21409421043548160

Names of 21409421043548160

• Cardinal: 21409421043548160 can be written as Twenty-one quadrillion, four hundred nine trillion, four hundred twenty-one billion, forty-three million, five hundred forty-eight thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.140942104354816 × 10¹⁶

Factors of 21409421043548160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 18168

Divisors of 21409421043548160

• Number of divisors d(n): 1440
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 157 160 168 180 192 210 224 240 252 256 280 288 314 315 320 336 360 384 420 448 471 480 504 512 560 576 628 630 640 672 720 768 785 840 896 942 960 1008 1024 1099 1120 1152 1256 1260 1280 1344 1413 1440 1536 1570 1613 1680 1792 1884 1920 2016 2048 2198 2240 2304 2355 2512 2520 2560 2688 2826 2880 3072 3140 3226 3297 3360 3584 3768 3840 4032 4096 4396 4480 4608 4710 4839 5024 5040 5120 5376 5495 5652 5760 6144 6280 6452 6594 6720 7065 7168 7536 7680 8064 8065 8192 8792 8960 9216 9420 9678 9891 10048 10080 10240 10752 10990 11291 11304 11520 12288 12560 12904 13188 13440 14130 14336 14517 15072 15360 16128 16130 16381 16384 16485 17584 17920 18432 18840 19356 19782 20096 20160 20480 21504 21980 22582 22608 23040 24195 24576 25120 25808 26376 26880 28260 28672 29034 30144 30720 32256 32260 32762 32970 33873 35168 35840 36864 37680 38712 39564 40192 40320 40960 43008 43960 45164 45216 46080 48390 49143 49152 49455 50240 51616 52752 53760 56455 56520 57344 58068 60288 61440 64512 64520 65524 65940 67746 70336 71680 72585 73728 75360 77424 79128 80384 80640 81905 81920 86016 87920 90328 90432 92160 96780 98286 98910 100480 101619 103232 105504 107520 112910 113040 114667 114688 116136 120576 122880 129024 129040 131048 131880 135492 140672 143360 145170 147429 147456 150720 154848 158256 160768 161280 163810 169365 172032 175840 180656 180864 184320 193560 196572 197820 200960 203238 206464 211008 215040 225820 226080 229334 232272 241152 245715 245760 253241 258048 258080 262096 263760 270984 281344 286720 290340 294858 301440 309696 316512 321536 322560 327620 338730 344001 344064 351680 361312 361728 368640 387120 393144 395640 401920 406476 412928 422016 430080 451640 452160 458668 464544 482304 491430 506482 508095 516096 516160 524192 527520 541968 562688 573335 573440 580680 589716 602880 619392 633024 643072 645120 655240 677460 688002 703360 722624 723456 737145 737280 759723 774240 786288 791280 803840 812952 825856 844032 860160 903280 904320 917336 929088 964608 982860 1012964 1016190 1032003 1032192 1032320 1048384 1055040 1083936 1125376 1146670 1161360 1179432 1205760 1238784 1266048 1266205 1286144 1290240 1310480 1354920 1376004 1406720 1445248 1446912 1474290 1519446 1548480 1572576 1582560 1607680 1625904 1651712 1688064 1720005 1720320 1772687 1806560 1808640 1834672 1858176 1929216 1965720 2025928 2032380 2064006 2064640 2096768 2110080 2167872 2250752 2279169 2293340 2322720 2358864 2411520 2477568 2532096 2532410 2571817 2572288 2580480 2620960 2709840 2752008 2813440 2890496 2893824 2948580 3038892 3096960 3145152 3165120 3215360 3251808 3303424 3376128 3440010 3545374 3613120 3617280 3669344 3716352 3798615 3858432 3931440 4051856 4064760 4128012 4129280 4193536 4220160 4335744 4501504 4558338 4586680 4645440 4717728 4823040 4955136 5064192 5064820 5143634 5160015 5160960 5241920 5318061 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59470614009856 63718515010560 66904440761088 67966416011264 68182869565440 74338267512320 76462218012672 83630550951360 84958020014080 89205921014784 95577772515840 101949624016896 111507401268480 118941228019712 127437030021120 133808881522176 136365739130880 148676535024640 152924436025344 167261101902720 169916040028160 178411842029568 191155545031680 203899248033792 223014802536960 237882456039424 254874060042240 267617763044352 297353070049280 305848872050688 334522203805440 339832080056320 356823684059136 382311090063360 446029605073920 475764912078848 509748120084480 535235526088704 594706140098560 611697744101376 669044407610880 713647368118272 764622180126720 892059210147840 1019496240168960 1070471052177408 1189412280197120 1338088815221760 1427294736236544 1529244360253440 1784118420295680 2140942104354816 2378824560394240 2676177630443520 3058488720506880 3568236840591360 4281884208709632 5352355260887040 7136473681182720 10704710521774080 21409421043548160
• Sum of all divisors σ(n): 85417884201267072
• Sum of proper divisors (its aliquot sum) s(n): 64008463157718912
• 21409421043548160 is an abundant number, because the sum of its proper divisors (64008463157718912) is greater than itself. Its abundance is 42599042114170752

Bases of 21409421043548160

• Binary: 1001100000011111100000101001000001001011100000000000000₂
• Hexadecimal: 0x4C0FC14825C000
• Base-36: 5UT088YGHS0

Squares and roots of 21409421043548160

• 21409421043548160 squared (21409421043548160²) is 458363309419922784327162239385600
• 21409421043548160 cubed (21409421043548160³) is 9813293082285271413900722717833845284322410496000
• The square root of 21409421043548160 is 146319585.3040465667
• The cube root of 21409421043548160 is 277673.8452110409

Scales and comparisons

• 21,409,421,043,548,160 seconds is equal to 680,753,365 years, 25 weeks, 6 days, 1 hour, 36 minutes.
• To count from 1 to 21,409,421,043,548,160 would take you about two billion, forty-two million, two hundred sixty thousand and ninety-six 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 21409421043548160 cubic inches would be around 23139.5 feet tall.

Recreational maths with 21409421043548160

• 21409421043548160 backwards is 06184534012490412
• The number of decimal digits it has is: 17
• The sum of 21409421043548160's digits is 54
• More coming soon!