21006812160
21,006,812,160 is an even composite number composed of four prime numbers multiplied together.
21006812160 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of four hundred forty divisors.
Prime factorization of 21006812160:
210 × 34 × 5 × 373
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 37 × 37 × 37)See below for interesting mathematical facts about the number 21006812160 from the Numbermatics database.
Names of 21006812160
- Cardinal: 21006812160 can be written as Twenty-one billion, six million, eight hundred twelve thousand, one hundred sixty.
Scientific notation
- Scientific notation: 2.100681216 × 1010
Factors of 21006812160
Divisors of 21006812160
- Number of divisors d(n): 440
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 37 40 45 48 54 60 64 72 74 80 81 90 96 108 111 120 128 135 144 148 160 162 180 185 192 216 222 240 256 270 288 296 320 324 333 360 370 384 405 432 444 480 512 540 555 576 592 640 648 666 720 740 768 810 864 888 960 999 1024 1080 1110 1152 1184 1280 1296 1332 1369 1440 1480 1536 1620 1665 1728 1776 1920 1998 2160 2220 2304 2368 2560 2592 2664 2738 2880 2960 2997 3072 3240 3330 3456 3552 3840 3996 4107 4320 4440 4608 4736 4995 5120 5184 5328 5476 5760 5920 5994 6480 6660 6845 6912 7104 7680 7992 8214 8640 8880 9216 9472 9990 10368 10656 10952 11520 11840 11988 12321 12960 13320 13690 13824 14208 14985 15360 15984 16428 17280 17760 18944 19980 20535 20736 21312 21904 23040 23680 23976 24642 25920 26640 27380 27648 28416 29970 31968 32856 34560 35520 36963 37888 39960 41070 41472 42624 43808 46080 47360 47952 49284 50653 51840 53280 54760 56832 59940 61605 63936 65712 69120 71040 73926 79920 82140 82944 85248 87616 94720 95904 98568 101306 103680 106560 109520 110889 113664 119880 123210 127872 131424 138240 142080 147852 151959 159840 164280 170496 175232 184815 189440 191808 197136 202612 207360 213120 219040 221778 239760 246420 253265 255744 262848 284160 295704 303918 319680 328560 340992 350464 369630 383616 394272 405224 414720 426240 438080 443556 455877 479520 492840 506530 511488 525696 554445 568320 591408 607836 639360 657120 700928 739260 759795 767232 788544 810448 852480 876160 887112 911754 959040 985680 1013060 1022976 1051392 1108890 1182816 1215672 1278720 1314240 1367631 1401856 1478520 1519590 1534464 1577088 1620896 1704960 1752320 1774224 1823508 1918080 1971360 2026120 2102784 2217780 2279385 2365632 2431344 2557440 2628480 2735262 2957040 3039180 3068928 3154176 3241792 3504640 3548448 3647016 3836160 3942720 4052240 4102893 4205568 4435560 4558770 4731264 4862688 5114880 5256960 5470524 5914080 6078360 6308352 6483584 6838155 7009280 7096896 7294032 7672320 7885440 8104480 8205786 8871120 9117540 9462528 9725376 10513920 10941048 11828160 12156720 12616704 12967168 13676310 14193792 14588064 15344640 15770880 16208960 16411572 17742240 18235080 18925056 19450752 20514465 21027840 21882096 23656320 24313440 25934336 27352620 28387584 29176128 31541760 32417920 32823144 35484480 36470160 37850112 38901504 41028930 43764192 47312640 48626880 51868672 54705240 56775168 58352256 63083520 64835840 65646288 70968960 72940320 77803008 82057860 87528384 94625280 97253760 109410480 113550336 116704512 129671680 131292576 141937920 145880640 155606016 164115720 175056768 189250560 194507520 218820960 233409024 259343360 262585152 283875840 291761280 328231440 350113536 389015040 437641920 466818048 525170304 567751680 583522560 656462880 700227072 778030080 875283840 1050340608 1167045120 1312925760 1400454144 1750567680 2100681216 2334090240 2625851520 3501135360 4201362432 5251703040 7002270720 10503406080 21006812160
- Sum of all divisors σ(n): 77367511320
- Sum of proper divisors (its aliquot sum) s(n): 56360699160
- 21006812160 is an abundant number, because the sum of its proper divisors (56360699160) is greater than itself. Its abundance is 35353887000
Bases of 21006812160
- Binary: 100111001000001101010000100000000002
- Hexadecimal: 0x4E41A8400
- Base-36: 9NEWW00
Squares and roots of 21006812160
- 21006812160 squared (210068121602) is 441286157125523865600
- 21006812160 cubed (210068121603) is 9270015411544125386256285696000
-
The
square root of 21006812160 is 144937.2697410849 -
The
cube root of 21006812160 is 2759.2224652871
Scales and comparisons
How big is 21006812160?- 21,006,812,160 seconds is equal to 667 years, 49 weeks, 3 days, 9 hours, 36 minutes.
-
To count from 1 to 21,006,812,160 would take you about one thousand, three hundred thirty-five 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 21006812160 cubic inches would be around 229.9 feet tall.
Recreational maths with 21006812160
- 21006812160 backwards is 06121860012
- 21006812160 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21006812160's digits is 27
- More coming soon!
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The information we have on file for 21006812160 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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