21221820332640
21,221,820,332,640 is an even composite number composed of six prime numbers multiplied together.
21221820332640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21221820332640:
25 × 32 × 5 × 31 × 1741 × 273061
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 31 × 1741 × 273061)See below for interesting mathematical facts about the number 21221820332640 from the Numbermatics database.
Names of 21221820332640
- Cardinal: 21221820332640 can be written as Twenty-one trillion, two hundred twenty-one billion, eight hundred twenty million, three hundred thirty-two thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.122182033264 × 1013
Factors of 21221820332640
Divisors of 21221820332640
- Number of divisors d(n): 288
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 31 32 36 40 45 48 60 62 72 80 90 93 96 120 124 144 155 160 180 186 240 248 279 288 310 360 372 465 480 496 558 620 720 744 930 992 1116 1240 1395 1440 1488 1741 1860 2232 2480 2790 2976 3482 3720 4464 4960 5223 5580 6964 7440 8705 8928 10446 11160 13928 14880 15669 17410 20892 22320 26115 27856 31338 34820 41784 44640 52230 53971 55712 62676 69640 78345 83568 104460 107942 125352 139280 156690 161913 167136 208920 215884 250704 269855 273061 278560 313380 323826 417840 431768 485739 501408 539710 546122 626760 647652 809565 819183 835680 863536 971478 1079420 1092244 1253520 1295304 1365305 1619130 1638366 1727072 1942956 2158840 2184488 2428695 2457549 2507040 2590608 2730610 3238260 3276732 3885912 4095915 4317680 4368976 4857390 4915098 5181216 5461220 6476520 6553464 7771824 8191830 8464891 8635360 8737952 9714780 9830196 10922440 12287745 12953040 13106928 15543648 16383660 16929782 19429560 19660392 21844880 24575490 25394673 25906080 26213856 32767320 33859564 38859120 39320784 42324455 43689760 49150980 50789346 65534640 67719128 76184019 77718240 78641568 84648910 98301960 101578692 126973365 131069280 135438256 152368038 169297820 196603920 203157384 253946730 270876512 304736076 338595640 380920095 393207840 406314768 475399201 507893460 609472152 677191280 761840190 812629536 950798402 1015786920 1218944304 1354382560 1426197603 1523680380 1901596804 2031573840 2376996005 2437888608 2852395206 3047360760 3803193608 4063147680 4278592809 4753992010 5704790412 6094721520 7130988015 7606387216 8557185618 9507984020 11409580824 12189443040 14261976030 14737375231 15212774432 17114371236 19015968040 21392964045 22819161648 28523952060 29474750462 34228742472 38031936080 42785928090 44212125693 45638323296 57047904120 58949500924 68457484944 73686876155 76063872160 85571856180 88424251386 114095808240 117899001848 132636377079 136914969888 147373752310 171143712360 176848502772 221060628465 228191616480 235798003696 265272754158 294747504620 342287424720 353697005544 442121256930 471596007392 530545508316 589495009240 663181885395 684574849440 707394011088 884242513860 1061091016632 1178990018480 1326363770790 1414788022176 1768485027720 2122182033264 2357980036960 2652727541580 3536970055440 4244364066528 5305455083160 7073940110880 10610910166320 21221820332640
- Sum of all divisors σ(n): 74798785780992
- Sum of proper divisors (its aliquot sum) s(n): 53576965448352
- 21221820332640 is an abundant number, because the sum of its proper divisors (53576965448352) is greater than itself. Its abundance is 32355145115712
Bases of 21221820332640
- Binary: 1001101001101000101110000111111111010011000002
- Hexadecimal: 0x134D170FFA60
- Base-36: 7IT63W7S0
Squares and roots of 21221820332640
- 21221820332640 squared (212218203326402) is 450365658230852520249369600
- 21221820332640 cubed (212218203326403) is 9557579082966303185189259100422303744000
-
The
square root of 21221820332640 is 4606714.7005908669 -
The
cube root of 21221820332640 is 27686.0422812717
Scales and comparisons
How big is 21221820332640?- 21,221,820,332,640 seconds is equal to 674,788 years, 12 weeks, 4 days, 12 hours, 24 minutes.
-
To count from 1 to 21,221,820,332,640 would take you about one million, six hundred eighty-six thousand, nine hundred seventy 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 21221820332640 cubic inches would be around 2307.2 feet tall.
Recreational maths with 21221820332640
- 21221820332640 backwards is 04623302812212
- 21221820332640 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21221820332640's digits is 36
- More coming soon!
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The information we have on file for 21221820332640 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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