21222145036800

Names of 21222145036800

• Cardinal: 21222145036800 can be written as Twenty-one trillion, two hundred twenty-two billion, one hundred forty-five million, thirty-six thousand, eight hundred.

Scientific notation

• Scientific notation: 2.12221450368 × 10¹³

Factors of 21222145036800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 579

Divisors of 21222145036800

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 80 90 96 100 120 128 144 150 160 180 192 200 225 240 256 288 300 320 360 384 400 450 480 512 569 576 600 640 720 768 800 900 960 1138 1152 1200 1280 1440 1536 1600 1707 1800 1920 2276 2304 2400 2560 2845 2880 3200 3414 3600 3840 4552 4608 4800 5121 5690 5760 6400 6828 7200 7680 8535 9104 9600 10242 11380 11520 12800 13656 14225 14400 17070 18208 19200 20484 22760 23040 25605 27312 28450 28800 34140 36416 38400 40968 42675 45520 51210 54624 56900 57600 68280 72832 81936 85350 91040 102420 109248 113800 115200 128025 136560 145664 163872 170700 182080 204840 218496 227600 256050 273120 291328 323761 327744 341400 364160 409680 436992 455200 512100 546240 647522 655488 682800 728320 819360 873984 910400 971283 1024200 1092480 1295044 1310976 1365600 1456640 1618805 1638720 1820800 1942566 2048400 2184960 2590088 2621952 2731200 2913849 3237610 3277440 3641600 3885132 4096800 4369920 4856415 5180176 5462400 5827698 6475220 6554880 7283200 7770264 8094025 8193600 9712830 10360352 10924800 11655396 12950440 13109760 14569245 15540528 16188050 16387200 19425660 20720704 21849600 23310792 24282075 25900880 29138490 31081056 32376100 32774400 38851320 41441408 46621584 48564150 51801760 58276980 62162112 64752200 65548800 72846225 77702640 82882816 93243168 97128300 103603520 116553960 124324224 129504400 145692450 155405280 165765632 184220009 186486336 194256600 207207040 233107920 248648448 259008800 291384900 310810560 368440018 372972672 388513200 414414080 466215840 497296896 518017600 552660027 582769800 621621120 736880036 745945344 777026400 828828160 921100045 932431680 1036035200 1105320054 1165539600 1243242240 1473760072 1491890688 1554052800 1657980081 1842200090 1864863360 2072070400 2210640108 2331079200 2486484480 2763300135 2947520144 3108105600 3315960162 3684400180 3729726720 4144140800 4421280216 4605500225 4662158400 5526600270 5895040288 6216211200 6631920324 7368800360 7459453440 8289900405 8842560432 9211000450 9324316800 11053200540 11790080576 12432422400 13263840648 13816500675 14737600720 16579800810 17685120864 18422000900 18648633600 22106401080 23580161152 26527681296 27633001350 29475201440 33159601620 35370241728 36844001800 37297267200 41449502025 44212802160 47160322304 53055362592 55266002700 58950402880 66319203240 70740483456 73688003600 82899004050 88425604320 94320644608 106110725184 110532005400 117900805760 132638406480 141480966912 147376007200 165798008100 176851208640 212221450368 221064010800 235801611520 265276812960 282961933824 294752014400 331596016200 353702417280 424442900736 442128021600 471603223040 530553625920 589504028800 663192032400 707404834560 848885801472 884256043200 1061107251840 1179008057600 1326384064800 1414809669120 1768512086400 2122214503680 2358016115200 2652768129600 3537024172800 4244429007360 5305536259200 7074048345600 10611072518400 21222145036800
• Sum of all divisors σ(n): 76081910507460
• Sum of proper divisors (its aliquot sum) s(n): 54859765470660
• 21222145036800 is an abundant number, because the sum of its proper divisors (54859765470660) is greater than itself. Its abundance is 33637620433860

Bases of 21222145036800

• Binary: 100110100110100101010011010101001001000000000₂
• Hexadecimal: 0x134D2A6A9200
• Base-36: 7ITBH7R40

Squares and roots of 21222145036800

• 21222145036800 squared (21222145036800²) is 450379439962974873354240000
• 21222145036800 cubed (21222145036800³) is 9558017796487010784317792984236032000000
• The square root of 21222145036800 is 4606749.9429424211
• The cube root of 21222145036800 is 27686.1834838501

Scales and comparisons

• 21,222,145,036,800 seconds is equal to 674,798 years, 29 weeks, 3 days, 16 hours.
• To count from 1 to 21,222,145,036,800 would take you about one million, six hundred eighty-six thousand, nine hundred 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 21222145036800 cubic inches would be around 2307.2 feet tall.

Recreational maths with 21222145036800

• 21222145036800 backwards is 00863054122212
• 21222145036800 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21222145036800's digits is 36
• More coming soon!