6538468090

Names of 6538468090

• Cardinal: 6538468090 can be written as Six billion, five hundred thirty-eight million, four hundred sixty-eight thousand and ninety.

Scientific notation

• Scientific notation: 6.53846809 × 10⁹

Factors of 6538468090

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1592

Divisors of 6538468090

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 7 10 11 14 17 22 34 35 55 70 77 85 110 119 154 170 187 238 374 385 457 595 770 914 935 1093 1190 1309 1870 2186 2285 2618 3199 4570 5027 5465 6398 6545 7651 7769 10054 10930 12023 13090 15302 15538 15995 18581 24046 25135 31990 35189 37162 38255 38845 50270 54383 60115 70378 76510 77690 84161 85459 92905 108766 120230 130067 168322 170918 175945 185810 204391 260134 271915 351890 408782 420805 427295 499501 543830 598213 650335 841610 854590 999002 1021955 1196426 1300670 1430737 2043910 2497505 2861474 2991065 3496507 4995010 5494511 5982130 6993014 7153685 8491517 10989022 14307370 16983034 17482535 27472555 34965070 38461577 42457585 54945110 59440619 76923154 84915170 93406687 118881238 186813374 192307885 297203095 384615770 467033435 594406190 653846809 934066870 1307693618 3269234045 6538468090
• Sum of all divisors σ(n): 15584721408
• Sum of proper divisors (its aliquot sum) s(n): 9046253318
• 6538468090 is an abundant number, because the sum of its proper divisors (9046253318) is greater than itself. Its abundance is 2507785228

Bases of 6538468090

• Binary: 110000101101110010001101011111010₂
• Hexadecimal: 0x185B91AFA
• Base-36: 304U29M

Squares and roots of 6538468090

• 6538468090 squared (6538468090²) is 42751564963948248100
• 6538468090 cubed (6538468090³) is 279529743314337620613253129000
• The square root of 6538468090 is 80860.7945174917
• The cube root of 6538468090 is 1869.9299438995

Scales and comparisons

• 6,538,468,090 seconds is equal to 207 years, 46 weeks, 6 days, 17 hours, 8 minutes, 10 seconds.
• To count from 1 to 6,538,468,090 would take you about four hundred fifteen 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 6538468090 cubic inches would be around 155.8 feet tall.

Recreational maths with 6538468090

• 6538468090 backwards is 0908648356
• The number of decimal digits it has is: 10
• The sum of 6538468090's digits is 49
• More coming soon!