19840942368

Names of 19840942368

• Cardinal: 19840942368 can be written as Nineteen billion, eight hundred forty million, nine hundred forty-two thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.9840942368 × 10¹⁰

Factors of 19840942368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8460

Divisors of 19840942368

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 72 78 96 104 117 144 156 208 234 288 312 416 468 624 683 936 1248 1366 1872 2049 2732 3744 4098 5464 6147 7759 8196 8879 10928 12294 15518 16392 17758 21856 23277 24588 26637 31036 32784 35516 46554 49176 53274 62072 65568 69831 71032 79911 93108 98352 100867 106548 124144 139662 142064 159822 186216 196704 201734 213096 248288 279324 284128 302601 319644 372432 403468 426192 558648 605202 639288 744864 806936 852384 907803 1117296 1210404 1278576 1613872 1815606 2234592 2420808 2557152 3227744 3631212 4841616 5299397 7262424 9683232 10598794 14524848 15898191 21197588 29049696 31796382 42395176 47694573 63592764 68892161 84790352 95389146 127185528 137784322 169580704 190778292 206676483 254371056 275568644 381556584 413352966 508742112 551137288 620029449 763113168 826705932 1102274576 1240058898 1526226336 1653411864 2204549152 2480117796 3306823728 4960235592 6613647456 9920471184 19840942368
• Sum of all divisors σ(n): 60859693440
• Sum of proper divisors (its aliquot sum) s(n): 41018751072
• 19840942368 is an abundant number, because the sum of its proper divisors (41018751072) is greater than itself. Its abundance is 21177808704

Bases of 19840942368

• Binary: 10010011110100111001100000100100000₂
• Hexadecimal: 0x49E9CC120
• Base-36: 944S940

Squares and roots of 19840942368

• 19840942368 squared (19840942368²) is 393662994050297447424
• 19840942368 cubed (19840942368³) is 7810644777366278547597094060032
• The square root of 19840942368 is 140857.8800351613
• The cube root of 19840942368 is 2707.2026420719

Scales and comparisons

• 19,840,942,368 seconds is equal to 630 years, 45 weeks, 5 days, 12 hours, 52 minutes, 48 seconds.
• To count from 1 to 19,840,942,368 would take you about one thousand, two hundred sixty-one 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 19840942368 cubic inches would be around 225.6 feet tall.

Recreational maths with 19840942368

• 19840942368 backwards is 86324904891
• The number of decimal digits it has is: 11
• The sum of 19840942368's digits is 54
• More coming soon!