21010407327

Names of 21010407327

• Cardinal: 21010407327 can be written as Twenty-one billion, ten million, four hundred seven thousand, three hundred twenty-seven.

Scientific notation

• Scientific notation: 2.1010407327 × 10¹⁰

Factors of 21010407327

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 980

Divisors of 21010407327

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 13 21 39 49 61 63 73 91 117 147 183 219 273 427 441 511 549 637 657 793 819 823 949 1281 1533 1911 2379 2469 2847 2989 3577 3843 4453 4599 5551 5733 5761 6643 7137 7407 8541 8967 10699 10731 13359 16653 17283 19929 26901 31171 32097 32193 38857 40077 40327 46501 49959 50203 51849 57889 59787 60079 74893 93513 96291 116571 120981 139503 150609 173667 180237 218197 224679 280539 349713 351421 362943 405223 418509 420553 451827 521001 524251 540711 652639 654591 674037 781027 1054263 1215669 1261659 1572753 1957917 1963773 2343081 2459947 2836561 2943871 3162789 3647007 3664819 3784977 4568473 4718259 5467189 5873751 7029243 7379841 8509683 8831613 10994457 13705419 16401567 22139523 25529049 25653733 26494839 31979311 32983371 38270323 41116257 47642647 49204701 76961199 95937933 114810969 142927941 179576131 230883597 287813799 333498529 344432907 428783823 538728393 1000495587 1616185179 2334489703 3001486761 7003469109 21010407327
• Sum of all divisors σ(n): 39219031488
• Sum of proper divisors (its aliquot sum) s(n): 18208624161
• 21010407327 is a deficient number, because the sum of its proper divisors (18208624161) is less than itself. Its deficiency is 2801783166

Bases of 21010407327

• Binary: 10011100100010100010101111110011111₂
• Hexadecimal: 0x4E4515F9F
• Base-36: 9NH1Y1R

Squares and roots of 21010407327

• 21010407327 squared (21010407327²) is 441437216046455284929
• 21010407327 cubed (21010407327³) is 9274775718432926090850134274783
• The square root of 21010407327 is 144949.6717036641
• The cube root of 21010407327 is 2759.3798634305

Scales and comparisons

• 21,010,407,327 seconds is equal to 668 years, 3 weeks, 3 days, 15 minutes, 27 seconds.
• To count from 1 to 21,010,407,327 would take you about one thousand, three hundred thirty-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 21010407327 cubic inches would be around 229.9 feet tall.

Recreational maths with 21010407327

• 21010407327 backwards is 72370401012
• The number of decimal digits it has is: 11
• The sum of 21010407327's digits is 27
• More coming soon!