21456336048

Names of 21456336048

• Cardinal: 21456336048 can be written as Twenty-one billion, four hundred fifty-six million, three hundred thirty-six thousand and forty-eight.

Scientific notation

• Scientific notation: 2.1456336048 × 10¹⁰

Factors of 21456336048

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3577

Divisors of 21456336048

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 23 24 28 42 46 48 56 69 84 92 112 138 161 168 184 276 322 336 368 483 552 644 966 1104 1171 1288 1932 2342 2371 2576 3513 3864 4684 4742 7026 7113 7728 8197 9368 9484 14052 14226 16394 16597 18736 18968 24591 26933 28104 28452 32788 33194 37936 49182 49791 53866 54533 56208 56904 65576 66388 80799 98364 99582 107732 109066 113808 131152 132776 161598 163599 188531 196728 199164 215464 218132 265552 323196 327198 377062 381731 393456 398328 430928 436264 565593 646392 654396 754124 763462 796656 872528 1131186 1145193 1292784 1308792 1508248 1526924 2262372 2290386 2617584 2776441 3016496 3053848 4524744 4580772 5552882 6107696 8329323 9049488 9161544 11105764 16658646 18323088 19435087 22211528 33317292 38870174 44423056 58305261 63858143 66634584 77740348 116610522 127716286 133269168 155480696 191574429 233221044 255432572 310961392 383148858 447007001 466442088 510865144 766297716 894014002 932884176 1021730288 1341021003 1532595432 1788028004 2682042006 3065190864 3576056008 5364084012 7152112016 10728168024 21456336048
• Sum of all divisors σ(n): 66185859072
• Sum of proper divisors (its aliquot sum) s(n): 44729523024
• 21456336048 is an abundant number, because the sum of its proper divisors (44729523024) is greater than itself. Its abundance is 23273186976

Bases of 21456336048

• Binary: 10011111110111001011011010010110000₂
• Hexadecimal: 0x4FEE5B4B0
• Base-36: 9UUJQUO

Squares and roots of 21456336048

• 21456336048 squared (21456336048²) is 460374356604704258304
• 21456336048 cubed (21456336048³) is 9877946903192322863827218542592
• The square root of 21456336048 is 146479.8144728481
• The cube root of 21456336048 is 2778.7652180701

Scales and comparisons

• 21,456,336,048 seconds is equal to 682 years, 12 weeks, 5 days, 5 hours, 20 minutes, 48 seconds.
• To count from 1 to 21,456,336,048 would take you about one thousand, three hundred sixty-four 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 21456336048 cubic inches would be around 231.6 feet tall.

Recreational maths with 21456336048

• 21456336048 backwards is 84063365412
• 21456336048 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21456336048's digits is 42
• More coming soon!