21365833868120

Names of 21365833868120

• Cardinal: 21365833868120 can be written as Twenty-one trillion, three hundred sixty-five billion, eight hundred thirty-three million, eight hundred sixty-eight thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.136583386812 × 10¹³

Factors of 21365833868120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 150

Divisors of 21365833868120

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 47 49 56 70 89 94 98 140 178 188 196 235 245 280 329 343 356 376 392 445 470 490 623 658 686 712 890 940 980 1246 1316 1372 1645 1715 1780 1880 1960 2209 2303 2492 2632 2744 3115 3290 3430 3560 4183 4361 4418 4606 4984 6230 6580 6860 7921 8366 8722 8836 9212 11045 11515 12460 13160 13720 15463 15842 16121 16732 17444 17672 18424 20915 21805 22090 23030 24920 29281 30527 30926 31684 32242 33464 34888 39605 41830 43610 44180 46060 55447 58562 61054 61852 63368 64484 77315 79210 80605 83660 87220 88360 92120 108241 110894 117124 122108 123704 128968 146405 152635 154630 158420 161210 167320 174440 196601 204967 216482 221788 234248 244216 277235 292810 305270 309260 316840 322420 372287 388129 393202 409934 432964 443576 541205 554470 585620 610540 618520 644840 704969 744574 757687 776258 786404 819868 865928 983005 1024835 1082410 1108940 1171240 1221080 1376207 1409938 1434769 1489148 1515374 1552516 1572808 1639736 1861435 1940645 1966010 2049670 2164820 2217880 2606009 2716903 2752414 2819876 2869538 2978296 3030748 3105032 3524845 3722870 3788435 3881290 3932020 4099340 4329640 4934783 5212018 5433806 5504828 5639752 5739076 6061496 6881035 7049690 7173845 7445740 7576870 7762580 7864040 8198680 9633449 9869566 10424036 10867612 11009656 11478152 13030045 13584515 13762070 14099380 14347690 14891480 15153740 15525160 17497489 18242063 19266898 19739132 20848072 21735224 24673915 26060090 27169030 27524140 28198760 28695380 30307480 33133543 34543481 34994978 36484126 38533796 39478264 48167245 49347830 52120180 54338060 55048280 57390760 66267086 67434143 69086962 69989956 72968252 77067592 87487445 91210315 96334490 98695660 104240360 108676120 122482423 127694441 132534172 134868286 138173924 139979912 145936504 165667715 172717405 174974890 182420630 192668980 197391320 231934801 241804367 244964846 255388882 265068344 269736572 276347848 331335430 337170715 345434810 349949780 364841260 385337960 463869602 483608734 489929692 510777764 539473144 612412115 638472205 662670860 674341430 690869620 699899560 729682520 857376961 927739204 967217468 979859384 1021555528 1159674005 1209021835 1224824230 1276944410 1325341720 1348682860 1381739240 1557276521 1623543607 1714753922 1855478408 1934434936 2319348010 2418043670 2449648460 2553888820 2697365720 3114553042 3247087214 3429507844 4286884805 4638696020 4836087340 4899296920 5107777640 6001638727 6229106084 6494174428 6859015688 7786382605 8117718035 8573769610 9277392040 9672174680 10900935647 11364805249 12003277454 12458212168 12988348856 15572765210 16235436070 17147539220 21801871294 22729610498 24006554908 30008193635 31145530420 32470872140 34295078440 43603742588 45459220996 48013109816 54504678235 56824026245 60016387270 62291060840 64941744280 76306549529 87207485176 90918441992 109009356470 113648052490 120032774540 152613099058 218018712940 227296104980 240065549080 305226198116 381532747645 436037425880 454592209960 534145846703 610452396232 763065495290 1068291693406 1526130990580 2136583386812 2670729233515 3052261981160 4273166773624 5341458467030 10682916934060 21365833868120
• Sum of all divisors σ(n): 57931050960000
• Sum of proper divisors (its aliquot sum) s(n): 36565217091880
• 21365833868120 is an abundant number, because the sum of its proper divisors (36565217091880) is greater than itself. Its abundance is 15199383223760

Bases of 21365833868120

• Binary: 100110110111010011110111100000010001101011000₂
• Hexadecimal: 0x136E9EF02358
• Base-36: 7KNBTU2XK

Squares and roots of 21365833868120

• 21365833868120 squared (21365833868120²) is 456498856880103641552334400
• 21365833868120 cubed (21365833868120³) is 9753478737086983062854610854967739328000
• The square root of 21365833868120 is 4622319.1006376875
• The cube root of 21365833868120 is 27748.5279604919

Scales and comparisons

• 21,365,833,868,120 seconds is equal to 679,367 years, 22 weeks, 1 day, 20 hours, 15 minutes, 20 seconds.
• To count from 1 to 21,365,833,868,120 would take you about one million, six hundred ninety-eight thousand, four hundred eighteen 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 21365833868120 cubic inches would be around 2312.4 feet tall.

Recreational maths with 21365833868120

• 21365833868120 backwards is 02186833856312
• 21365833868120 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21365833868120's digits is 56
• More coming soon!