12821940622278648

Names of 12821940622278648

• Cardinal: 12821940622278648 can be written as Twelve quadrillion, eight hundred twenty-one trillion, nine hundred forty billion, six hundred twenty-two million, two hundred seventy-eight thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.2821940622278648 × 10¹⁶

Factors of 12821940622278648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 430709986

Divisors of 12821940622278648

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 81 84 108 126 162 168 189 216 252 324 378 504 567 648 756 1134 1512 2268 4536 6563 13126 19689 26252 39378 45941 52504 59067 78756 91882 118134 137823 157512 177201 183764 236268 275646 354402 367528 413469 472536 531603 551292 708804 826938 1063206 1102584 1240407 1417608 1653876 2126412 2480814 3307752 3721221 4252824 4961628 7442442 9923256 14884884 29769768 430703411 861406822 1292110233 1722813644 2584220466 3014923877 3445627288 3876330699 5168440932 6029847754 7752661398 9044771631 10336881864 11628992097 12059695508 15505322796 18089543262 23257984194 24119391016 27134314893 31010645592 34886976291 36179086524 46515968388 54268629786 69773952582 72358173048 81402944679 93031936776 108537259572 139547905164 162805889358 217074519144 244208834037 279095810328 325611778716 488417668074 651223557432 976835336148 1953670672296 2826706486393 5653412972786 8480119459179 11306825945572 16960238918358 19786945404751 22613651891144 25440358377537 33920477836716 39573890809502 50880716755074 59360836214253 67840955673432 76321075132611 79147781619004 101761433510148 118721672428506 152642150265222 158295563238008 178082508642759 203522867020296 228963225397833 237443344857012 305284300530444 356165017285518 457926450795666 474886689714024 534247525928277 610568601060888 712330034571036 915852901591332 1068495051856554 1424660069142072 1602742577784831 1831705803182664 2136990103713108 3205485155569662 4273980207426216 6410970311139324 12821940622278648
• Sum of all divisors σ(n): 41050032091263360
• Sum of proper divisors (its aliquot sum) s(n): 28228091468984712
• 12821940622278648 is an abundant number, because the sum of its proper divisors (28228091468984712) is greater than itself. Its abundance is 15406150846706064

Bases of 12821940622278648

• Binary: 101101100011010111110010110000000111110011111111111000₂
• Hexadecimal: 0x2D8D7CB01F3FF8
• Base-36: 3I8ZY7DT3I0

Squares and roots of 12821940622278648

• 12821940622278648 squared (12821940622278648²) is 164402161321239363104955756707904
• 12821940622278648 cubed (12821940622278648³) is 2107954750635206514628680972496292997771432033792
• The square root of 12821940622278648 is 113234008.2408047941
• The cube root of 12821940622278648 is 234054.9985309113

Scales and comparisons

• 12,821,940,622,278,648 seconds is equal to 407,698,050 years, 47 weeks, 6 days, 15 hours, 10 minutes, 48 seconds.
• To count from 1 to 12,821,940,622,278,648 would take you about one billion, two hundred twenty-three million, ninety-four thousand, one hundred fifty-two 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 12821940622278648 cubic inches would be around 19504.6 feet tall.

Recreational maths with 12821940622278648

• 12821940622278648 backwards is 84687222604912821
• 12821940622278648 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 12821940622278648's digits is 72
• More coming soon!