21743489900

Names of 21743489900

• Cardinal: 21743489900 can be written as Twenty-one billion, seven hundred forty-three million, four hundred eighty-nine thousand, nine hundred.

Scientific notation

• Scientific notation: 2.17434899 × 10¹⁰

Factors of 21743489900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 423

Divisors of 21743489900

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 10 11 20 22 25 31 44 50 55 62 67 100 110 124 134 155 220 268 275 307 310 335 341 550 614 620 670 682 737 775 961 1100 1228 1340 1364 1474 1535 1550 1675 1705 1922 2077 2948 3070 3100 3350 3377 3410 3685 3844 4154 4805 6140 6700 6754 6820 7370 7675 8308 8525 9517 9610 10385 10571 13508 14740 15350 16885 17050 18425 19034 19220 20569 20770 21142 22847 24025 30700 33770 34100 36850 38068 41138 41540 42284 45694 47585 48050 51925 52855 64387 67540 73700 82276 84425 91388 95170 96100 102845 103850 104687 105710 114235 128774 168850 190340 205690 207700 209374 211420 226259 228470 237925 257548 264275 295027 321935 337700 411380 418748 452518 456940 475850 514225 523435 528550 571175 590054 637639 643870 708257 905036 951700 1028450 1046870 1057100 1131295 1142350 1180108 1275278 1287740 1416514 1475135 1609675 2056900 2093740 2262590 2284700 2550556 2617175 2833028 2950270 3188195 3219350 3245297 3541285 4525180 5234350 5656475 5900540 6376390 6438700 6490594 7014029 7082570 7375675 10468700 11312950 12752780 12981188 14028058 14165140 14751350 15940975 16226485 17706425 19766809 22625900 28056116 29502700 31881950 32452970 35070145 35412850 39533618 63763900 64905940 70140290 70825700 79067236 81132425 98834045 140280580 162264850 175350725 197668090 217434899 324529700 350701450 395336180 434869798 494170225 701402900 869739596 988340450 1087174495 1976680900 2174348990 4348697980 5435872475 10871744950 21743489900
• Sum of all divisors σ(n): 54156408768
• Sum of proper divisors (its aliquot sum) s(n): 32412918868
• 21743489900 is an abundant number, because the sum of its proper divisors (32412918868) is greater than itself. Its abundance is 10669428968

Bases of 21743489900

• Binary: 10100010000000000110101001101101100₂
• Hexadecimal: 0x51003536C
• Base-36: 9ZLIG6K

Squares and roots of 21743489900

• 21743489900 squared (21743489900²) is 472779353031402010000
• 21743489900 cubed (21743489900³) is 10279873087566823987274699000000
• The square root of 21743489900 is 147456.7390796365
• The cube root of 21743489900 is 2791.1065569493

Scales and comparisons

• 21,743,489,900 seconds is equal to 691 years, 19 weeks, 3 days, 18 hours, 18 minutes, 20 seconds.
• To count from 1 to 21,743,489,900 would take you about one thousand, three hundred eighty-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 21743489900 cubic inches would be around 232.6 feet tall.

Recreational maths with 21743489900

• 21743489900 backwards is 00998434712
• The number of decimal digits it has is: 11
• The sum of 21743489900's digits is 47
• More coming soon!