21349453443497984

Names of 21349453443497984

• Cardinal: 21349453443497984 can be written as Twenty-one quadrillion, three hundred forty-nine trillion, four hundred fifty-three billion, four hundred forty-three million, four hundred ninety-seven thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.1349453443497984 × 10¹⁶

Factors of 21349453443497984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 19601

Divisors of 21349453443497984

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 61 64 112 122 128 224 244 256 427 448 488 512 854 896 976 1024 1708 1792 1952 2048 3416 3584 3904 4096 6832 7168 7808 8192 13664 14336 15616 16384 19531 27328 28672 31232 32768 39062 54656 57344 62464 65536 78124 109312 114688 124928 131072 136717 156248 218624 229376 249856 273434 312496 437248 458752 499712 546868 624992 874496 917504 999424 1093736 1191391 1249984 1748992 1998848 2187472 2382782 2499968 3497984 3997696 4374944 4765564 4999936 6995968 7995392 8339737 8749888 9531128 9999872 13991936 16679474 17499776 19062256 19999744 27983872 33358948 34999552 38124512 39999488 55967744 66717896 69999104 76249024 79998976 133435792 139998208 152498048 159997952 266871584 279996416 304996096 319995904 381459961 533743168 559992832 609992192 639991808 762919922 1067486336 1119985664 1219984384 1279983616 1525839844 2134972672 2239971328 2439968768 2559967232 2670219727 3051679688 4269945344 4479942656 4879937536 5340439454 6103359376 8539890688 8959885312 9759875072 10680878908 12206718752 17079781376 17919770624 19519750144 21361757816 23269057621 24413437504 34159562752 39039500288 42723515632 46538115242 48826875008 68319125504 78079000576 85447031264 93076230484 97653750016 136638251008 156158001152 162883403347 170894062528 186152460968 195307500032 273276502016 325766806694 341788125056 372304921936 390615000064 546553004032 651533613388 683576250112 744609843872 781230000128 1093106008064 1303067226776 1367152500224 1489219687744 1562460000256 2606134453552 2734305000448 2978439375488 3124920000512 5212268907104 5468610000896 5956878750976 6249840001024 10424537814208 10937220001792 11913757501952 12499680002048 20849075628416 21874440003584 23827515003904 24999360004096 41698151256832 43748880007168 47655030007808 49998720008192 83396302513664 87497760014336 95310060015616 166792605027328 174995520028672 190620120031232 333585210054656 349991040057344 381240240062464 667170420109312 762480480124928 1334340840218624 1524960960249856 2668681680437248 3049921920499712 5337363360874496 10674726721748992 21349453443497984
• Sum of all divisors σ(n): 49601080651815504
• Sum of proper divisors (its aliquot sum) s(n): 28251627208317520
• 21349453443497984 is an abundant number, because the sum of its proper divisors (28251627208317520) is greater than itself. Its abundance is 6902173764819536

Bases of 21349453443497984

• Binary: 1001011110110010011011011111100101001100000000000000000₂
• Hexadecimal: 0x4BD936FCA60000
• Base-36: 5U7QZIHPERK

Squares and roots of 21349453443497984

• 21349453443497984 squared (21349453443497984²) is 455799162336087926695965812064256
• 21349453443497984 cubed (21349453443497984³) is 9731062995879688999806693330673285035388414459904
• The square root of 21349453443497984 is 146114521.6722074615
• The cube root of 21349453443497984 is 277414.3487781689

Scales and comparisons

• 21,349,453,443,497,984 seconds is equal to 678,846,581 years, 16 weeks, 59 minutes, 44 seconds.
• To count from 1 to 21,349,453,443,497,984 would take you about two billion, thirty-six million, five hundred thirty-nine thousand, seven hundred forty-three 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 21349453443497984 cubic inches would be around 23117.9 feet tall.

Recreational maths with 21349453443497984

• 21349453443497984 backwards is 48979434435494312
• The number of decimal digits it has is: 17
• The sum of 21349453443497984's digits is 83
• More coming soon!