21406944000

Names of 21406944000

• Cardinal: 21406944000 can be written as Twenty-one billion, four hundred six million, nine hundred forty-four thousand.

Scientific notation

• Scientific notation: 2.1406944 × 10¹⁰

Factors of 21406944000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1049

Divisors of 21406944000

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 17 20 24 25 26 30 32 34 39 40 48 50 51 52 60 64 65 68 75 78 80 85 96 100 102 104 120 125 128 130 136 150 156 160 170 192 195 200 204 208 221 240 250 255 256 260 272 300 312 320 325 340 375 384 390 400 408 416 425 442 480 500 510 520 544 600 624 640 650 663 680 750 768 780 800 816 832 850 884 960 975 1000 1009 1020 1040 1088 1105 1200 1248 1275 1280 1300 1326 1360 1500 1560 1600 1625 1632 1664 1700 1768 1920 1950 2000 2018 2040 2080 2125 2176 2210 2400 2496 2550 2600 2652 2720 3000 3027 3120 3200 3250 3264 3315 3328 3400 3536 3840 3900 4000 4036 4080 4160 4250 4352 4420 4800 4875 4992 5045 5100 5200 5304 5440 5525 6000 6054 6240 6375 6400 6500 6528 6630 6800 7072 7800 8000 8072 8160 8320 8500 8840 9600 9750 9984 10090 10200 10400 10608 10880 11050 12000 12108 12480 12750 13000 13056 13117 13260 13600 14144 15135 15600 16000 16144 16320 16575 16640 17000 17153 17680 19200 19500 20180 20400 20800 21216 21760 22100 24000 24216 24960 25225 25500 26000 26234 26520 27200 27625 28288 30270 31200 32000 32288 32640 33150 34000 34306 35360 39000 39351 40360 40800 41600 42432 44200 48000 48432 49920 50450 51000 51459 52000 52468 53040 54400 55250 56576 60540 62400 64576 65280 65585 66300 68000 68612 70720 75675 78000 78702 80720 81600 82875 83200 84864 85765 88400 96000 96864 100900 102000 102918 104000 104936 106080 108800 110500 121080 124800 126125 129152 131170 132600 136000 137224 141440 151350 156000 157404 161440 163200 165750 169728 171530 176800 193728 196755 201800 204000 205836 208000 209872 212160 221000 222989 242160 249600 252250 257295 258304 262340 265200 272000 274448 282880 302700 312000 314808 322880 326400 327925 331500 343060 353600 378375 387456 393510 403600 408000 411672 416000 419744 424320 428825 442000 445978 484320 504500 514590 524680 530400 544000 548896 605400 624000 629616 645760 655850 663000 668967 686120 707200 756750 774912 787020 807200 816000 823344 839488 848640 857650 884000 891956 968640 983775 1009000 1029180 1049360 1060800 1097792 1114945 1210800 1248000 1259232 1286475 1291520 1311700 1326000 1337934 1372240 1414400 1513500 1574040 1614400 1632000 1639625 1646688 1678976 1715300 1768000 1783912 1937280 1967550 2018000 2058360 2098720 2121600 2144125 2195584 2229890 2421600 2518464 2572950 2623400 2652000 2675868 2744480 3027000 3148080 3228800 3279250 3293376 3344835 3357952 3430600 3536000 3567824 3874560 3935100 4036000 4116720 4197440 4243200 4288250 4391168 4459780 4843200 4918875 5036928 5145900 5246800 5304000 5351736 5488960 5574725 6054000 6296160 6432375 6457600 6558500 6586752 6689670 6861200 7072000 7135648 7870200 8072000 8233440 8394880 8576500 8919560 9686400 9837750 10073856 10291800 10493600 10608000 10703472 10977920 11149450 12108000 12592320 12864750 13117000 13173504 13379340 13722400 14271296 15740400 16144000 16466880 16724175 16789760 17153000 17839120 19372800 19675500 20583600 20987200 21216000 21406944 21955840 22298900 24216000 25184640 25729500 26234000 26758680 27444800 27873625 28542592 31480800 32288000 32933760 33448350 34306000 35678240 39351000 41167200 41974400 42813888 44597800 48432000 50369280 51459000 52468000 53517360 54889600 55747250 57085184 62961600 65867520 66896700 68612000 71356480 78702000 82334400 83620875 83948800 85627776 89195600 96864000 102918000 104936000 107034720 109779200 111494500 125923200 133793400 137224000 142712960 157404000 164668800 167241750 171255552 178391200 205836000 209872000 214069440 222989000 251846400 267586800 274448000 285425920 314808000 329337600 334483500 356782400 411672000 419744000 428138880 445978000 535173600 548896000 629616000 668967000 713564800 823344000 856277760 891956000 1070347200 1259232000 1337934000 1427129600 1646688000 1783912000 2140694400 2675868000 3567824000 4281388800 5351736000 7135648000 10703472000 21406944000
• Sum of all divisors σ(n): 81157265280
• Sum of proper divisors (its aliquot sum) s(n): 59750321280
• 21406944000 is an abundant number, because the sum of its proper divisors (59750321280) is greater than itself. Its abundance is 38343377280

Bases of 21406944000

• Binary: 10011111011111101000000101100000000₂
• Hexadecimal: 0x4FBF40B00
• Base-36: 9U153PC

Squares and roots of 21406944000

• 21406944000 squared (21406944000²) is 458257251419136000000
• 21406944000 cubed (21406944000³) is 9809887318723364880384000000000
• The square root of 21406944000 is 146311.1205616305
• The cube root of 21406944000 is 2776.6313595781

Scales and comparisons

• 21,406,944,000 seconds is equal to 680 years, 35 weeks, 13 hours, 20 minutes.
• To count from 1 to 21,406,944,000 would take you about one thousand, three hundred sixty-one 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 21406944000 cubic inches would be around 231.4 feet tall.

Recreational maths with 21406944000

• 21406944000 backwards is 00044960412
• 21406944000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21406944000's digits is 30
• More coming soon!