139401216

Names of 139401216

• Cardinal: 139401216 can be written as One hundred thirty-nine million, four hundred one thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.39401216 × 10⁸

Factors of 139401216

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2526

Divisors of 139401216

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 512 576 768 864 1024 1152 1536 1728 2048 2304 2521 3072 3456 4608 5042 6144 6912 7563 9216 10084 13824 15126 18432 20168 22689 27648 30252 40336 45378 55296 60504 68067 80672 90756 121008 136134 161344 181512 242016 272268 322688 363024 484032 544536 645376 726048 968064 1089072 1290752 1452096 1936128 2178144 2581504 2904192 3872256 4356288 5163008 5808384 7744512 8712576 11616768 15489024 17425152 23233536 34850304 46467072 69700608 139401216
• Sum of all divisors σ(n): 413103600
• Sum of proper divisors (its aliquot sum) s(n): 273702384
• 139401216 is an abundant number, because the sum of its proper divisors (273702384) is greater than itself. Its abundance is 134301168

Bases of 139401216

• Binary: 1000010011110001100000000000₂
• Hexadecimal: 0x84F1800
• Base-36: 2AZUO0

Squares and roots of 139401216

• 139401216 squared (139401216²) is 19432699022278656
• 139401216 cubed (139401216³) is 2708941873867655737245696
• The square root of 139401216 is 11806.8292102493
• The cube root of 139401216 is 518.5080707475

Scales and comparisons

• 139,401,216 seconds is equal to 4 years, 22 weeks, 3 days, 10 hours, 33 minutes, 36 seconds.
• To count from 1 to 139,401,216 would take you about 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 139401216 cubic inches would be around 43.2 feet tall.

Recreational maths with 139401216

• 139401216 backwards is 612104931
• 139401216 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 139401216's digits is 27
• More coming soon!