21472841315988

Names of 21472841315988

• Cardinal: 21472841315988 can be written as Twenty-one trillion, four hundred seventy-two billion, eight hundred forty-one million, three hundred fifteen thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1472841315988 × 10¹³

Factors of 21472841315988

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 150840

Divisors of 21472841315988

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 233 466 699 932 1398 2097 2796 4194 8388 19531 39062 58593 78124 117186 131071 175779 234372 262142 351558 393213 524284 703116 786426 1179639 1572852 2359278 4550723 4718556 9101446 13652169 18202892 27304338 30539543 40956507 54608676 61079086 81913014 91618629 122158172 163826028 183237258 274855887 366474516 549711774 1099423548 2559947701 5119895402 7679843103 10239790804 15359686206 23039529309 30719372412 46079058618 92158117236 596467814333 1192935628666 1789403442999 2385871257332 3578806885998 5368210328997 7157613771996 10736420657994 21472841315988
• Sum of all divisors σ(n): 54514733285376
• Sum of proper divisors (its aliquot sum) s(n): 33041891969388
• 21472841315988 is an abundant number, because the sum of its proper divisors (33041891969388) is greater than itself. Its abundance is 11569050653400

Bases of 21472841315988

• Binary: 100111000011110001001000101000011011010010100₂
• Hexadecimal: 0x138789143694
• Base-36: 7M0HJB250

Squares and roots of 21472841315988

• 21472841315988 squared (21472841315988²) is 461082914181601263664416144
• 21472841315988 cubed (21472841315988³) is 9900760249734836946480905320736632510272
• The square root of 21472841315988 is 4633879.7261029553
• The cube root of 21472841315988 is 27794.7755636137

Scales and comparisons

• 21,472,841,315,988 seconds is equal to 682,769 years, 48 weeks, 3 days, 23 hours, 19 minutes, 48 seconds.
• To count from 1 to 21,472,841,315,988 would take you about one million, seven hundred six thousand, nine hundred twenty-four 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 21472841315988 cubic inches would be around 2316.2 feet tall.

Recreational maths with 21472841315988

• 21472841315988 backwards is 88951314827412
• The number of decimal digits it has is: 14
• The sum of 21472841315988's digits is 63
• More coming soon!