16421123286720

Names of 16421123286720

• Cardinal: 16421123286720 can be written as Sixteen trillion, four hundred twenty-one billion, one hundred twenty-three million, two hundred eighty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.642112328672 × 10¹³

Factors of 16421123286720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 13230

Divisors of 16421123286720

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 127 135 144 160 162 180 192 216 240 243 254 270 288 320 324 360 381 405 432 480 486 508 540 576 635 648 720 762 810 864 960 972 1016 1080 1143 1215 1270 1296 1440 1524 1620 1728 1905 1944 2032 2160 2286 2430 2540 2592 2880 3048 3240 3429 3810 3888 4064 4320 4572 4860 5080 5184 5715 6096 6480 6858 7620 7776 8128 8640 9144 9720 10160 10287 11430 12192 12960 13093 13716 15240 15552 16129 17145 18288 19440 20320 20574 22860 24384 25920 26186 27432 30480 30861 32258 34290 36576 38880 39279 40640 41148 45720 48387 51435 52372 54864 60960 61722 64516 65465 68580 73152 77760 78558 80645 82296 91440 96774 102870 104744 109728 117837 121920 123444 129032 130930 137160 145161 154305 157116 161290 164592 182880 193548 196395 205740 209488 219456 235674 241935 246888 258064 261860 274320 290322 308610 314232 322580 329184 353511 365760 387096 392790 411480 418976 435483 471348 483870 493776 516128 523720 548640 580644 589185 617220 628464 645160 658368 707022 725805 774192 785580 822960 837952 870966 942696 967740 987552 1032256 1047440 1060533 1097280 1161288 1178370 1234440 1256928 1290320 1306449 1414044 1451610 1548384 1571160 1645920 1662811 1741932 1767555 1885392 1935480 1975104 2094880 2121066 2177415 2322576 2356740 2468880 2513856 2580640 2612898 2828088 2903220 3096768 3142320 3181599 3291840 3325622 3483864 3535110 3770784 3870960 3919347 4189760 4242132 4354830 4645152 4713480 4937760 4988433 5161280 5225796 5302665 5656176 5806440 6284640 6363198 6532245 6651244 6967728 7070220 7541568 7741920 7838694 8314055 8484264 8709660 9290304 9426960 9875520 9976866 10451592 10605330 11312352 11612880 12569280 12726396 13064490 13302488 13935456 14140440 14965299 15483840 15677388 15907995 16628110 16968528 17419320 18853920 19596735 19953732 20903184 21210660 22624704 23225760 24942165 25452792 26128980 26604976 27870912 28280880 29930598 31354776 31815990 33256220 33937056 34838640 37707840 39193470 39907464 41806368 42421320 44895897 46451520 49884330 50905584 52257960 53209952 56561760 59861196 62709552 63631980 66512440 67874112 69677280 74826495 78386940 79814928 83612736 84842640 89791794 99768660 101811168 104515920 106419904 113123520 119722392 125419104 127263960 133024880 134687691 139354560 149652990 156773880 159629856 169685280 179583588 199537320 203622336 209031840 211176997 224479485 239444784 250838208 254527920 266049760 269375382 299305980 313547760 319259712 339370560 359167176 399074640 404063073 418063680 422353994 448958970 478889568 509055840 532099520 538750764 598611960 627095520 633530991 673438455 718334352 798149280 808126146 844707988 897917940 957779136 1018111680 1055884985 1077501528 1197223920 1254191040 1267061982 1346876910 1436668704 1596298560 1616252292 1689415976 1795835880 1900592973 2020315365 2111769970 2155003056 2394447840 2534123964 2693753820 2873337408 3167654955 3232504584 3378831952 3591671760 3801185946 4040630730 4223539940 4310006112 4788895680 5068247928 5387507640 5701778919 6335309910 6465009168 6757663904 7183343520 7602371892 8081261460 8447079880 8620012224 9502964865 10136495856 10775015280 11403557838 12670619820 12930018336 13515327808 14366687040 15204743784 16162522920 16894159760 17105336757 19005929730 20272991712 21550030560 22807115676 25341239640 25860036672 28508894595 30409487568 32325045840 33788319520 34210673514 38011859460 40545983424 43100061120 45614231352 50682479280 51316010271 57017789190 60818975136 64650091680 67576639040 68421347028 76023718920 85526683785 91228462704 101364958560 102632020542 114035578380 121637950272 129300183360 136842694056 152047437840 171053367570 182456925408 202729917120 205264041084 228071156760 256580051355 273685388112 304094875680 342106735140 364913850816 410528082168 456142313520 513160102710 547370776224 608189751360 684213470280 821056164336 912284627040 1026320205420 1094741552448 1368426940560 1642112328672 1824569254080 2052640410840 2736853881120 3284224657344 4105280821680 5473707762240 8210561643360 16421123286720
• Sum of all divisors σ(n): 59043092616144
• Sum of proper divisors (its aliquot sum) s(n): 42621969329424
• 16421123286720 is an abundant number, because the sum of its proper divisors (42621969329424) is greater than itself. Its abundance is 26200846042704

Bases of 16421123286720

• Binary: 11101110111101010111001110000110011011000000₂
• Hexadecimal: 0xEEF573866C0
• Base-36: 5TJRCTO00

Squares and roots of 16421123286720

• 16421123286720 squared (16421123286720²) is 269653289997657855328358400
• 16421123286720 cubed (16421123286720³) is 4428009919721200662391638954230120448000
• The square root of 16421123286720 is 4052298.5189543971
• The cube root of 16421123286720 is 25417.5851558109

Scales and comparisons

• 16,421,123,286,720 seconds is equal to 522,140 years, 48 weeks, 1 day, 7 hours, 12 minutes.
• To count from 1 to 16,421,123,286,720 would take you about one million, three hundred five thousand, three hundred fifty-two 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 16421123286720 cubic inches would be around 2118.1 feet tall.

Recreational maths with 16421123286720

• 16421123286720 backwards is 02768232112461
• 16421123286720 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 16421123286720's digits is 45
• More coming soon!