21244942161800

Names of 21244942161800

• Cardinal: 21244942161800 can be written as Twenty-one trillion, two hundred forty-four billion, nine hundred forty-two million, one hundred sixty-one thousand, eight hundred.

Scientific notation

• Scientific notation: 2.12449421618 × 10¹³

Factors of 21244942161800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 12457

Divisors of 21244942161800

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 25 28 35 40 49 50 56 70 98 100 140 175 196 200 245 280 337 350 392 490 557 674 700 980 1114 1225 1348 1400 1685 1960 2228 2359 2450 2696 2785 3370 3899 4456 4718 4900 5570 6740 7798 8425 9436 9800 11140 11549 11795 13480 13925 15596 16513 16850 18872 19495 22280 23098 23590 27293 27850 31192 33026 33700 38990 46196 47180 54586 55700 57745 58975 66052 67400 77980 80843 82565 92392 94360 97475 109172 111400 115490 117950 132104 136465 155960 161686 165130 187709 194950 218344 230980 235900 272930 288725 323372 330260 375418 389900 404215 412825 461960 471800 545860 565901 577450 646744 660520 682325 750836 779800 808430 825650 938545 1091720 1131802 1154900 1313963 1364650 1501672 1616860 1651300 1877090 2021075 2263604 2309800 2627926 2729300 2829505 3233720 3302600 3754180 3892013 4042150 4527208 4692725 5255852 5458600 5659010 6432793 6569815 7508360 7784026 8084300 9197741 9385450 10511704 11318020 12865586 13139630 14147525 15568052 16168600 18395482 18770900 19460065 22636040 25731172 26279260 27244091 28295050 31136104 32163965 32849075 36790964 37541800 38920130 45029551 45988705 51462344 52558520 54488182 56590100 64327930 65698150 73581928 77840260 90059102 91977410 97300325 108976364 113180200 128655860 131396300 136220455 155680520 160819825 180118204 183954820 190708637 194600650 217952728 225147755 229943525 257311720 262792600 272440910 315206857 321639650 360236408 367909640 381417274 389201300 450295510 459887050 544881820 630413714 643279300 681102275 762834548 778402600 900591020 919774100 953543185 1089763640 1125738775 1260827428 1286558600 1362204550 1525669096 1576034285 1801182040 1839548200 1907086370 2167851241 2251477550 2521654856 2724409100 3152068570 3814172740 4335702482 4502955100 4767715925 5448818200 6304137140 7628345480 7880171425 8671404964 9005910200 9535431850 10839256205 12608274280 15174958687 15760342850 17342809928 19070863700 21678512410 30349917374 31520685700 38141727400 43357024820 54196281025 60699834748 63041371400 75874793435 86714049640 106224710809 108392562050 121399669496 151749586870 212449421618 216785124100 303499173740 379373967175 424898843236 433570248200 531123554045 606998347480 758747934350 849797686472 1062247108090 1517495868700 2124494216180 2655617770225 3034991737400 4248988432360 5311235540450 10622471080900 21244942161800
• Sum of all divisors σ(n): 57737861181000
• Sum of proper divisors (its aliquot sum) s(n): 36492919019200
• 21244942161800 is an abundant number, because the sum of its proper divisors (36492919019200) is greater than itself. Its abundance is 15247976857400

Bases of 21244942161800

• Binary: 100110101001001111001001110110001011110001000₂
• Hexadecimal: 0x1352793B1788
• Base-36: 7J3SI19C8

Squares and roots of 21244942161800

• 21244942161800 squared (21244942161800²) is 451347567458227257379240000
• 21244942161800 cubed (21244942161800³) is 9588852965519161920582196048041032000000
• The square root of 21244942161800 is 4609223.5964205511
• The cube root of 21244942161800 is 27696.0935646817

Scales and comparisons

• 21,244,942,161,800 seconds is equal to 675,523 years, 23 weeks, 1 day, 6 hours, 43 minutes, 20 seconds.
• To count from 1 to 21,244,942,161,800 would take you about one million, six hundred eighty-eight thousand, eight hundred eight 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 21244942161800 cubic inches would be around 2308 feet tall.

Recreational maths with 21244942161800

• 21244942161800 backwards is 00816124944212
• The number of decimal digits it has is: 14
• The sum of 21244942161800's digits is 44
• More coming soon!