21000165957126

Names of 21000165957126

• Cardinal: 21000165957126 can be written as Twenty-one trillion, one hundred sixty-five million, nine hundred fifty-seven thousand, one hundred twenty-six.

Scientific notation

• Scientific notation: 2.1000165957126 × 10¹³

Factors of 21000165957126

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8886

Divisors of 21000165957126

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 9 18 27 29 41 54 58 73 82 87 123 146 174 219 246 261 369 438 522 547 657 738 783 1094 1107 1189 1314 1566 1641 1971 2117 2214 2378 2993 3282 3567 3942 4234 4923 5986 6351 7134 8191 8979 9846 10701 12702 14769 15863 16382 17958 19053 21402 22427 24573 26937 29538 31726 32103 38106 39931 44854 47589 49146 53874 57159 64206 67281 73719 79862 80811 86797 95178 114318 119793 134562 142767 147438 161622 173594 201843 221157 237539 239586 260391 285534 335831 359379 403686 428301 442314 475078 520782 597943 605529 650383 671662 712617 718758 781173 856602 1007493 1078137 1157999 1195886 1211058 1300766 1425234 1562346 1637171 1793829 1951149 2014986 2137851 2156274 2315998 2343519 3022479 3274342 3473997 3587658 3902298 4275702 4480477 4687038 4911513 5381487 5853447 6044958 6413553 6947994 8960954 9067437 9739099 9823026 10421991 10762974 11706894 12827106 13441431 14734539 16144461 17340347 17560341 18134874 19478198 20843982 24515663 26882862 29217297 29469078 31265973 32288922 34680694 35120682 40324293 44203617 47477959 49031326 52021041 58434594 62531946 73546989 80648586 87651891 88407234 94955918 104042082 120972879 129933833 142433877 147093978 156063123 175303782 183699557 220640967 241945758 259867666 262955673 284867754 312126246 327074821 367399114 389801499 427301631 441281934 468189369 525911346 551098671 654149642 661922901 710954227 779602998 854603262 936378738 981224463 1102197342 1169404497 1281904893 1323845802 1421908454 1653296013 1962448926 2132862681 2338808994 2563809786 2943673389 3306592026 3508213491 4265725362 4959888039 5327287153 5887346778 6398588043 7016426982 8831020167 9485169809 9919776078 10654574306 12797176086 13410067661 15981861459 17662040334 18970339618 19195764129 26820135322 28455509427 31963722918 38391528258 40230202983 47945584377 56911018854 80460405966 85366528281 95891168754 120690608949 143836753131 170733056562 241381217898 256099584843 287673506262 362071826847 388891962169 512199169686 724143653694 777783924338 1166675886507 2333351773014 3500027659521 7000055319042 10500082978563 21000165957126
• Sum of all divisors σ(n): 50228939980800
• Sum of proper divisors (its aliquot sum) s(n): 29228774023674
• 21000165957126 is an abundant number, because the sum of its proper divisors (29228774023674) is greater than itself. Its abundance is 8228608066548

Bases of 21000165957126

• Binary: 100110001100101111011011011101001111000000110₂
• Hexadecimal: 0x13197B6E9E06
• Base-36: 7FZCCLP1I

Squares and roots of 21000165957126

• 21000165957126 squared (21000165957126²) is 441006970226833767670179876
• 21000165957126 cubed (21000165957126³) is 9261219563012833933973939690768123996376
• The square root of 21000165957126 is 4582593.8023270185
• The cube root of 21000165957126 is 27589.3144403067

Scales and comparisons

• 21,000,165,957,126 seconds is equal to 667,740 years, 16 weeks, 4 days, 8 hours, 32 minutes, 6 seconds.
• To count from 1 to 21,000,165,957,126 would take you about one million, six hundred sixty-nine thousand, three hundred fifty 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 21000165957126 cubic inches would be around 2299.1 feet tall.

Recreational maths with 21000165957126

• 21000165957126 backwards is 62175956100012
• The number of decimal digits it has is: 14
• The sum of 21000165957126's digits is 45
• More coming soon!