21948307368

Names of 21948307368

• Cardinal: 21948307368 can be written as Twenty-one billion, nine hundred forty-eight million, three hundred seven thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1948307368 × 10¹⁰

Factors of 21948307368

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 217847

Divisors of 21948307368

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 13 17 19 24 26 34 38 39 51 52 57 68 76 78 102 104 114 136 152 156 204 221 228 247 312 323 408 442 456 494 646 663 741 884 969 988 1292 1326 1482 1768 1938 1976 2584 2652 2964 3876 4199 5304 5928 7752 8398 12597 16796 25194 33592 50388 100776 217793 435586 653379 871172 1306758 1742344 2613516 2831309 3702481 4138067 5227032 5662618 7404962 8276134 8493927 11107443 11325236 12414201 14809924 16552268 16987854 22214886 22650472 24828402 29619848 33104536 33975708 44429772 48132253 49656804 53794871 67951416 70347139 88859544 96264506 99313608 107589742 140694278 144396759 161384613 192529012 211041417 215179484 281388556 288793518 322769226 385058024 422082834 430358968 562777112 577587036 645538452 844165668 914512807 1155174072 1291076904 1688331336 1829025614 2743538421 3658051228 5487076842 7316102456 10974153684 21948307368
• Sum of all divisors σ(n): 65860905600
• Sum of proper divisors (its aliquot sum) s(n): 43912598232
• 21948307368 is an abundant number, because the sum of its proper divisors (43912598232) is greater than itself. Its abundance is 21964290864

Bases of 21948307368

• Binary: 10100011100001110001001011110101000₂
• Hexadecimal: 0x51C3897A8
• Base-36: A2ZGECO

Squares and roots of 21948307368

• 21948307368 squared (21948307368²) is 481728196320203087424
• 21948307368 cubed (21948307368³) is 10573118520668063910964527340032
• The square root of 21948307368 is 148149.6114338475
• The cube root of 21948307368 is 2799.8429915361

Scales and comparisons

• 21,948,307,368 seconds is equal to 697 years, 46 weeks, 1 day, 8 hours, 2 minutes, 48 seconds.
• To count from 1 to 21,948,307,368 would take you about one thousand, three hundred ninety-five 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 21948307368 cubic inches would be around 233.3 feet tall.

Recreational maths with 21948307368

• 21948307368 backwards is 86370384912
• 21948307368 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21948307368's digits is 51
• More coming soon!