139749120156

Names of 139749120156

• Cardinal: 139749120156 can be written as One hundred thirty-nine billion, seven hundred forty-nine million, one hundred twenty thousand, one hundred fifty-six.

Scientific notation

• Scientific notation: 1.39749120156 × 10¹¹

Factors of 139749120156

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 702388

Divisors of 139749120156

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 53 106 159 212 313 318 626 636 939 1252 1878 3756 16589 33178 49767 66356 99534 199068 702017 1404034 2106051 2808068 4212102 8424204 37206901 74413802 111620703 148827604 219731321 223241406 439462642 446482812 659193963 878925284 1318387926 2636775852 11645760013 23291520026 34937280039 46583040052 69874560078 139749120156
• Sum of all divisors σ(n): 333295681824
• Sum of proper divisors (its aliquot sum) s(n): 193546561668
• 139749120156 is an abundant number, because the sum of its proper divisors (193546561668) is greater than itself. Its abundance is 53797441512

Bases of 139749120156

• Binary: 10000010001001101100100101100010011100₂
• Hexadecimal: 0x2089B2589C
• Base-36: 1S770N8C

Squares and roots of 139749120156

• 139749120156 squared (139749120156²) is 19529816584376125464336
• 139749120156 cubed (139749120156³) is 2729274684474620669813222956756416
• The square root of 139749120156 is 373830.3360563453
• The cube root of 139749120156 is 5189.3905994063

Scales and comparisons

• 139,749,120,156 seconds is equal to 4,443 years, 30 weeks, 4 days, 16 hours, 2 minutes, 36 seconds.
• To count from 1 to 139,749,120,156 would take you about eight thousand, eight hundred eighty-seven 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 139749120156 cubic inches would be around 432.4 feet tall.

Recreational maths with 139749120156

• 139749120156 backwards is 651021947931
• The number of decimal digits it has is: 12
• The sum of 139749120156's digits is 48
• More coming soon!