138522257328

Names of 138522257328

• Cardinal: 138522257328 can be written as One hundred thirty-eight billion, five hundred twenty-two million, two hundred fifty-seven thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 1.38522257328 × 10¹¹

Factors of 138522257328

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 31712996

Divisors of 138522257328

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 39 42 48 52 56 78 84 91 104 112 156 168 182 208 273 312 336 364 546 624 728 1092 1456 2184 4368 31712971 63425942 95138913 126851884 190277826 221990797 253703768 380555652 412268623 443981594 507407536 665972391 761111304 824537246 887963188 1236805869 1331944782 1522222608 1649074492 1775926376 2473611738 2663889564 2885880361 3298148984 3551852752 4947223476 5327779128 5771760722 6596297968 8657641083 9894446952 10655558256 11543521444 17315282166 19788893904 23087042888 34630564332 46174085776 69261128664 138522257328
• Sum of all divisors σ(n): 440429755136
• Sum of proper divisors (its aliquot sum) s(n): 301907497808
• 138522257328 is an abundant number, because the sum of its proper divisors (301907497808) is greater than itself. Its abundance is 163385240480

Bases of 138522257328

• Binary: 10000001000000100100011110011110110000₂
• Hexadecimal: 0x204091E7B0
• Base-36: 1RMWKPTC

Squares and roots of 138522257328

• 138522257328 squared (138522257328²) is 19188415775244649699584
• 138522257328 cubed (138522257328³) is 2658022667735093977840992742551552
• The square root of 138522257328 is 372185.7833501973
• The cube root of 138522257328 is 5174.1599897175

Scales and comparisons

• 138,522,257,328 seconds is equal to 4,404 years, 30 weeks, 20 hours, 48 minutes, 48 seconds.
• To count from 1 to 138,522,257,328 would take you about eight thousand, eight hundred nine 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 138522257328 cubic inches would be around 431.2 feet tall.

Recreational maths with 138522257328

• 138522257328 backwards is 823752225831
• 138522257328 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138522257328's digits is 48
• More coming soon!