21421334065259264

Names of 21421334065259264

• Cardinal: 21421334065259264 can be written as Twenty-one quadrillion, four hundred twenty-one trillion, three hundred thirty-four billion, sixty-five million, two hundred fifty-nine thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 2.1421334065259264 × 10¹⁶

Factors of 21421334065259264

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 422

Divisors of 21421334065259264

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 16 32 64 128 191 229 256 382 458 764 916 1528 1832 3056 3664 6112 7328 12224 14656 24448 29312 36481 43739 48896 52441 58624 72962 87478 104882 145924 174956 209764 291848 349912 419528 583696 699824 839056 1167392 1399648 1678112 2334784 2799296 3356224 4669568 5598592 6712448 6967871 8354149 9339136 10016231 11197184 12008989 13424896 13935742 16708298 20032462 24017978 27871484 33416596 40064924 48035956 55742968 66833192 80129848 96071912 111485936 133666384 160259696 192143824 222971872 267332768 320519392 384287648 445943744 534665536 641038784 768575296 891887488 1069331072 1282077568 1537150592 1595642459 1783774976 1913100121 2138662144 2293716899 2564155136 3074301184 3191284918 3826200242 4587433798 6382569836 7652400484 9174867596 12765139672 15304800968 18349735192 25530279344 30609601936 36699470384 51060558688 61219203872 73398940768 102121117376 122438407744 146797881536 204242234752 244876815488 293595763072 365402123111 408484469504 438099927709 489753630976 587191526144 730804246222 876199855418 1461608492444 1752399710836 2923216984888 3504799421672 5846433969776 7009598843344 11692867939552 14019197686688 23385735879104 28038395373376 46771471758208 56076790746752 83677086192419 93542943516416 112153581493504 167354172384838 334708344769676 669416689539352 1338833379078704 2677666758157408 5355333516314816 10710667032629632 21421334065259264
• Sum of all divisors σ(n): 43172564801533440
• Sum of proper divisors (its aliquot sum) s(n): 21751230736274176
• 21421334065259264 is an abundant number, because the sum of its proper divisors (21751230736274176) is greater than itself. Its abundance is 329896671014912

Bases of 21421334065259264

• Binary: 1001100000110101001011011111111100100110010001100000000₂
• Hexadecimal: 0x4C1A96FF932300
• Base-36: 5UX890JZZSW

Squares and roots of 21421334065259264

• 21421334065259264 squared (21421334065259264²) is 458873553135436985735123537821696
• 21421334065259264 cubed (21421334065259264³) is 9829683675426693254068826842392843489784044191744
• The square root of 21421334065259264 is 146360288.5528013163
• The cube root of 21421334065259264 is 277725.3384481483

Scales and comparisons

• 21,421,334,065,259,264 seconds is equal to 681,132,162 years, 38 weeks, 2 days, 19 hours, 7 minutes, 44 seconds.
• To count from 1 to 21,421,334,065,259,264 would take you about two billion, forty-three million, three hundred ninety-six thousand, four hundred eighty-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 21421334065259264 cubic inches would be around 23143.8 feet tall.

Recreational maths with 21421334065259264

• 21421334065259264 backwards is 46295256043312412
• The number of decimal digits it has is: 17
• The sum of 21421334065259264's digits is 59
• More coming soon!