21022542229

Names of 21022542229

• Cardinal: 21022542229 can be written as Twenty-one billion, twenty-two million, five hundred forty-two thousand, two hundred twenty-nine.

Scientific notation

• Scientific notation: 2.1022542229 × 10¹⁰

Factors of 21022542229

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 275

Divisors of 21022542229

• Number of divisors d(n): 72
• Complete list of divisors:
  1 13 19 37 67 139 169 247 361 481 703 871 1273 1807 2479 2641 3211 4693 5143 6253 9139 9313 11323 13357 16549 23491 24187 32227 34333 47101 50179 61009 66859 97717 118807 121069 173641 176947 215137 314431 344581 418951 446329 612313 652327 869167 894919 1270321 1573897 1856623 2257333 2300311 3361993 4087603 4479553 6547039 7960069 8480251 11633947 16514173 24136099 29904043 43705909 58234189 85111507 124393741 151241311 313769287 568176817 1106449591 1617118633 21022542229
• Sum of all divisors σ(n): 25222992480
• Sum of proper divisors (its aliquot sum) s(n): 4200450251
• 21022542229 is a deficient number, because the sum of its proper divisors (4200450251) is less than itself. Its deficiency is 16822091978

Bases of 21022542229

• Binary: 10011100101000010101000100110010101₂
• Hexadecimal: 0x4E50A8995
• Base-36: 9NOA1ED

Squares and roots of 21022542229

• 21022542229 squared (21022542229²) is 441947281770088288441
• 21022542229 cubed (21022542229³) is 9290855394003442912809255074989
• The square root of 21022542229 is 144991.5246798929
• The cube root of 21022542229 is 2759.9110027403

Scales and comparisons

• 21,022,542,229 seconds is equal to 668 years, 23 weeks, 3 days, 11 hours, 3 minutes, 49 seconds.
• To count from 1 to 21,022,542,229 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 21022542229 cubic inches would be around 230 feet tall.

Recreational maths with 21022542229

• 21022542229 backwards is 92224522012
• The number of decimal digits it has is: 11
• The sum of 21022542229's digits is 31
• More coming soon!