21064155840
21,064,155,840 is an even composite number composed of seven prime numbers multiplied together.
21064155840 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of eight hundred ninety-six divisors.
Prime factorization of 21064155840:
26 × 33 × 5 × 7 × 13 × 73 × 367
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 13 × 73 × 367)See below for interesting mathematical facts about the number 21064155840 from the Numbermatics database.
Names of 21064155840
- Cardinal: 21064155840 can be written as Twenty-one billion, sixty-four million, one hundred fifty-five thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.106415584 × 1010
Factors of 21064155840
Divisors of 21064155840
- Number of divisors d(n): 896
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 27 28 30 32 35 36 39 40 42 45 48 52 54 56 60 63 64 65 70 72 73 78 80 84 90 91 96 104 105 108 112 117 120 126 130 135 140 144 146 156 160 168 180 182 189 192 195 208 210 216 219 224 234 240 252 260 270 273 280 288 292 312 315 320 336 351 360 364 365 367 378 390 416 420 432 438 448 455 468 480 504 511 520 540 546 560 576 584 585 624 630 657 672 702 720 728 730 734 756 780 819 832 840 864 876 910 936 945 949 960 1008 1022 1040 1080 1092 1095 1101 1120 1168 1170 1248 1260 1314 1344 1365 1404 1440 1456 1460 1468 1512 1533 1560 1638 1680 1728 1752 1755 1820 1835 1872 1890 1898 1971 2016 2044 2080 2160 2184 2190 2202 2240 2336 2340 2457 2496 2520 2555 2569 2628 2730 2808 2847 2880 2912 2920 2936 3024 3066 3120 3276 3285 3303 3360 3504 3510 3640 3670 3744 3780 3796 3942 4032 4088 4095 4160 4320 4368 4380 4404 4599 4672 4680 4745 4771 4914 5040 5110 5138 5256 5460 5505 5616 5694 5824 5840 5872 6048 6132 6240 6552 6570 6606 6643 6720 7008 7020 7280 7340 7488 7560 7592 7665 7707 7884 8176 8190 8541 8640 8736 8760 8808 9198 9360 9490 9542 9828 9855 9909 10080 10220 10276 10512 10920 11010 11232 11388 11680 11744 12096 12264 12285 12480 12845 13104 13140 13212 13286 13797 14016 14040 14235 14313 14560 14680 15120 15184 15330 15414 15768 16352 16380 16515 17082 17472 17520 17616 18396 18720 18980 19084 19656 19710 19818 19929 20160 20440 20552 21024 21840 22020 22464 22776 22995 23121 23360 23488 23855 24528 24570 25623 25690 26208 26280 26424 26572 26791 27594 28080 28470 28626 29120 29360 30240 30368 30660 30828 31536 32704 32760 33030 33215 33397 34164 35040 35232 36792 37440 37960 38168 38535 39312 39420 39636 39858 40880 41104 42048 42705 42939 43680 44040 45552 45990 46242 47710 49056 49140 49545 51246 51380 52416 52560 52848 53144 53582 55188 56160 56940 57252 58720 59787 60480 60736 61320 61656 63072 65520 66060 66430 66794 68328 68985 69363 70080 70464 71565 73584 75920 76336 77070 78624 78840 79272 79716 80373 81760 82208 85410 85878 87360 88080 91104 91980 92484 95420 98112 98280 99090 99645 100191 102492 102760 105120 105696 106288 107164 110376 112320 113880 114504 115605 117440 119574 122640 123312 126144 128115 128817 131040 132120 132860 133588 133955 136656 137970 138726 143130 147168 151840 152672 154140 157248 157680 158544 159432 160746 163520 164416 166985 170820 171756 176160 179361 182208 183960 184968 187537 190840 196560 198180 199290 200382 204984 205520 210240 211392 212576 214328 214695 220752 227760 229008 231210 239148 241119 245280 246624 256230 257634 262080 264240 265720 267176 267910 273312 275940 277452 286260 294336 298935 300573 303680 305344 308280 315360 317088 318864 321492 333970 341640 343512 346815 348283 352320 358722 367920 369936 375074 381680 393120 396360 398580 400764 401865 409968 411040 425152 428656 429390 441504 455520 458016 462420 478296 482238 490560 493248 500955 512460 515268 528480 531440 534352 535820 546624 551880 554904 562611 572520 597870 601146 616560 630720 634176 637728 642984 644085 667940 683280 687024 693630 696566 717444 723357 735840 739872 750148 763360 786240 792720 797160 801528 803730 819936 822080 857312 858780 883008 896805 901719 911040 916032 924840 937685 956592 964476 1001910 1024920 1030536 1044849 1056960 1062880 1068704 1071640 1103760 1109808 1125222 1145040 1195740 1202292 1205595 1233120 1275456 1285968 1288170 1335880 1366560 1374048 1387260 1393132 1434888 1446714 1471680 1479744 1500296 1502865 1526720 1585440 1594320 1603056 1607460 1639872 1687833 1714624 1717560 1741415 1793610 1803438 1849680 1875370 1913184 1928952 2003820 2049840 2061072 2089698 2125760 2137408 2143280 2207520 2219616 2250444 2290080 2391480 2404584 2411190 2437981 2466240 2571936 2576340 2671760 2733120 2748096 2774520 2786264 2813055 2869776 2893428 3000592 3005730 3134547 3170880 3188640 3206112 3214920 3375666 3435120 3482830 3587220 3606876 3616785 3699360 3750740 3826368 3857904 4007640 4099680 4122144 4179396 4286560 4415040 4439232 4500888 4508595 4580160 4782960 4809168 4822380 4875962 5063499 5143872 5152680 5224245 5343520 5549040 5572528 5626110 5739552 5786856 6001184 6011460 6269094 6377280 6412224 6429840 6751332 6870240 6965660 7174440 7213752 7233570 7313943 7398720 7501480 7715808 8015280 8199360 8244288 8358792 8439165 8573120 9001776 9017190 9403641 9565920 9618336 9644760 9751924 10126998 10305360 10448490 10687040 11098080 11145056 11252220 11479104 11573712 12002368 12022920 12189905 12538188 12859680 13502664 13740480 13931320 14348880 14427504 14467140 14627886 15002960 15431616 15672735 16030560 16717584 16878330 18003552 18034380 18807282 19131840 19236672 19289520 19503848 20253996 20610720 20896980 21941829 22196160 22290112 22504440 23147424 24045840 24379810 25076376 25317495 25719360 27005328 27862640 28697760 28855008 28934280 29255772 30005920 31345470 32061120 33435168 33756660 36007104 36068760 36569715 37614564 38579040 39007696 40507992 41221440 41793960 43883658 45008880 46294848 47018205 48091680 48759620 50152752 50634990 54010656 55725280 57395520 57710016 57868560 58511544 60011840 62690940 65825487 66870336 67513320 72137520 73139430 75229128 77158080 78015392 81015984 83587920 87767316 90017760 94036410 96183360 97519240 100305504 101269980 108021312 109709145 111450560 115737120 117023088 125381880 131650974 135026640 144275040 146278860 150458256 156030784 162031968 167175840 175534632 180035520 188072820 195038480 200611008 202539960 219418290 231474240 234046176 250763760 263301948 270053280 288550080 292557720 300916512 324063936 329127435 334351680 351069264 376145640 390076960 405079920 438836580 468092352 501527520 526603896 540106560 585115440 601833024 658254870 702138528 752291280 780153920 810159840 877673160 1003055040 1053207792 1170230880 1316509740 1404277056 1504582560 1620319680 1755346320 2106415584 2340461760 2633019480 3009165120 3510692640 4212831168 5266038960 7021385280 10532077920 21064155840
- Sum of all divisors σ(n): 92963512320
- Sum of proper divisors (its aliquot sum) s(n): 71899356480
- 21064155840 is an abundant number, because the sum of its proper divisors (71899356480) is greater than itself. Its abundance is 50835200640
Bases of 21064155840
- Binary: 100111001111000010110000010110000002
- Hexadecimal: 0x4E78582C0
- Base-36: 9OD1YO0
Squares and roots of 21064155840
- 21064155840 squared (210641558402) is 443698661251806105600
- 21064155840 cubed (210641558403) is 9346137746607413289821896704000
-
The
square root of 21064155840 is 145134.9573328219 -
The
cube root of 21064155840 is 2761.7308613789
Scales and comparisons
How big is 21064155840?- 21,064,155,840 seconds is equal to 669 years, 40 weeks, 2 days, 2 hours, 24 minutes.
-
To count from 1 to 21,064,155,840 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 21064155840 cubic inches would be around 230.1 feet tall.
Recreational maths with 21064155840
- 21064155840 backwards is 04855146012
- 21064155840 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21064155840's digits is 36
- More coming soon!
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The information we have on file for 21064155840 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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