5439388168440

Names of 5439388168440

• Cardinal: 5439388168440 can be written as Five trillion, four hundred thirty-nine billion, three hundred eighty-eight million, one hundred sixty-eight thousand, four hundred forty.

Scientific notation

• Scientific notation: 5.43938816844 × 10¹²

Factors of 5439388168440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 15109411589

Divisors of 5439388168440

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 15109411579 30218823158 45328234737 60437646316 75547057895 90656469474 120875292632 135984704211 151094115790 181312938948 226641173685 271969408422 302188231580 362625877896 453282347370 543938816844 604376463160 679923521055 906564694740 1087877633688 1359847042110 1813129389480 2719694084220 5439388168440
• Sum of all divisors σ(n): 17678011548600
• Sum of proper divisors (its aliquot sum) s(n): 12238623380160
• 5439388168440 is an abundant number, because the sum of its proper divisors (12238623380160) is greater than itself. Its abundance is 6799235211720

Bases of 5439388168440

• Binary: 1001111001001110100110011001011000011111000₂
• Hexadecimal: 0x4F274CCB0F8
• Base-36: 1XETJ9VY0

Squares and roots of 5439388168440

• 5439388168440 squared (5439388168440²) is 29586943646965057812033600
• 5439388168440 cubed (5439388168440³) is 160934871213602759776876157295739584000
• The square root of 5439388168440 is 2332249.5939414375
• The cube root of 5439388168440 is 17586.6593209819

Scales and comparisons

• 5,439,388,168,440 seconds is equal to 172,955 years, 37 weeks, 2 days, 13 hours, 54 minutes.
• To count from 1 to 5,439,388,168,440 would take you about four hundred thirty-two thousand, three hundred eighty-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 5439388168440 cubic inches would be around 1465.6 feet tall.

Recreational maths with 5439388168440

• 5439388168440 backwards is 0448618839345
• The number of decimal digits it has is: 13
• The sum of 5439388168440's digits is 63
• More coming soon!