21080467044

Names of 21080467044

• Cardinal: 21080467044 can be written as Twenty-one billion, eighty million, four hundred sixty-seven thousand and forty-four.

Scientific notation

• Scientific notation: 2.1080467044 × 10¹⁰

Factors of 21080467044

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5485

Divisors of 21080467044

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 63 78 84 91 117 126 156 182 234 252 273 364 468 546 819 1092 1638 1721 3276 3442 3739 5163 6884 7478 10326 11217 12047 14956 15489 20652 22373 22434 24094 26173 30978 33651 36141 44746 44868 48188 48607 52346 61956 67119 67302 72282 78519 89492 97214 104692 108423 134238 134604 144564 145821 156611 157038 194428 201357 216846 235557 268476 291642 313222 314076 340249 402714 433692 437463 469833 471114 583284 626444 680498 805428 874926 939666 942228 1020747 1360996 1409499 1749852 1879332 2041494 2818998 3062241 4082988 5637996 6124482 6434819 12248964 12869638 19304457 25739276 38608914 45043733 57913371 77217828 83652647 90087466 115826742 135131199 167305294 180174932 231653484 250957941 270262398 334610588 405393597 501915882 540524796 585568529 752873823 810787194 1003831764 1171137058 1505747646 1621574388 1756705587 2342274116 3011495292 3513411174 5270116761 7026822348 10540233522 21080467044
• Sum of all divisors σ(n): 65639333760
• Sum of proper divisors (its aliquot sum) s(n): 44558866716
• 21080467044 is an abundant number, because the sum of its proper divisors (44558866716) is greater than itself. Its abundance is 23478399672

Bases of 21080467044

• Binary: 10011101000011111100110011001100100₂
• Hexadecimal: 0x4E87E6664
• Base-36: 9OMRKH0

Squares and roots of 21080467044

• 21080467044 squared (21080467044²) is 444386090793170097936
• 21080467044 cubed (21080467044³) is 9367866341777414069826100421184
• The square root of 21080467044 is 145191.1396883433
• The cube root of 21080467044 is 2762.4435338649

Scales and comparisons

• 21,080,467,044 seconds is equal to 670 years, 15 weeks, 1 day, 21 hours, 17 minutes, 24 seconds.
• To count from 1 to 21,080,467,044 would take you about one thousand, three hundred forty 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 21080467044 cubic inches would be around 230.2 feet tall.

Recreational maths with 21080467044

• 21080467044 backwards is 44076408012
• 21080467044 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21080467044's digits is 36
• More coming soon!