18238141293748

Names of 18238141293748

• Cardinal: 18238141293748 can be written as Eighteen trillion, two hundred thirty-eight billion, one hundred forty-one million, two hundred ninety-three thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 1.8238141293748 × 10¹³

Factors of 18238141293748

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 798102

Divisors of 18238141293748

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 31 62 124 307 601 614 1202 1228 2404 9517 18631 19034 37262 38068 74524 184507 369014 738028 797161 1594322 3188644 5719717 11439434 22878868 24711991 49423982 98847964 244728427 479093761 489456854 958187522 978913708 1916375044 7586581237 14851906591 15173162474 29703813182 30346324948 59407626364 147081784627 294163569254 588327138508 4559535323437 9119070646874 18238141293748
• Sum of all divisors σ(n): 33108676023808
• Sum of proper divisors (its aliquot sum) s(n): 14870534730060
• 18238141293748 is a deficient number, because the sum of its proper divisors (14870534730060) is less than itself. Its deficiency is 3367606563688

Bases of 18238141293748

• Binary: 100001001011001100101111011101110010010110100₂
• Hexadecimal: 0x109665EEE4B4
• Base-36: 6GQHIFJ5G

Squares and roots of 18238141293748

• 18238141293748 squared (18238141293748²) is 332629797850715971223887504
• 18238141293748 cubed (18238141293748³) is 6066549251712192693185317981164570524992
• The square root of 18238141293748 is 4270613.6905306713
• The cube root of 18238141293748 is 26322.4832890303

Scales and comparisons

• 18,238,141,293,748 seconds is equal to 579,916 years, 24 weeks, 6 days, 7 hours, 22 minutes, 28 seconds.
• To count from 1 to 18,238,141,293,748 would take you about one million, four hundred forty-nine thousand, seven hundred ninety-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 18238141293748 cubic inches would be around 2193.5 feet tall.

Recreational maths with 18238141293748

• 18238141293748 backwards is 84739214183281
• The number of decimal digits it has is: 14
• The sum of 18238141293748's digits is 61
• More coming soon!