21071575998
21,071,575,998 is an even composite number composed of seven prime numbers multiplied together.
21071575998 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21071575998:
2 × 32 × 11 × 312 × 37 × 41 × 73
(2 × 3 × 3 × 11 × 31 × 31 × 37 × 41 × 73)See below for interesting mathematical facts about the number 21071575998 from the Numbermatics database.
Names of 21071575998
- Cardinal: 21071575998 can be written as Twenty-one billion, seventy-one million, five hundred seventy-five thousand, nine hundred ninety-eight.
Scientific notation
- Scientific notation: 2.1071575998 × 1010
Factors of 21071575998
Divisors of 21071575998
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 6 9 11 18 22 31 33 37 41 62 66 73 74 82 93 99 111 123 146 186 198 219 222 246 279 333 341 369 407 438 451 558 657 666 682 738 803 814 902 961 1023 1147 1221 1271 1314 1353 1517 1606 1922 2046 2263 2294 2409 2442 2542 2701 2706 2883 2993 3034 3069 3441 3663 3813 4059 4526 4551 4818 5402 5766 5986 6138 6789 6882 7227 7326 7626 8103 8118 8649 8979 9102 10323 10571 11439 12617 13578 13653 13981 14454 16206 16687 17298 17958 20367 20646 21142 22878 24309 24893 25234 26937 27306 27962 29711 31713 32923 33374 35557 37851 39401 40734 41943 47027 48618 49786 50061 53874 59422 63426 65846 70153 71114 74679 75702 78802 83731 83886 89133 92783 94054 95139 98769 100122 106671 110741 113553 118203 125829 140306 141081 149358 150183 167462 178266 185566 190278 197538 210459 213342 221482 224037 227106 236406 251193 251658 267399 278349 282162 296307 300366 320013 332223 354609 391127 420918 423243 433411 448074 502386 517297 534798 556698 592614 631377 640026 664446 709218 753579 771683 782254 835047 846486 866822 921041 996669 1020613 1034594 1173381 1218151 1262754 1300233 1457837 1507158 1543366 1551891 1670094 1842082 1993338 2041226 2315049 2346762 2436302 2595661 2600466 2763123 2876273 2915674 3061839 3103782 3432971 3520143 3654453 3900699 4373511 4630098 4655673 5191322 5526246 5752546 6123678 6865942 6945147 7040286 7308906 7786983 7801398 8289369 8628819 8747022 9185517 9311346 10298913 10963359 13120533 13890294 15573966 16036207 16578738 17257638 18371034 20597826 21926718 23360949 25886457 26241066 28552271 30896739 31639003 32072414 37762681 46721898 48108621 51772914 57104542 61793478 63278006 75525362 85656813 94917009 96217242 106422101 113288043 144325863 171313626 189834018 212844202 226576086 256970439 284751027 288651726 319266303 339864129 513940878 569502054 638532606 679728258 957798909 1170643111 1915597818 2341286222 3511929333 7023858666 10535787999 21071575998
- Sum of all divisors σ(n): 54885763296
- Sum of proper divisors (its aliquot sum) s(n): 33814187298
- 21071575998 is an abundant number, because the sum of its proper divisors (33814187298) is greater than itself. Its abundance is 12742611300
Bases of 21071575998
- Binary: 100111001111111011010111011101111102
- Hexadecimal: 0x4E7F6BBBE
- Base-36: 9OHH03I
Squares and roots of 21071575998
- 21071575998 squared (210715759982) is 444011315039489696004
- 21071575998 cubed (210715759983) is 9356018168826527500486202911992
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The
square root of 21071575998 is 145160.5180412359 -
The
cube root of 21071575998 is 2762.0551100491
Scales and comparisons
How big is 21071575998?- 21,071,575,998 seconds is equal to 670 years, 3 days, 23 hours, 33 minutes, 18 seconds.
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To count from 1 to 21,071,575,998 would take you about one thousand, three hundred forty 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 21071575998 cubic inches would be around 230.2 feet tall.
Recreational maths with 21071575998
- 21071575998 backwards is 89957517012
- The number of decimal digits it has is: 11
- The sum of 21071575998's digits is 54
- More coming soon!
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