21071017440
21,071,017,440 is an even composite number composed of seven prime numbers multiplied together.
21071017440 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of eight hundred sixty-four divisors.
Prime factorization of 21071017440:
25 × 32 × 5 × 112 × 31 × 47 × 83
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 11 × 11 × 31 × 47 × 83)See below for interesting mathematical facts about the number 21071017440 from the Numbermatics database.
Names of 21071017440
- Cardinal: 21071017440 can be written as Twenty-one billion, seventy-one million, seventeen thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.107101744 × 1010
Factors of 21071017440
Divisors of 21071017440
- Number of divisors d(n): 864
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 31 32 33 36 40 44 45 47 48 55 60 62 66 72 80 83 88 90 93 94 96 99 110 120 121 124 132 141 144 155 160 165 166 176 180 186 188 198 220 235 240 242 248 249 264 279 282 288 310 330 332 341 352 360 363 372 376 396 415 423 440 465 470 480 484 495 496 498 517 528 558 564 605 620 660 664 682 705 720 726 744 747 752 792 830 846 880 913 930 940 968 990 992 996 1023 1034 1056 1089 1116 1128 1210 1240 1245 1320 1328 1364 1395 1410 1440 1452 1457 1488 1494 1504 1551 1584 1660 1692 1705 1760 1815 1826 1860 1880 1936 1980 1992 2046 2068 2115 2178 2232 2256 2420 2480 2490 2573 2585 2640 2656 2728 2739 2790 2820 2904 2914 2976 2988 3069 3102 3168 3320 3384 3410 3630 3652 3720 3735 3751 3760 3872 3901 3960 3984 4092 4136 4230 4356 4371 4464 4512 4565 4653 4840 4960 4980 5115 5146 5170 5280 5445 5456 5478 5580 5640 5687 5808 5828 5976 6138 6204 6640 6768 6820 7260 7285 7304 7440 7470 7502 7520 7719 7755 7802 7920 7968 8184 8217 8272 8460 8712 8742 8928 9130 9306 9680 9960 10043 10230 10292 10340 10890 10912 10956 11160 11253 11280 11374 11616 11656 11703 11952 12276 12408 12865 13113 13280 13536 13640 13695 14520 14570 14608 14880 14940 15004 15345 15438 15510 15604 15840 16027 16368 16434 16544 16920 17061 17424 17484 18260 18612 18755 19360 19505 19920 20086 20460 20584 20680 21780 21855 21912 22320 22506 22560 22748 23157 23265 23312 23406 23904 24552 24816 25730 26226 27280 27390 28303 28435 29040 29140 29216 29880 30008 30129 30690 30876 31020 31208 32054 32736 32868 33759 33840 34122 34848 34968 35109 36520 37224 37510 38595 39010 39840 40172 40920 41085 41168 41360 42911 43560 43710 43824 44640 45012 45496 46314 46530 46624 46812 48081 49104 49632 50215 51183 51460 52452 54560 54780 56265 56606 56870 58080 58280 58515 59760 60016 60258 61380 61752 62040 62416 64108 65565 65736 67518 67680 68244 69936 70218 73040 74448 75020 77190 78020 80135 80344 81840 82170 82336 82720 84909 85305 85822 87120 87420 87648 90024 90387 90992 92628 93060 93624 96162 98208 100430 102366 102920 104904 109560 112530 113212 113740 115785 116560 117030 119520 120032 120516 120931 122760 123504 124080 124832 128216 128733 131130 131472 135036 136488 139872 140436 141515 144243 146080 148896 150040 150645 154380 156040 160270 160688 163680 164340 168795 169818 170610 171644 174240 174840 175545 176297 180048 180774 181984 185256 186120 187248 192324 200860 204732 205840 209808 214555 219120 225060 226424 227480 231570 233120 234060 240405 241032 241862 245520 247008 248160 254727 255915 256432 257466 262260 262944 270072 272976 280872 283030 288486 300080 301290 308760 311333 312080 320540 321376 328680 337590 339636 341220 343288 349680 351090 352594 360096 361548 362793 370512 372240 374496 384648 386199 401720 409464 411680 419616 424545 429110 438240 450120 451935 452848 454960 463140 468120 472021 480810 482064 483724 491040 509454 511830 512864 514932 524520 528891 540144 545952 561744 566060 576972 600160 602580 604655 617520 622666 624160 641080 643665 657360 675180 679272 682440 686576 699360 702180 705188 721215 723096 725586 741024 744480 769296 772398 803440 818928 849090 858220 881485 900240 903870 905696 909920 926280 933999 936240 944042 961620 964128 967448 1018908 1023660 1029864 1049040 1057782 1080288 1088379 1123488 1132120 1153944 1205160 1209310 1235040 1245332 1273635 1282160 1287330 1314720 1330241 1350360 1358544 1364880 1373152 1404360 1410376 1416063 1442430 1446192 1451172 1538592 1544796 1556665 1586673 1606880 1637856 1698180 1716440 1762970 1800480 1807740 1813965 1852560 1867998 1872480 1888084 1923240 1930995 1934896 2037816 2047320 2059728 2098080 2115564 2176758 2264240 2307888 2360105 2410320 2418620 2490664 2547270 2564320 2574660 2644455 2660482 2700720 2717088 2729760 2801997 2808720 2820752 2832126 2884860 2892384 2902344 3089592 3113330 3173346 3396360 3432880 3525940 3615480 3627930 3705120 3735996 3776168 3846480 3861990 3869792 3990723 4075632 4094640 4119456 4231128 4248189 4353516 4528480 4615776 4669995 4720210 4820640 4837240 4981328 5094540 5149320 5288910 5320964 5401440 5441895 5603994 5617440 5641504 5664252 5769720 5804688 6179184 6226660 6346692 6651205 6792720 6865760 7051880 7080315 7230960 7255860 7471992 7552336 7692960 7723980 7933365 7981446 8151264 8189280 8462256 8496378 8707032 9339990 9440420 9674480 9962656 10189080 10298640 10577820 10641928 10883790 11207988 11328504 11539440 11609376 11972169 12358368 12453320 12693384 13302410 13585440 14009985 14103760 14160630 14461920 14511720 14632651 14943984 15104672 15447960 15866730 15962892 16924512 16992756 17414064 18679980 18880840 19348960 19953615 20378160 20597280 21155640 21240945 21283856 21767580 22415976 22657008 23078880 23944338 24906640 25386768 26604820 28019970 28207520 28321260 29023440 29265302 29887968 30895920 31733460 31925784 33985512 34828128 37359960 37761680 39907230 40756320 42311280 42481890 42567712 43535160 43897953 44831952 45314016 47888676 49813280 50773536 53209640 56039940 56642520 58046880 58530604 59860845 61791840 63466920 63851568 67971024 73163255 74719920 75523360 79814460 84622560 84963780 87070320 87795906 89663904 95777352 106419280 112079880 113285040 117061208 119721690 126933840 127703136 131693859 135942048 146326510 149439840 159628920 169927560 174140640 175591812 191554704 212838560 219489765 224159760 226570080 234122416 239443380 253867680 263387718 292653020 319257840 339855120 351183624 383109408 438979530 448319520 468244832 478886760 526775436 585306040 638515680 658469295 679710240 702367248 877959060 957773520 1053550872 1170612080 1316938590 1404734496 1755918120 1915547040 2107101744 2341224160 2633877180 3511836240 4214203488 5267754360 7023672480 10535508720 21071017440
- Sum of all divisors σ(n): 84325183488
- Sum of proper divisors (its aliquot sum) s(n): 63254166048
- 21071017440 is an abundant number, because the sum of its proper divisors (63254166048) is greater than itself. Its abundance is 42183148608
Bases of 21071017440
- Binary: 100111001111110111000110101111000002
- Hexadecimal: 0x4E7EE35E0
- Base-36: 9OH5140
Squares and roots of 21071017440
- 21071017440 squared (210710174402) is 443987775956784153600
- 21071017440 cubed (210710174403) is 9355274170332211586821238784000
-
The
square root of 21071017440 is 145158.5940962505 -
The
cube root of 21071017440 is 2762.0307046349
Scales and comparisons
How big is 21071017440?- 21,071,017,440 seconds is equal to 669 years, 51 weeks, 4 days, 12 hours, 24 minutes.
-
To count from 1 to 21,071,017,440 would take you about one thousand, three hundred thirty-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 21071017440 cubic inches would be around 230.2 feet tall.
Recreational maths with 21071017440
- 21071017440 backwards is 04471017012
- The number of decimal digits it has is: 11
- The sum of 21071017440's digits is 27
- More coming soon!
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The information we have on file for 21071017440 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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