27827861985

Names of 27827861985

• Cardinal: 27827861985 can be written as Twenty-seven billion, eight hundred twenty-seven million, eight hundred sixty-one thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 2.7827861985 × 10¹⁰

Factors of 27827861985

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 140942

Divisors of 27827861985

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 9 11 15 19 21 27 33 35 45 55 57 63 77 95 99 105 133 135 165 171 189 209 231 285 297 315 385 399 495 513 627 665 693 855 945 1045 1155 1197 1463 1485 1881 1995 2079 2565 3135 3465 3591 4389 5643 5985 7315 9405 10395 13167 17955 21945 28215 39501 65835 140897 197505 422691 704485 986279 1268073 1549867 2113455 2677043 2958837 3804219 4649601 4931395 6340365 7749335 8031129 8876511 10849069 13385215 13948803 14794185 18739301 19021095 23248005 24093387 26629533 29447473 32547207 40155645 41846409 44382555 54245345 56217903 69744015 72280161 88342419 93696505 97641621 120466935 133147665 147237365 162736035 168653709 206132311 209232045 265027257 281089515 292924863 361400805 441712095 488208105 505961127 618396933 795081771 843268545 1030661555 1325136285 1464624315 1855190799 2529805635 3091984665 3975408855 5565572397 9275953995 27827861985
• Sum of all divisors σ(n): 64925798400
• Sum of proper divisors (its aliquot sum) s(n): 37097936415
• 27827861985 is an abundant number, because the sum of its proper divisors (37097936415) is greater than itself. Its abundance is 9270074430

Bases of 27827861985

• Binary: 11001111010101010110111100111100001₂
• Hexadecimal: 0x67AAB79E1
• Base-36: CS7ZNQ9

Squares and roots of 27827861985

• 27827861985 squared (27827861985²) is 774389902656208140225
• 27827861985 cubed (27827861985³) is 21549615333694545029614826846625
• The square root of 27827861985 is 166816.8516217713
• The cube root of 27827861985 is 3030.3534094199

Scales and comparisons

• 27,827,861,985 seconds is equal to 884 years, 43 weeks, 4 days, 17 hours, 39 minutes, 45 seconds.
• To count from 1 to 27,827,861,985 would take you about one thousand, seven hundred sixty-nine 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 27827861985 cubic inches would be around 252.5 feet tall.

Recreational maths with 27827861985

• 27827861985 backwards is 58916872872
• 27827861985 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 27827861985's digits is 63
• More coming soon!