18738137165048

Names of 18738137165048

• Cardinal: 18738137165048 can be written as Eighteen trillion, seven hundred thirty-eight billion, one hundred thirty-seven million, one hundred sixty-five thousand and forty-eight.

Scientific notation

• Scientific notation: 1.8738137165048 × 10¹³

Factors of 18738137165048

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1126369

Divisors of 18738137165048

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 7 8 14 28 49 56 98 196 392 44171 88342 176684 309197 353368 618394 1082189 1236788 2164378 2164379 2473576 4328756 4328758 7575323 8657512 8657516 15150646 17315032 30301292 53027261 60602584 106054522 212109044 424218088 47801370319 95602740638 191205481276 334609592233 382410962552 669219184466 1338438368932 2342267145631 2676876737864 4684534291262 9369068582524 18738137165048
• Sum of all divisors σ(n): 40871134661400
• Sum of proper divisors (its aliquot sum) s(n): 22132997496352
• 18738137165048 is an abundant number, because the sum of its proper divisors (22132997496352) is greater than itself. Its abundance is 3394860331304

Bases of 18738137165048

• Binary: 100010000101011010000000000100110110011111000₂
• Hexadecimal: 0x110AD0026CF8
• Base-36: 6N46J2AK8

Squares and roots of 18738137165048

• 18738137165048 squared (18738137165048²) is 351117784416153098392842304
• 18738137165048 cubed (18738137165048³) is 6579293205477629852976795495289484590592
• The square root of 18738137165048 is 4328756.9999998845
• The cube root of 18738137165048 is 26560.8603172443

Scales and comparisons

• 18,738,137,165,048 seconds is equal to 595,814 years, 41 weeks, 4 days, 13 hours, 24 minutes, 8 seconds.
• To count from 1 to 18,738,137,165,048 would take you about one million, four hundred eighty-nine thousand, five hundred thirty-seven 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 18738137165048 cubic inches would be around 2213.4 feet tall.

Recreational maths with 18738137165048

• 18738137165048 backwards is 84056173183781
• The number of decimal digits it has is: 14
• The sum of 18738137165048's digits is 62
• More coming soon!