720 3425280 3482368 3536780 3710720 3747840 4060160 4244136 4352960 4452864 4567040 4872192 5223552 5305170 5480448 5566080 5658848 5937152 6090240 6496256 6529440 6850560 6964736 7073560 7421440 7495680 8120320 8488272 8705920 8905728 9134080 9744384 10447104 10610340 11132160 11317696 11874304 12180480 13058880 13701120 13929472 14147120 14842880 16240640 16976544 17411840 17811456 19488768 20894208 21220680 22264320 22635392 23748608 24360960 26117760 27402240 27858944 28294240 29685760 32481280 33953088 34823680 35622912 41788416 42441360 44528640 45270784 48721920 52235520 55717888 56588480 59371520 67906176 69647360 71245824 83576832 84882720 89057280 90541568 97443840 104471040 111435776 113176960 118743040 135812352 139294720 167153664 169765440 178114560 181083136 208942080 226353920 271624704 278589440 334307328 339530880 356229120 362166272 417884160 452707840 543249408 557178880 679061760 724332544 835768320 905415680 1086498816 1358123520 1448665088 1671536640 1810831360 2172997632 2716247040 3621662720 4345995264 5432494080 7243325440 10864988160 21729976320
- Sum of all divisors σ(n): 76449106944
- Sum of proper divisors (its aliquot sum) s(n): 54719130624
- 21729976320 is an abundant number, because the sum of its proper divisors (54719130624) is greater than itself. Its abundance is 32989154304
Bases of 21729976320
- Binary: 101000011110011010100100000000000002
- Hexadecimal: 0x50F352000
- Base-36: 9ZDGT1C
Squares and roots of 21729976320
- 21729976320 squared (217299763202) is 472191870867760742400
- 21729976320 cubed (217299763203) is 10260718172452938783777619968000
-
The
square root of 21729976320 is 147410.9097726487 -
The
cube root of 21729976320 is 2790.5282128333
Scales and comparisons
How big is 21729976320?- 21,729,976,320 seconds is equal to 690 years, 49 weeks, 1 day, 8 hours, 32 minutes.
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To count from 1 to 21,729,976,320 would take you about one thousand, three hundred eighty-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 21729976320 cubic inches would be around 232.5 feet tall.
Recreational maths with 21729976320
- 21729976320 backwards is 02367992712
- 21729976320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21729976320's digits is 48
- More coming soon!
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