21008381550
21,008,381,550 is an even composite number composed of seven prime numbers multiplied together.
21008381550 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 21008381550:
2 × 3 × 52 × 132 × 17 × 29 × 412
(2 × 3 × 5 × 5 × 13 × 13 × 17 × 29 × 41 × 41)See below for interesting mathematical facts about the number 21008381550 from the Numbermatics database.
Names of 21008381550
- Cardinal: 21008381550 can be written as Twenty-one billion, eight million, three hundred eighty-one thousand, five hundred fifty.
Scientific notation
- Scientific notation: 2.100838155 × 1010
Factors of 21008381550
Divisors of 21008381550
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 5 6 10 13 15 17 25 26 29 30 34 39 41 50 51 58 65 75 78 82 85 87 102 123 130 145 150 169 170 174 195 205 221 246 255 290 325 338 377 390 410 425 435 442 493 507 510 533 615 650 663 697 725 754 845 850 870 975 986 1014 1025 1066 1105 1131 1189 1230 1275 1326 1394 1450 1479 1599 1681 1690 1885 1950 2050 2091 2175 2210 2262 2378 2465 2535 2550 2665 2873 2958 3075 3198 3315 3362 3485 3567 3770 4182 4225 4350 4901 4930 5043 5070 5330 5525 5655 5746 5945 6150 6409 6630 6929 6970 7134 7395 7995 8405 8450 8619 9061 9425 9802 10086 10455 11050 11310 11890 12325 12675 12818 13325 13858 14365 14703 14790 15457 15990 16575 16810 17238 17425 17835 18122 18850 19227 20213 20787 20910 21853 24505 24650 25215 25350 26650 27183 28275 28577 28730 29406 29725 30914 32045 33150 34645 34850 35670 36975 38454 39975 40426 41574 42025 43095 43706 45305 46371 48749 49010 50430 52275 54366 56550 57154 59450 60639 64090 65559 69290 71825 73515 73950 77285 79950 83317 84050 85731 86190 89175 90610 92742 96135 97498 101065 103935 104550 109265 117793 121278 122525 126075 131118 135915 142885 143650 146247 147030 154570 160225 166634 171462 173225 178350 192270 200941 202130 207870 215475 218530 226525 231855 235586 243745 245050 249951 252150 262769 271830 284089 285770 292494 303195 320450 327795 346450 353379 367575 371501 386425 401882 416585 428655 430950 453050 463710 480675 487490 499902 505325 519675 525538 546325 568178 588965 602823 606390 633737 655590 679575 706758 714425 731235 735150 743002 772850 788307 828733 833170 852267 857310 961350 1004705 1010650 1039350 1092650 1114503 1159275 1177930 1205646 1218725 1249755 1267474 1313845 1359150 1420445 1428850 1462470 1515975 1576614 1638975 1657466 1704534 1766895 1857505 1901211 2009410 2082925 2143275 2229006 2318550 2437450 2486199 2499510 2627690 2840890 2944825 3014115 3031950 3168685 3277950 3415997 3533790 3656175 3715010 3802422 3941535 4143665 4165850 4261335 4286550 4829513 4972398 5023525 5572515 5889650 6028230 6248775 6337370 6569225 6831994 7102225 7312350 7883070 8238581 8287330 8522670 8834475 9287525 9506055 9659026 10047050 10247991 10773529 11145030 12430995 12497550 13138450 14204450 14488539 15070575 15843425 16477162 17079985 17668950 18575050 19012110 19707675 20495982 20718325 21306675 21547058 24147565 24715743 24861990 27862575 28977078 30141150 31686850 32320587 34159970 39415350 41192905 41436650 42613350 47530275 48295130 49431486 51239955 53867645 55725150 62154975 64641174 72442695 82385810 85399925 95060550 102479910 107735290 120737825 123578715 124309950 140055877 144885390 161602935 170799850 205964525 241475650 247157430 256199775 269338225 280111754 323205870 362213475 411929050 420167631 512399550 538676450 617893575 700279385 724426950 808014675 840335262 1235787150 1400558770 1616029350 2100838155 3501396925 4201676310 7002793850 10504190775 21008381550
- Sum of all divisors σ(n): 63339271920
- Sum of proper divisors (its aliquot sum) s(n): 42330890370
- 21008381550 is an abundant number, because the sum of its proper divisors (42330890370) is greater than itself. Its abundance is 21322508820
Bases of 21008381550
- Binary: 100111001000011001001110110011011102
- Hexadecimal: 0x4E432766E
- Base-36: 9NFUIY6
Squares and roots of 21008381550
- 21008381550 squared (210083815502) is 441352095350380402500
- 21008381550 cubed (210083815503) is 9272093217012772433362573875000
-
The
square root of 21008381550 is 144942.6836718569 -
The
cube root of 21008381550 is 2759.2911761459
Scales and comparisons
How big is 21008381550?- 21,008,381,550 seconds is equal to 668 years, 13 hours, 32 minutes, 30 seconds.
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To count from 1 to 21,008,381,550 would take you about one thousand, three hundred thirty-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 21008381550 cubic inches would be around 229.9 feet tall.
Recreational maths with 21008381550
- 21008381550 backwards is 05518380012
- The number of decimal digits it has is: 11
- The sum of 21008381550's digits is 33
- More coming soon!
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The information we have on file for 21008381550 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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