21369498246

Names of 21369498246

• Cardinal: 21369498246 can be written as Twenty-one billion, three hundred sixty-nine million, four hundred ninety-eight thousand, two hundred forty-six.

Scientific notation

• Scientific notation: 2.1369498246 × 10¹⁰

Factors of 21369498246

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 373

Divisors of 21369498246

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 6 9 18 19 27 38 54 57 81 114 162 171 243 342 349 361 486 513 698 722 1026 1047 1083 1539 2094 2166 3078 3141 3249 4617 6282 6498 6631 9234 9423 9747 13262 18846 19494 19893 28269 29241 39786 56538 58482 59679 84807 87723 119358 121801 125989 169614 175446 179037 243602 251978 358074 365403 377967 537111 730806 755934 1074222 1096209 1133901 1611333 2192418 2267802 2314219 3222666 3288627 3401703 4628438 6577254 6803406 6942657 9865881 10205109 13885314 19731762 20410218 20827971 29597643 30615327 41655942 43970161 59195286 61230654 62483913 87940322 124967826 131910483 187451739 263820966 374903478 395731449 562355217 791462898 1124710434 1187194347 2374388694 3561583041 7123166082 10684749123 21369498246
• Sum of all divisors σ(n): 50821167852
• Sum of proper divisors (its aliquot sum) s(n): 29451669606
• 21369498246 is an abundant number, because the sum of its proper divisors (29451669606) is greater than itself. Its abundance is 8082171360

Bases of 21369498246

• Binary: 10011111001101110001010101010000110₂
• Hexadecimal: 0x4F9B8AA86
• Base-36: 9TEUIDI

Squares and roots of 21369498246

• 21369498246 squared (21369498246²) is 456655455285797076516
• 21369498246 cubed (21369498246³) is 9758497950756172055320589790936
• The square root of 21369498246 is 146183.0983595573
• The cube root of 21369498246 is 2775.0114220129

Scales and comparisons

• 21,369,498,246 seconds is equal to 679 years, 25 weeks, 1 day, 3 hours, 44 minutes, 6 seconds.
• To count from 1 to 21,369,498,246 would take you about one thousand, three hundred fifty-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 21369498246 cubic inches would be around 231.3 feet tall.

Recreational maths with 21369498246

• 21369498246 backwards is 64289496312
• 21369498246 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21369498246's digits is 54
• More coming soon!