21373082406

Names of 21373082406

• Cardinal: 21373082406 can be written as Twenty-one billion, three hundred seventy-three million, eighty-two thousand, four hundred six.

Scientific notation

• Scientific notation: 2.1373082406 × 10¹⁰

Factors of 21373082406

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1477

Divisors of 21373082406

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 13 18 19 26 38 39 57 59 78 114 117 118 171 177 234 247 342 354 494 531 741 767 1062 1121 1381 1482 1534 2223 2242 2301 2762 3363 3481 4143 4446 4602 6726 6903 6962 8286 10089 10443 12429 13806 14573 17953 20178 20886 24858 26239 29146 31329 35906 43719 45253 52478 53859 62658 66139 78717 81479 87438 90506 107718 131157 132278 135759 157434 161577 162958 198417 236151 244437 262314 271518 323154 341107 396834 407277 472302 488874 595251 682214 733311 814554 859807 1023321 1059227 1190502 1466622 1548101 1719614 2046642 2118454 2579421 3069963 3096202 3177681 4644303 4807261 5158842 6139926 6355362 7738263 9288606 9533043 9614522 13932909 14421783 15476526 19066086 20125313 27865818 28843566 40250626 43265349 60375939 62494393 86530698 91337959 120751878 124988786 181127817 182675918 187483179 274013877 362255634 374966358 548027754 562449537 822041631 1124899074 1187393467 1644083262 2374786934 3562180401 7124360802 10686541203 21373082406
• Sum of all divisors σ(n): 53438789040
• Sum of proper divisors (its aliquot sum) s(n): 32065706634
• 21373082406 is an abundant number, because the sum of its proper divisors (32065706634) is greater than itself. Its abundance is 10692624228

Bases of 21373082406

• Binary: 10011111001111011110101101100100110₂
• Hexadecimal: 0x4F9EF5B26
• Base-36: 9TGZBXI

Squares and roots of 21373082406

• 21373082406 squared (21373082406²) is 456808651533666748836
• 21373082406 cubed (21373082406³) is 9763408953002797706213932579416
• The square root of 21373082406 is 146195.3569919373
• The cube root of 21373082406 is 2775.1665579113

Scales and comparisons

• 21,373,082,406 seconds is equal to 679 years, 31 weeks, 15 hours, 20 minutes, 6 seconds.
• To count from 1 to 21,373,082,406 would take you about one thousand, three hundred fifty-nine 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 21373082406 cubic inches would be around 231.3 feet tall.

Recreational maths with 21373082406

• 21373082406 backwards is 60428037312
• The number of decimal digits it has is: 11
• The sum of 21373082406's digits is 36
• More coming soon!