138715647741

Names of 138715647741

• Cardinal: 138715647741 can be written as One hundred thirty-eight billion, seven hundred fifteen million, six hundred forty-seven thousand, seven hundred forty-one.

Scientific notation

• Scientific notation: 1.38715647741 × 10¹¹

Factors of 138715647741

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 387

Divisors of 138715647741

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 11 27 33 81 99 243 297 373 891 1119 2673 3357 4103 10071 12309 30213 36927 90639 110781 139129 332343 417387 997029 1252161 1530419 3756483 4591257 11269449 13773771 33808347 41321313 51895117 123963939 155685351 371891817 467056053 570846287 1401168159 1712538861 4203504477 5137616583 12610513431 15412849749 46238549247 138715647741
• Sum of all divisors σ(n): 227287220160
• Sum of proper divisors (its aliquot sum) s(n): 88571572419
• 138715647741 is a deficient number, because the sum of its proper divisors (88571572419) is less than itself. Its deficiency is 50144075322

Bases of 138715647741

• Binary: 10000001001100000110001100111011111101₂
• Hexadecimal: 0x204C18CEFD
• Base-36: 1RQ3PQT9

Squares and roots of 138715647741

• 138715647741 squared (138715647741²) is 19242030928205198403081
• 138715647741 cubed (138715647741³) is 2669170784058339563046799725090021
• The square root of 138715647741 is 372445.4963360411
• The cube root of 138715647741 is 5176.5667452755

Scales and comparisons

• 138,715,647,741 seconds is equal to 4,410 years, 37 weeks, 6 days, 4 hours, 22 minutes, 21 seconds.
• To count from 1 to 138,715,647,741 would take you about eight thousand, eight hundred twenty-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 138715647741 cubic inches would be around 431.4 feet tall.

Recreational maths with 138715647741

• 138715647741 backwards is 147746517831
• The number of decimal digits it has is: 12
• The sum of 138715647741's digits is 54
• More coming soon!