21531083040
21,531,083,040 is an even composite number composed of five prime numbers multiplied together.
21531083040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21531083040:
25 × 35 × 5 × 101 × 5483
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 101 × 5483)See below for interesting mathematical facts about the number 21531083040 from the Numbermatics database.
Names of 21531083040
- Cardinal: 21531083040 can be written as Twenty-one billion, five hundred thirty-one million, eighty-three thousand and forty.
Scientific notation
- Scientific notation: 2.153108304 × 1010
Factors of 21531083040
Divisors of 21531083040
- 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 27 30 32 36 40 45 48 54 60 72 80 81 90 96 101 108 120 135 144 160 162 180 202 216 240 243 270 288 303 324 360 404 405 432 480 486 505 540 606 648 720 808 810 864 909 972 1010 1080 1212 1215 1296 1440 1515 1616 1620 1818 1944 2020 2160 2424 2430 2592 2727 3030 3232 3240 3636 3888 4040 4320 4545 4848 4860 5454 5483 6060 6480 7272 7776 8080 8181 9090 9696 9720 10908 10966 12120 12960 13635 14544 16160 16362 16449 18180 19440 21816 21932 24240 24543 27270 27415 29088 32724 32898 36360 38880 40905 43632 43864 48480 49086 49347 54540 54830 65448 65796 72720 81810 82245 87264 87728 98172 98694 109080 109660 122715 130896 131592 145440 148041 163620 164490 175456 196344 197388 218160 219320 245430 246735 261792 263184 296082 327240 328980 392688 394776 436320 438640 444123 490860 493470 526368 553783 592164 654480 657960 740205 785376 789552 877280 888246 981720 986940 1107566 1184328 1308960 1315920 1332369 1480410 1579104 1661349 1776492 1963440 1973880 2215132 2220615 2368656 2631840 2664738 2768915 2960820 3322698 3552984 3926880 3947760 4430264 4441230 4737312 4984047 5329476 5537830 5921640 6645396 6661845 7105968 7895520 8306745 8860528 8882460 9968094 10658952 11075660 11843280 13290792 13323690 14211936 14952141 16613490 17721056 17764920 19936188 21317904 22151320 23686560 24920235 26581584 26647380 29904282 33226980 35529840 39872376 42635808 44302640 44856423 49840470 53163168 53294760 59808564 66453960 71059680 74760705 79744752 88605280 89712846 99680940 106589520 119617128 132907920 134569269 149521410 159489504 179425692 199361880 213179040 224282115 239234256 265815840 269138538 299042820 358851384 398723760 448564230 478468512 538277076 598085640 672846345 717702768 797447520 897128460 1076554152 1196171280 1345692690 1435405536 1794256920 2153108304 2392342560 2691385380 3588513840 4306216608 5382770760 7177027680 10765541520 21531083040
- Sum of all divisors σ(n): 76964561856
- Sum of proper divisors (its aliquot sum) s(n): 55433478816
- 21531083040 is an abundant number, because the sum of its proper divisors (55433478816) is greater than itself. Its abundance is 33902395776
Bases of 21531083040
- Binary: 101000000110101101001000001001000002
- Hexadecimal: 0x5035A4120
- Base-36: 9W31U00
Squares and roots of 21531083040
- 21531083040 squared (215310830402) is 463587536875375641600
- 21531083040 cubed (215310830403) is 9981541752772775070482878464000
-
The
square root of 21531083040 is 146734.7369916203 -
The
cube root of 21531083040 is 2781.9882538361
Scales and comparisons
How big is 21531083040?- 21,531,083,040 seconds is equal to 684 years, 32 weeks, 2 days, 8 hours, 24 minutes.
-
To count from 1 to 21,531,083,040 would take you about one thousand, three hundred sixty-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 21531083040 cubic inches would be around 231.8 feet tall.
Recreational maths with 21531083040
- 21531083040 backwards is 04038013512
- 21531083040 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21531083040's digits is 27
- More coming soon!
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