21235382224

Names of 21235382224

• Cardinal: 21235382224 can be written as Twenty-one billion, two hundred thirty-five million, three hundred eighty-two thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 2.1235382224 × 10¹⁰

Factors of 21235382224

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1923

Divisors of 21235382224

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 14 16 19 23 28 38 46 56 76 92 112 133 152 161 184 266 271 304 322 368 437 532 542 644 874 1064 1084 1288 1601 1748 1897 2128 2168 2576 3059 3202 3496 3794 4336 5149 6118 6233 6404 6992 7588 10298 11207 12236 12466 12808 15176 20596 22414 24472 24932 25616 30352 30419 36043 36823 41192 43631 44828 48944 49864 60838 72086 73646 82384 87262 89656 99728 118427 121676 144172 147292 174524 179312 212933 236854 243352 257761 288344 294584 349048 425866 433871 473708 486704 515522 576688 589168 698096 699637 828989 851732 867742 947416 1031044 1399274 1657978 1703464 1735484 1894832 2062088 2798548 3037097 3315956 3406928 3470968 4124176 4897459 5597096 6074194 6631912 6941936 8243549 9794918 9979033 11194192 12148388 13263824 16487098 19589836 19958066 24296776 32974196 39179672 39916132 48593552 57704843 65948392 69853231 78359344 79832264 115409686 131896784 139706462 159664528 189601627 230819372 279412924 379203254 461638744 558825848 758406508 923277488 1117651696 1327211389 1516813016 2654422778 3033626032 5308845556 10617691112 21235382224
• Sum of all divisors σ(n): 51870965760
• Sum of proper divisors (its aliquot sum) s(n): 30635583536
• 21235382224 is an abundant number, because the sum of its proper divisors (30635583536) is greater than itself. Its abundance is 9400201312

Bases of 21235382224

• Binary: 10011110001101110100011011111010000₂
• Hexadecimal: 0x4F1BA37D0
• Base-36: 9R6ZXSG

Squares and roots of 21235382224

• 21235382224 squared (21235382224²) is 450941458199375186176
• 21235382224 cubed (21235382224³) is 9575914225511650876428520935424
• The square root of 21235382224 is 145723.6501876069
• The cube root of 21235382224 is 2769.1938651723

Scales and comparisons

• 21,235,382,224 seconds is equal to 675 years, 11 weeks, 2 days, 21 hours, 17 minutes, 4 seconds.
• To count from 1 to 21,235,382,224 would take you about one thousand, three hundred fifty 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 21235382224 cubic inches would be around 230.8 feet tall.

Recreational maths with 21235382224

• 21235382224 backwards is 42228353212
• The number of decimal digits it has is: 11
• The sum of 21235382224's digits is 34
• More coming soon!