21369472398400

Names of 21369472398400

• Cardinal: 21369472398400 can be written as Twenty-one trillion, three hundred sixty-nine billion, four hundred seventy-two million, three hundred ninety-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.13694723984 × 10¹³

Factors of 21369472398400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 844

Divisors of 21369472398400

• Number of divisors d(n): 840
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 25 28 32 35 38 40 49 50 56 64 70 76 80 95 98 100 112 133 140 152 160 175 190 196 200 224 245 266 280 304 320 343 350 361 380 392 400 448 475 490 532 560 608 665 686 700 722 760 784 800 811 931 950 980 1064 1120 1216 1225 1330 1372 1400 1444 1520 1568 1600 1622 1715 1805 1862 1900 1960 2128 2240 2401 2450 2527 2660 2744 2800 2888 3040 3136 3244 3325 3430 3610 3724 3800 3920 4055 4256 4655 4802 4900 5054 5320 5488 5600 5677 5776 6080 6488 6517 6650 6859 6860 7220 7448 7600 7840 8110 8512 8575 9025 9310 9604 9800 10108 10640 10976 11200 11354 11552 12005 12635 12976 13034 13300 13718 13720 14440 14896 15200 15409 15680 16220 17150 17689 18050 18620 19208 19600 20216 20275 21280 21952 22708 23104 23275 24010 25270 25952 26068 26600 27436 27440 28385 28880 29792 30400 30818 32440 32585 34295 34300 35378 36100 37240 38416 39200 39739 40432 40550 42560 45416 45619 46550 48013 48020 50540 51904 52136 53200 54872 54880 56770 57760 59584 60025 61636 63175 64880 65170 68590 68600 70756 72200 74480 76832 77045 78400 79478 80864 81100 88445 90832 91238 93100 96026 96040 101080 104272 106400 107863 109744 109760 113540 115520 120050 123272 123823 126350 129760 130340 137180 137200 141512 141925 144400 148960 153664 154090 158956 161728 162200 162925 171475 176890 181664 182476 186200 192052 192080 198695 202160 208544 212800 215726 219488 227080 228095 240065 240100 246544 247646 252700 259520 260680 274360 274400 278173 283024 283850 288800 292771 297920 308180 317912 324400 325850 336091 342950 353780 363328 364952 372400 384104 384160 385225 397390 404320 417088 431452 438976 442225 454160 456190 480130 480200 493088 495292 505400 521360 539315 548720 548800 556346 566048 567700 577600 585542 616360 619115 635824 648800 651700 672182 685900 707560 729904 744800 755041 768208 768320 770450 794780 808640 862904 866761 884450 908320 912380 960260 960400 986176 990584 993475 1010800 1042720 1078630 1097440 1112692 1132096 1135400 1140475 1171084 1200325 1232720 1238230 1271648 1297600 1303400 1344364 1371800 1390865 1415120 1459808 1463855 1489600 1510082 1536416 1540900 1589560 1680455 1725808 1733522 1768900 1816640 1824760 1920520 1920800 1947211 1981168 1986950 2021600 2049397 2085440 2157260 2194880 2225384 2270800 2280950 2342168 2352637 2400650 2465440 2476460 2543296 2606800 2688728 2696575 2743600 2781730 2830240 2919616 2927710 3020164 3072832 3081800 3095575 3179120 3360910 3451616 3467044 3537800 3649520 3775205 3841040 3841600 3894422 3962336 3973900 4043200 4098794 4314520 4333805 4450768 4541600 4561900 4684336 4705274 4801300 4930880 4952920 5213600 5285287 5377456 5393150 5487200 5562649 5563460 5660480 5855420 6040328 6163600 6191150 6358240 6721820 6903232 6934088 6954325 7075600 7299040 7319275 7550410 7682080 7788844 7924672 7947800 8197588 8402275 8629040 8667610 8901536 9083200 9123800 9368672 9410548 9602600 9736055 9905840 10246985 10427200 10570574 10754912 10786300 10974400 11125298 11126920 11710840 11763185 12080656 12327200 12382300 12716480 13443640 13868176 13908650 14151200 14345779 14598080 14638550 15100820 15364160 15577688 15895600 16395176 16468459 16804550 17258080 17335220 17803072 18247600 18737344 18821096 18876025 19205200 19472110 19811680 20493970 21141148 21509824 21572600 21669025 22250596 22253840 23421680 23526370 24161312 24654400 24764600 26426435 26887280 27736352 27813245 27817300 28302400 28691558 29277100 30201640 31155376 31791200 32790352 32936918 33609100 34516160 34670440 36495200 36997009 37642192 37752050 38410400 38938543 38944220 39623360 40987940 42282296 43145200 43338050 44501192 44507680 46843360 47052740 48322624 48680275 49529200 51234925 52852870 53774560 55472704 55626490 55634600 57383116 58554200 58815925 60403280 62310752 63582400 65580704 65873836 67218200 69340880 71728895 72990400 73994018 75284384 75504100 76820800 77877086 77888440 81975880 82342295 84564592 86290400 86676100 89002384 89015360 93686720 94105480 97360550 99058400 100420453 102469850 105705740 107549120 111252980 111269200 114766232 117108400 117631850 120806560 124621504 131161408 131747672 132132175 134436400 138681760 139066225 143457790 147988036 150568768 151008200 155754172 155776880 163951760 164684590 169129184 172580800 173352200 178004768 184985045 188210960 194692715 194721100 198116800 200840906 204939700 211411480 222505960 222538400 229532464 234216800 235263700 241613120 263495344 264264350 268872800 272569801 277363520 278132450 286915580 295976072 302016400 311508344 311553760 327903520 329369180 338258368 346704400 356009536 358644475 369970090 376421920 389385430 389442200 401681812 409879400 411711475 422822960 445011920 445076800 459064928 468433600 470527400 502102265 526990688 528528700 537745600 545139602 556264900 573831160 591952144 604032800 623016688 623107520 655807040 658738360 693408800 702943171 717288950 739940180 752843840 778770860 778884400 803363624 819758800 823422950 845645920 890023840 918129856 924925225 941054800 973463575 1004204530 1053981376 1057057400 1090279204 1112529800 1147662320 1183904288 1208065600 1246033376 1317476720 1362849005 1386817600 1405886342 1434577900 1479880360 1557541720 1557768800 1606727248 1639517600 1646845900 1691291840 1780047680 1849850450 1882109600 1907988607 1946927150 2008409060 2114114800 2180558408 2225059600 2295324640 2367808576 2492066752 2510511325 2634953440 2725698010 2811772684 2869155800 2959760720 3115083440 3115537600 3213454496 3279035200 3293691800 3514715855 3699700900 3764219200 3815977214 3893854300 4016818120 4228229600 4361116816 4450119200 4590649280 5021022650 5269906880 5451396020 5623545368 5738311600 5919521440 6230166880 6426908992 6587383600 6814245025 7029431710 7399401800 7631954428 7787708600 8033636240 8456459200 8722233632 8900238400 9539943035 10042045300 10902792040 11247090736 11476623200 11839042880 12460333760 13174767200 13355920249 13628490050 14058863420 14798803600 15263908856 15575417200 16067272480 17444467264 17573579275 19079886070 20084090600 21805584080 22494181472 22953246400 26349534400 26711840498 27256980100 28117726840 29597607200 30527817712 31150834400 32134544960 35147158550 38159772140 40168181200 43611168160 44988362944 47699715175 53423680996 54513960200 56235453680 59195214400 61055635424 62301668800 66779601245 70294317100 76319544280 80336362400 87222336320 95399430350 106847361992 109027920400 112470907360 122111270848 133559202490 140588634200 152639088560 160672724800 190798860700 213694723984 218055840800 224941814720 267118404980 281177268400 305278177120 333898006225 381597721400 427389447968 436111681600 534236809960 562354536800 610556354240 667796012450 763195442800 854778895936 1068473619920 1124709073600 1335592024900 1526390885600 2136947239840 2671184049800 3052781771200 4273894479680 5342368099600 10684736199200 21369472398400
• Sum of all divisors σ(n): 64829566718560
• Sum of proper divisors (its aliquot sum) s(n): 43460094320160
• 21369472398400 is an abundant number, because the sum of its proper divisors (43460094320160) is greater than itself. Its abundance is 22090621921760

Bases of 21369472398400

• Binary: 100110110111101110111110011111011010001000000₂
• Hexadecimal: 0x136F77CFB440
• Base-36: 7KP004EV4

Squares and roots of 21369472398400

• 21369472398400 squared (21369472398400²) is 456654350585979448322560000
• 21369472398400 cubed (21369472398400³) is 9758462540456364686958605100027904000000
• The square root of 21369472398400 is 4622712.6666493127
• The cube root of 21369472398400 is 27750.1030316873

Scales and comparisons

• 21,369,472,398,400 seconds is equal to 679,483 years, 6 weeks, 2 days, 11 hours, 6 minutes, 40 seconds.
• To count from 1 to 21,369,472,398,400 would take you about one million, six hundred ninety-eight thousand, seven hundred seven 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 21369472398400 cubic inches would be around 2312.5 feet tall.

Recreational maths with 21369472398400

• 21369472398400 backwards is 00489327496312
• The number of decimal digits it has is: 14
• The sum of 21369472398400's digits is 58
• More coming soon!