21382861302

Names of 21382861302

• Cardinal: 21382861302 can be written as Twenty-one billion, three hundred eighty-two million, eight hundred sixty-one thousand, three hundred two.

Scientific notation

• Scientific notation: 2.1382861302 × 10¹⁰

Factors of 21382861302

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6238

Divisors of 21382861302

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 59 66 81 99 118 121 162 177 198 242 243 297 354 363 486 531 594 649 726 891 1062 1089 1298 1593 1782 1947 2178 2673 3186 3267 3894 4779 5346 5841 6163 6534 7139 9558 9801 11682 12326 14278 14337 17523 18489 19602 21417 28674 29403 35046 36978 42834 52569 55467 58806 64251 67793 105138 110934 128502 135586 157707 166401 192753 203379 315414 332802 363617 385506 406758 499203 578259 610137 727234 745723 998406 1090851 1156518 1220274 1491446 1497609 1734777 1830411 2181702 2237169 2995218 3272553 3469554 3660822 3999787 4474338 5491233 6545106 6711507 7999574 9817659 10982466 11999361 13423014 16473699 19635318 20134521 23998722 29452977 32947398 35998083 40269042 43997657 58905954 60403563 71996166 87995314 88358931 107994249 120807126 131992971 176717862 181210689 215988498 263985942 323982747 362421378 395978913 647965494 791957826 971948241 1187936739 1943896482 2375873478 3563810217 7127620434 10691430651 21382861302
• Sum of all divisors σ(n): 53714082240
• Sum of proper divisors (its aliquot sum) s(n): 32331220938
• 21382861302 is an abundant number, because the sum of its proper divisors (32331220938) is greater than itself. Its abundance is 10948359636

Bases of 21382861302

• Binary: 10011111010100001001001000111110110₂
• Hexadecimal: 0x4FA8491F6
• Base-36: 9TMSXDI

Squares and roots of 21382861302

• 21382861302 squared (21382861302²) is 457226757460569135204
• 21382861302 cubed (21382861302³) is 9776816338342543552049217475608
• The square root of 21382861302 is 146228.7977862089
• The cube root of 21382861302 is 2775.5897370427

Scales and comparisons

• 21,382,861,302 seconds is equal to 679 years, 47 weeks, 1 day, 19 hours, 41 minutes, 42 seconds.
• To count from 1 to 21,382,861,302 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 21382861302 cubic inches would be around 231.3 feet tall.

Recreational maths with 21382861302

• 21382861302 backwards is 20316828312
• The number of decimal digits it has is: 11
• The sum of 21382861302's digits is 36
• More coming soon!