12838688507898

Names of 12838688507898

• Cardinal: 12838688507898 can be written as Twelve trillion, eight hundred thirty-eight billion, six hundred eighty-eight million, five hundred seven thousand, eight hundred ninety-eight.

Scientific notation

• Scientific notation: 1.2838688507898 × 10¹³

Factors of 12838688507898

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2401550429

Divisors of 12838688507898

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 81 99 162 198 243 297 486 594 891 1782 2673 5346 2401550413 4803100826 7204651239 14409302478 21613953717 26417054543 43227907434 52834109086 64841861151 79251163629 129683722302 158502327258 194525583453 237753490887 389051166906 475506981774 583576750359 713260472661 1167153500718 1426520945322 2139781417983 4279562835966 6419344253949 12838688507898
• Sum of all divisors σ(n): 31469916625056
• Sum of proper divisors (its aliquot sum) s(n): 18631228117158
• 12838688507898 is an abundant number, because the sum of its proper divisors (18631228117158) is greater than itself. Its abundance is 5792539609260

Bases of 12838688507898

• Binary: 10111010110100111101011101111100011111111010₂
• Hexadecimal: 0xBAD3D77C7FA
• Base-36: 4JU0FNHMI

Squares and roots of 12838688507898

• 12838688507898 squared (12838688507898²) is 164831922602832173608378404
• 12838688507898 cubed (12838688507898³) is 2116225710455714019453059826242126634792
• The square root of 12838688507898 is 3583111.5678831437
• The cube root of 12838688507898 is 23415.6860928979

Scales and comparisons

• 12,838,688,507,898 seconds is equal to 408,230 years, 30 weeks, 1 day, 19 hours, 18 minutes, 18 seconds.
• To count from 1 to 12,838,688,507,898 would take you about one million, twenty thousand, five hundred seventy-six 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 12838688507898 cubic inches would be around 1951.3 feet tall.

Recreational maths with 12838688507898

• 12838688507898 backwards is 89870588683821
• 12838688507898 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12838688507898's digits is 81
• More coming soon!